About Component Elements:

From high-watt-density Cartridge and Microtubular heaters delivering concentrated thermal energy in tightly constrained tooling, to heavy-duty Cast Metal and Ceramic Core assemblies capable of withstanding extreme operational stresses, our solutions guarantee uncompromised process reliability. We utilize premium-grade resistance alloys, high-purity dielectric insulators, and robust metallic or ceramic sheathing to manufacture elements strictly optimized for highly efficient conductive, convective, and radiant heat transfer.

Our manufacturing capabilities extend across highly specialized environments, offering inherently safe PTC thermistors, ultra-low-thermal-mass Ceramic Fibre modules, and fully certified explosion-proof configurations for hazardous areas. Every component—including highly malleable Tubular heaters, advanced Infra-Red emitters, and foundational Resistance Wire—is meticulously customized to your exact watt density, geometric, and electrical specifications. Designed for seamless OEM integration into our wider process heating assemblies across the plastics, petrochemical, aerospace, and metallurgy sectors, Indelex heating components deliver exceptional temperature stability, rapid thermal cycling, and extended longevity. By adhering to rigorous international safety standards and leveraging specialized bespoke manufacturing services, we provide the industrial B2B sector with exact, highly reliable thermal solutions.

It is not possible to show all Component Heating Element types and variations here. If you don’t immediately see what you’re looking for, please give us a call or contact our team. We’ll know about it, how to make it, or where to get it!

Band Heating Elements

Band Heating Elements

At Indelex, our Band Heating Elements are precision-engineered assemblies of premium metal-alloy resistors, securely encased in robust circular housings made of high-grade stainless steel, brass, or zinc-coated steel. To ensure optimal thermal transfer and maximum dielectric strength, these elements are meticulously insulated using mica, ceramic powder, cast ceramic, knuckle ceramic, or compacted magnesium oxide across a wide variety of formats. We also engineer advanced variants comprising formed rod elements housed in precision aluminium or aluminium-bronze castings or securely fixed within extruded aluminium profile sections.

Designed for maximum versatility and stringent safety compliance, Indelex band heaters feature numerous termination types and offer virtually unlimited diameter and width options to meet bespoke requirements. Our custom-designed thermal systems can be manufactured with precision holes, cut-outs, and multiple independent circuits. Depending on specific process demands, they may be hinged, jacketed, fully insulated, guarded, segmented, hermetically sealed, or equipped with advanced liquid- or air-cooling mechanics specifically engineered for high-temperature extrusion applications.

Product Application

Direct, highly efficient conductive heating of cylindrical or curved metallic surfaces. Indelex components are critical thermal infrastructure utilized extensively in injection moulding, plastic extrusion, packaging operations, commercial printing, high-volume catering equipment, and general industrial process machinery. By ensuring uniform heat distribution and precise temperature control, these bespoke solutions guarantee process reliability and operational safety across demanding manufacturing environments.

Cartridge Heating Elements

Cartridge Heating Elements

Indelex Cartridge Heating Elements are heavy-duty, tightly compacted assemblies of precision-wound nickel-chromium resistance wire meticulously coiled around a high-purity ceramic core. This resistive assembly is centrally positioned and firmly encased within a precision-ground cylindrical metal sheath—typically manufactured from 304/316 stainless steel or Incoloy® alloys. To guarantee superior heat transfer and maximum dielectric strength, the internal voids are densely filled and swaged with premium magnesium oxide (MgO) powder, enabling exceptional high-watt-density performance.

Engineered to meet rigorous industrial specifications, Indelex cartridge heaters offer virtually unlimited combinations of metric and imperial diameters and lengths. Our bespoke thermal solutions can integrate internal Type J or K thermocouples for highly accurate, localized temperature monitoring. Depending on custom engineering requirements, they can be manufactured with distributed wattage profiles, specialized mounting flanges, threaded fittings, or moisture-resistant seals. We offer highly adaptable termination systems, including swaged-in flexible leads, right-angle exits, ceramic-beaded insulation, stainless steel over-braid, or protective flexible metal armour to withstand severe mechanical abrasion.

Product Application

Precision internal, localized heating of solid metallic components via direct insertion into tightly toleranced drilled holes. Indelex cartridge heaters deliver highly concentrated thermal energy essential for injection moulding dies, hot runner systems, heating platens, and packaging seal bars. They are widely used across the aerospace, medical device manufacturing, plastics extrusion, and specialized tooling industries. By providing rapid heat-up rates and exceptional thermal uniformity, these engineered heating solutions ensure strict process repeatability and maximum operational longevity in the most demanding high-temperature environments.

Cast Metal Heating Elements

Cast Metal Heating Elements

At Indelex, our Cast Metal Heating Elements are highly robust thermal assemblies engineered by integrally casting precision-formed tubular heating elements into premium aluminium, brass, bronze, or cast-iron alloys. This seamless integration ensures exceptional thermal conductivity, structural rigidity, and uniform heat distribution. Following the casting process, all internal and contact surfaces are CNC-machined to exacting tolerances, guaranteeing optimal surface-to-surface heat transfer and eliminating localized thermal gradients.

Designed for unparalleled durability in harsh industrial environments, Indelex cast heaters can be bespoke-engineered into virtually unlimited geometries, including cylindrical bands, flat platens, L-shapes, or complex custom profiles. To accommodate stringent process controls and rapid thermal cycling, they can feature embedded stainless-steel tubes for liquid circulation or integrally cast fins for high-efficiency air cooling. Our versatile assemblies support a multitude of heavy-duty termination options—including threaded studs, protective terminal boxes, and flexible armoured conduits—and can be precisely manufactured with mounting holes, cut-outs, and multi-zone heating circuits to meet specialized engineering requirements.

Product Application

Heavy-duty, uniform heating and active cooling of machine barrels, dies, and flat surfaces. Indelex cast metal components are integral thermal infrastructure for plastics extrusion, blow moulding, semiconductor manufacturing, commercial food processing, and heavy-duty packaging machinery. By leveraging high thermal mass and integrated cooling configurations, these bespoke solutions deliver exceptional temperature stability and exact process control, ensuring consistent material melt profiles and extended machinery lifespan under extreme operational stresses.

Ceramic Core Heating Elements

Ceramic Core Heating Elements

Indelex Ceramic Core Heating Elements are engineered as high-performance spirals of premium nickel-chromium (Ni-Cr) resistance wire, meticulously threaded through robust, interlocking ceramic formers. Available in 10 standardized diameters, these modular thermal solutions are precision-engineered to your exact specifications. We custom design the unheated length, overall length, voltage, and wattage to meet stringent industrial requirements. To ensure seamless integration with your facility’s power infrastructure, we offer single-phase, three-phase, and multi-circuit configurations. Indelex ceramic cores support a wide array of termination types and heavy-duty connection heads. Furthermore, we provide specialized internal constructions and component layouts optimized for horizontal or vertical mounting, ensuring structural integrity, sustained dielectric strength, and maximum heat-transfer efficiency.

Product Application

Indelex Ceramic Core Heating Elements are designed for the indirect heating of industrial liquids and gases by insertion into correctly sized, thick-walled protective tubes (available in metal, glass, ceramic, or PTFE). The primary operational advantage of this bespoke thermal system is that the core can be rapidly withdrawn and replaced without draining the tank or halting the process system, drastically reducing maintenance downtime. Additionally, unlike standard component elements, there is technically no limit to the length of an Indelex ceramic core, offering unparalleled design flexibility.

Ceramic Fibre Heating Elements

Ceramic Fibre Heating Elements

At Indelex, our Ceramic Fibre Heating Elements are advanced, low-thermal-mass thermal assemblies engineered by embedding premium iron-chrome-aluminium (Fe-Cr-Al) or nickel-chromium (Ni-Cr) resistance wire directly into vacuum-formed ceramic fibre insulation. Engineered for extreme thermal efficiency and exceptional thermal shock resistance, this specialized construction delivers exceptionally rapid heat-up and cool-down cycles while strictly minimizing radiant energy loss. Available in highly bespoke geometries—including flat panels, half-cylinders, and complex multi-zone chamber configurations—these lightweight heating modules are customized to your exact voltage, wattage, and dimensional parameters. We manufacture these advanced elements with precisely optimized wire exposure, maximizing radiant heat transfer while ensuring robust mechanical support at elevated temperatures. Indelex ceramic fibre heaters can be specified with an array of high-temperature terminations and integrated thermocouple ports for exact process monitoring. Built to withstand severe oxidation, they provide highly reliable, uniform heating for continuous industrial operations up to 1200°C.

Product Application

Indelex Ceramic Fibre Heating Elements deliver rapid, highly controlled radiant heat for extreme-temperature industrial environments. They are critical thermal components for laboratory furnaces, industrial kilns, semiconductor wafer processing, and aerospace metal heat-treatment chambers. Driven by their ultra-low thermal mass and superior insulative properties, these bespoke heating modules significantly reduce thermal cycle times and operational energy consumption. They are exclusively deployed where strict temperature uniformity, rapid thermal cycling, and continuous high-heat reliability are absolute operational imperatives.

Furnace Heating Elements

Furnace Heating Elements

Indelex Furnace Heating Elements are heavy-duty, ultra-high-temperature thermal assemblies manufactured from premium-grade refractory materials and superalloys, including Silicon Carbide (Si-C), Molybdenum Disilicate (MoSi2), Iron-Chrome-Aluminium (Fe-Cr-Al), and heavy-gauge Nickel-Chromium (Ni-Cr). Engineered to withstand extreme continuous operating temperatures ranging from 1000°C up to 1800°C, these bespoke elements are precision-formed into highly stable geometries, including straight rods, U-shapes, W-shapes, spirals, and specialized radiant tube configurations. We accurately calibrate the cold-end zones, overall length, voltage, and watt density to match your specific furnace architecture and thermal load demands. To maximize service life and prevent high-temperature oxidation or chemical attack, we apply advanced surface treatments and protective ceramic glazes. Indelex furnace elements are designed for single-phase or three-phase power infrastructures and feature robust termination options, including heavy-duty braided straps and actively cooled connection blocks, guaranteeing secure electrical continuity under severe thermal cycling.

Product Application

Indelex Furnace Heating Elements deliver intense, highly uniform radiant heat for critical high-temperature industrial and laboratory furnaces. These robust components are essential thermal infrastructure for metal heat treatment (annealing, tempering, hardening), glass melting, ceramic sintering, powder metallurgy, and advanced semiconductor manufacturing. Capable of operating flawlessly in air, vacuum, or specialized protective gas atmospheres (such as argon or nitrogen), these custom-engineered elements provide exceptional temperature stability, rapid ramp rates, and highly precise thermal profiling to maximize production yields and minimize downtime.

Hazardous area Component Heating Elements_min

Hazardous Area Component Heating Elements

At Indelex, our Component Heating Elements for Hazardous Areas are highly specialized, explosion-proof thermal assemblies engineered strictly for volatile industrial environments. Manufactured to comply with stringent global safety certifications—including ATEX directives and IECEx international standards (Others available also)—these bespoke heating elements are constructed using heavy-wall tubular metal sheaths, utilizing 316/316L stainless steel, Incoloy® 800/825, or Titanium for exceptional corrosion resistance. The premium nickel-chromium (Ni-Cr) resistance wire is densely compacted within high-purity magnesium oxide (MgO) insulation to guarantee maximum dielectric strength and optimal heat transfer.

To ensure total operational safety in Zone 1 and Zone 2 classified areas, all electrical terminations are securely housed within robust, IP66/IP67-rated Ex-d (flameproof) or Ex-e (increased safety) terminal enclosures, cast from heavy-duty aluminium or 316 stainless steel. We custom-design the unheated length, immersion length, and voltage, and strictly control the watt density to eliminate the risk of auto-ignition. These precision-engineered hazardous area heaters integrate advanced safety mechanisms, including redundant built-in RTDs or Type K/J thermocouples for exact surface temperature limiting, ensuring absolute compliance with T-class (T1-T6) temperature regulations.

While most heating equipment for hazardous areas is highly complex and requires tightly specified, controlled manufacturing, certain component heating elements are specifically designed for use in such environments. Some types require close temperature control with backup and redundancy, while others are self-limiting and require no external control for safety. Whatever the application or environment, Indelex has the knowledge, expertise, and experience to design and make the right product or system.

Product Application

Indelex Component Heating Elements for Hazardous Areas are designed for the safe, highly controlled heating of volatile liquids, gases, and viscous hydrocarbons in explosive atmospheres. They are critical thermal infrastructure for oil and gas refineries, petrochemical processing plants, offshore platforms, and hazardous chemical storage facilities. By leveraging explosion-proof enclosures and rigorous T-class surface temperature controls, these bespoke thermal solutions prevent the auto-ignition of surrounding flammable gases or combustible dust. They deliver reliable, continuous process heating, critical freeze protection, and exact viscosity control in highly regulated industrial environments. Heater types available in this category are Cartridge, Cast Metal circular or shaped, and PTC-type cabinet and enclosure heaters. Applications for cartridge and cast are as listed in those sections, but in areas classified as hazardous or potentially hazardous. Cabinet heaters are used in electrical and telecoms enclosures to prevent freezing and condensation.

Heat Seal Elements

Heat Seal Elements & Accessories

Indelex Heat Seal Elements and Accessories are precision-engineered thermal components manufactured from premium-grade resistive alloys, including Nickel-Chromium (Ni-Cr), Iron-Chrome-Aluminium (Fe-Cr-Al), and specialized low-expansion alloys. Designed for ultra-fast thermal cycling, these low-thermal-mass elements are available in highly bespoke geometries, including flat bands, round wires, beaded profiles, and complex cut-out shapes. We meticulously customize the element length, width, thickness, and electrical resistance to perfectly align with your specific machinery requirements. To ensure seamless electrical and mechanical integration, we offer an array of robust terminations, including copper-plated ends, silver-brazed ring terminals, and precision-folded connectors. Furthermore, Indelex supplies a comprehensive suite of hardware from our heating system ancillaries catalog essential for optimal heat transfer and sustained system longevity. This includes high-performance PTFE (Teflon™), coated glass fabrics for non-stick release barriers, and high-temperature silicone rubber anvils that ensure uniform sealing pressure along the entire length of the element.

Product Application

Direct, highly controlled thermal bonding of thermoplastic films, foils, and multilayer laminated packaging materials. Indelex heat-seal elements and accessories are critical thermal infrastructure for high-speed impulse sealers, continuous band sealers, vacuum packaging machines, and medical pouch-forming equipment. By delivering instantaneous, uniform heat profiles and rapid cooling cycles, these bespoke solutions ensure airtight, hermetically secure closures. They are widely used across the pharmaceutical, food processing, and electronics packaging industries, ensuring uncompromised seal integrity and strict process repeatability.

Infra-Red Heating Elements

Infra-Red Emitters

At Indelex, our Infra-Red Emitters are advanced, non-contact radiant heating assemblies, precision-engineered in highly durable ceramic, quartz halogen, and quartz tungsten configurations. Our ceramic emitters feature premium nickel-chromium (Ni-Cr) resistance wire permanently embedded within a proprietary, high-emissivity ceramic refractory body, providing exceptional protection against oxidation and chemical attack. Available in industry-standard geometries—including full-trough, half-trough, and flat profiles—these robust emitters are meticulously customized in wattage, voltage, and specific wavelength output to match your exact thermal load requirements.

For applications demanding ultra-fast thermal response, our quartz and short-wave halogen emitters utilize precision-coiled tungsten filaments housed within sealed quartz glass tubes, engineered with highly reflective gold or ceramic backing for maximum directional heat transfer. All Indelex infrared emitters support extensive bespoke customization, including internally integrated Type K or J thermocouples for precise, closed-loop temperature control. Featuring heavy-duty mounting accessories and secure electrical terminations, our modular emitter systems facilitate seamless multi-zone array configurations, guaranteeing uniform radiant energy distribution across complex industrial production lines.

Product Application

Highly efficient, non-contact radiant heating for precise surface temperature control and rapid moisture removal. Indelex Infra-Red Emitters are critical thermal infrastructure deployed extensively in plastic thermoforming, vacuum forming, automotive paint curing, industrial textile drying, and high-speed print curing operations. By delivering targeted electromagnetic energy at specific wavelengths (long-, medium-, or shortwave), these bespoke emitters ensure optimal molecular heat absorption without wasting energy heating the surrounding air. This advanced radiant capability guarantees extremely rapid cycle times, superior energy efficiency, and uncompromised surface finish quality in high-throughput automated manufacturing environments.

Microtubular Heating Elements

Microtubular Heating Elements

At Indelex, our Microtubular Heating Elements—often referred to as coil heaters—are ultra-compact, high-watt-density thermal assemblies engineered for severe space constraints. The construction features precision-wound premium nickel-chromium (Ni-Cr) resistance wire centrally positioned within a miniature, heavy-duty metallic sheath, typically manufactured from 304/321 stainless steel or Incoloy® alloys. To maximize dielectric strength and thermal conductivity within a minimal footprint, the internal core is densely swaged with high-purity magnesium oxide (MgO) powder.

These highly malleable elements are bespoke engineered into tightly coiled helical, spiral, or complex serpentine profiles to perfectly mate with your tooling geometries. Available in round, square, or rectangular cross-sections, we strictly customize the unheated zones, voltage, and watt density (up to 10 W/cm²) to meet exact process parameters. To guarantee highly precise, closed-loop thermal profiling, Indelex microtubular heaters seamlessly integrate internal Type J or K thermocouples. We supply a comprehensive suite of rugged terminations—including PTFE-insulated leads, flexible stainless-steel over-braid, and protective fibreglass sleeving, ensuring uncompromised electrical continuity and extreme resistance to mechanical abrasion, resin leakage, and fluid ingress.

Product Application

Intense, localized 360-degree conductive heating for highly constrained cylindrical machine components. Indelex microtubular heating elements are critical thermal infrastructure for plastics injection moulding hot runner nozzles, sprue bushes, specialized medical device manufacturing, and high-speed packaging sealing jaws. By wrapping tightly around the target component, these bespoke solutions deliver rapid thermal transfer, precise temperature profiling, and exceptional responsiveness. Engineered for continuous, heavy-duty operation under severe mechanical stress, our micro-heaters ensure strict process repeatability, uniform plastic melt flows, and extended machinery lifespan in demanding micro-engineering environments.

PTC Heating Elements

PTC Heating Elements

At Indelex, our PTC (Positive Temperature Coefficient) Heating Elements are advanced, self-regulating thermal assemblies engineered from highly specialized barium titanate ceramic stones. Unlike traditional resistance wire, these dynamic thermistor components intrinsically increase their electrical resistance as their temperature rises. This creates a built-in, self-limiting maximum temperature threshold, ensuring absolute operational safety without requiring external thermostats or thermal fuses.

These bespoke ceramic elements are precision-bonded and securely encapsulated within robust, custom-extruded aluminium profiles. They are available in high-surface-area finned geometries for efficient forced-air convection, or flat-profile designs for direct conductive heating. We meticulously calibrate the voltage (ranging from 12V to 240V), base resistance, and specific Curie temperature to perfectly match your thermal requirements. Indelex PTC heaters support extensive custom configurations, including insulated, IP-rated moisture-resistant housings and multi-element arrays. To guarantee seamless electrical integration with specialized control systems, we supply robust termination options, including high-temperature silicone-insulated flying leads and specialized industrial connectors, ensuring inherent fail-safe operation in the most demanding operational environments.

Product Application

Autonomous, self-regulating ambient and contact heating for critical equipment protection. Indelex PTC Heating Elements are essential thermal infrastructure for electrical control panels, outdoor telecommunications enclosures, ATM kiosks, and advanced electric vehicle (EV) battery management systems. By leveraging intrinsic self-limiting ceramic technology, these bespoke solutions permanently eliminate the risk of overheating and catastrophic thermal runaway. They provide highly reliable anti-condensation heating, vital freeze protection, and precise localized temperature stabilization, guaranteeing the continuous, fail-safe operation of sensitive electronics in harsh, fluctuating industrial environments.

Power Resistors

Power Resistors

Indelex Power Resistors are heavy-duty, high-capacity electrical components engineered for exact power dissipation and dynamic braking applications. These robust thermal assemblies are constructed using premium nickel-chromium (Ni-Cr) or stainless-steel resistance alloys, meticulously wire-wound, edge-wound, or grid-stamped to ensure maximum thermal mass and mechanical stability. The resistive elements are securely supported by high-dielectric ceramic, mica, or specialized structural formers to withstand extreme electromechanical stress, severe vibration, and rapid thermal shock.

Available in highly bespoke configurations, these units are strictly calibrated for precise ohmic values, high-voltage tolerances, and specific continuous or short-time wattage capacities. To guarantee uncompromised safety in harsh industrial environments, Indelex power resistors can be integrated into ruggedized, IP-rated (IP20 to IP67) enclosures manufactured from galvanised or 304/316 stainless steel. We engineer robust termination options, heavy-duty busbar connections, and custom mounting architectures. Depending on extreme load requirements, these resistive banks can be tailored for natural convection, forced-air cooling, or advanced liquid-cooled mechanisms to ensure continuous reliability under severe electrical fault conditions.

Product Application

Power resistors are used for dissipating high electrical power, precise current control, and protection of vital equipment. Indelex Power Resistors are critical infrastructure extensively deployed as dynamic braking resistors for variable frequency drives (VFDs), motor starting grids in rail traction, load banks for generator testing, and neutral earthing resistors (NERs) for power grid safety. By safely converting excess electrical energy into rapidly dissipated heat, these bespoke solutions protect expensive inverters, manage heavy machinery deceleration, and prevent catastrophic transformer damage during fault conditions, ensuring absolute operational stability across the marine, mining, and power generation sectors.

Resistance wire, coils, Ribbon, & Tape

Resistance Wire, Coils, Ribbon, & Tape

Indelex Resistance Wire, Coils, Ribbon, and Tape constitute the fundamental active thermal infrastructure for high-performance industrial heating equipment. These components are precision-drawn and engineered from premium-grade resistive metallurgical alloys, primarily Nickel-Chromium (Ni-Cr 80/20), Iron-Chrome-Aluminium (Fe-Cr-Al), and Copper-Nickel (Cu-Ni). These specific alloys are rigorously specified for their exceptional electrical resistivity, mechanical stability, and severe oxidation resistance at sustained elevated temperatures reaching up to 1400°C.

Our round resistance wires are meticulously formed into highly uniform helical coils using advanced CNC winding technology. To eliminate localized thermal gradients and ensure exact heat dissipation, we strictly calibrate the coil outer diameter (OD), stretch ratio, and specific ohmic resistance per meter. For high-surface-area heating and electrical load applications, our flat resistance ribbons and tapes are precision-rolled to exacting thickness and width tolerances. All Indelex resistance materials are available in highly bespoke configurations—supplied on bulk spools or as fully terminated, pre-stretched assemblies featuring welded cold ends, heavy-duty crimps, or threaded studs for seamless, uncompromised integration into OEM machinery.

Product Application

Resistance materials, in the form of wire, ribbon, and tape, are the fundamental component in the generation of conductive, radiant, and convective heat, both direct and indirect, across all industrial thermal systems. Indelex resistance wires, coils, and ribbons are the critical internal heating engines powering industrial furnaces, ceramic core heaters, band heaters, quartz infrared emitters, impulse sealers, and heavy-duty power resistors. By delivering highly stable ohmic values and superior metallurgical integrity, these bespoke conductive materials ensure rapid thermal response, exact temperature profiling, and maximized operational longevity across demanding metallurgy, plastics, and advanced manufacturing environments.

Strip, Ring, & Plate Heating Elements

Strip, ring, and plate heating Elements

At Indelex, our Strip, Ring, and Plate Heating Elements are robust, high-efficiency thermal assemblies engineered to provide uniform conductive heating for flat or curved surfaces. The construction features high-grade nickel-chromium (Ni-Cr) resistance wire or ribbon, precision-wound on mica or ceramic insulation sheets and securely encased within heavy-gauge stainless steel, aluminised steel, or brass sheaths. These assemblies undergo high-pressure mechanical compaction to ensure optimal heat transfer, structural integrity, and maximum dielectric strength at operating temperatures.

We offer bespoke geometric configurations, including perfectly circular ring heaters, rectangular strips, and expansive plates, tailored to your exact dimensional requirements. To facilitate precise thermal profiling and seamless mechanical integration, these elements can be manufactured with custom mounting holes, cut-outs, complex notches, and advanced multi-zone circuits. Indelex provides a comprehensive array of high-temperature terminations, including threaded studs, ceramic terminal blocks, protective terminal boxes, and flexible armoured leads, to ensure safe, reliable electrical connections. Every unit is engineered for exceptional vibration resistance and consistent thermal output, guaranteeing reliable performance in continuous-duty industrial applications.

Product Application

Conductive surface heating of platens, dies, moulds, and process vessels. Indelex Strip, Ring, and Plate Heating Elements are critical thermal infrastructure for injection moulding machines, hot stamping presses, plastic extruders, commercial food processing equipment, and heavy-duty industrial platens. By ensuring highly uniform thermal distribution across flat or cylindrical interfaces, these bespoke heating solutions deliver precise temperature control essential for high-quality material processing. They are extensively used in the automotive, aerospace, and packaging industries, where thermal consistency, structural durability, and rapid, repeatable heat-up times are absolute operational imperatives.

Tubular heating elements

Indelex Tubular Heating Elements are a highly adaptable foundation of industrial thermal engineering, designed for unparalleled versatility in both direct and indirect heat transfer. The core construction features a precision-coiled, premium nickel-chromium (Ni-Cr) resistance wire exactly centred within a heavy-wall metallic sheath. Depending on the corrosive nature of the process environment, sheaths are manufactured from 304/316/321 stainless steel, Incoloy® 800/825, Copper, or Titanium. To guarantee maximum dielectric strength and exceptional thermal conductivity, the internal assembly is densely packed and roll-swaged with high-purity magnesium oxide (MgO) powder.

Engineered for maximum mechanical malleability prior to final high-temperature annealing, these robust elements can be bespoke-formed into virtually unlimited complex geometries to flawlessly integrate with your proprietary machinery. We strictly customize the cold zones, overall length, sheath diameter, voltage, and watt density to ensure precise thermal profiling and eliminate premature element burnout. Indelex tubular heaters support highly customizable mounting architectures, including welded flanges, threaded bulkheads, and locational brackets. We provide a comprehensive suite of heavy-duty electrical terminations, ranging from threaded studs to insulated flexible leads, ensuring uncompromised electrical continuity and sustained reliability under continuous industrial stress.

Product Application

Highly efficient conductive, convective, and radiant heating of industrial liquids, high-velocity gases, and solid metallic machinery. Indelex Tubular Heating Elements are critical thermal infrastructure components extensively deployed in immersion heaters, process air-duct heating arrays, commercial food-processing equipment, and heavy-duty industrial ovens. Whether directly immersed in volatile chemical vats, clamped securely to flat platens, or utilized as radiant heat sources, these bespoke solutions deliver rapid thermal transfer. Their unparalleled geometric adaptability and structural durability ensure exact temperature stability, strictly maintaining process integrity across the aerospace, petrochemical, and plastics manufacturing sectors.