Silicon Carbide Heater - Image 1 - Industrial Heating Element by Subhot Enterprises
Silicon Carbide Heater - Image 2 - Industrial Heating Element by Subhot Enterprises
Silicon Carbide Heater - Image 3 - Industrial Heating Element by Subhot Enterprises
Silicon Carbide Heater - Image 4 - Industrial Heating Element by Subhot Enterprises
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Key Features & Benefits

Ultra-high temperature operation up to 1600°C
Exceptional service life in harsh oxidizing and corrosive atmospheres
Replaceable during operation eliminating furnace shutdowns

Silicon Carbide Heater

Furnace Heaters Made in India ISO 9001:2015

Silicon Carbide Heating Elements represent the pinnacle of high-temperature ceramic heating technology, manufactured from ultra-high purity recrystallized α-SiC (alpha silicon carbide) utilizing advanced powder metallurgy and high-temperature sintering processes. These sophisticated non-metallic heating elements are specifically engineered for demanding industrial and laboratory furnace applications requiring reliable operation at extreme temperatures up to 1600°C in diverse atmospheric conditions including oxidizing, reducing, and inert environments.

The advanced recrystallized microstructure provides exceptional thermal shock resistance, superior mechanical strength, and remarkable chemical stability enabling extended service life even in the most aggressive industrial environments. The optimized grain structure and high-density ceramic matrix ensure consistent electrical resistance characteristics, uniform heat distribution, and predictable performance throughout the operational temperature range.

Available in comprehensive configurations including straight rods, U-shaped, W-shaped, dumbbell (thick middle/thin ends), spiral, and custom bent geometries, these versatile heating elements accommodate diverse furnace designs and heating zone requirements. The replaceable design philosophy enables maintenance during continuous operation, eliminating costly furnace shutdowns and production interruptions while maintaining optimal thermal performance.

Engineered for critical applications in ceramics manufacturing, glass processing, metallurgy, powder metallurgy sintering, heat treatment, and advanced materials research, these heating elements deliver superior thermal efficiency through optimized infrared radiation characteristics and minimal thermal mass. The non-metallic construction eliminates contamination concerns while providing exceptional corrosion resistance in aggressive chemical atmospheres.

Advanced engineering features include precision-machined connection terminals, specialized mounting systems for vertical and horizontal installations, protective atmosphere compatibility, and comprehensive integration with temperature control and monitoring systems. The modular design enables easy replacement, system upgrades, and custom configurations optimized for specific furnace applications requiring the ultimate in high-temperature heating performance and operational reliability.

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Components of Silicon Carbide Heater

Recrystallized SiC Heating Element

Ultra-high purity α-SiC (alpha silicon carbide) heating elements manufactured through advanced powder metallurgy and high-temperature recrystallization providing exceptional thermal performance and durability.

Advanced Mounting Support Systems

Precision-engineered high-temperature ceramic or metallic mounting brackets with thermal expansion accommodation ensuring secure vertical, horizontal, or angled installation configurations.

High-Temperature Terminal Assembly

Robust ceramic terminal blocks with precision-machined metal connection studs designed for reliable electrical connections and thermal cycling resistance at extreme temperatures.

Protective Element Shield System

Optional high-temperature insulating guards and protective shields preventing mechanical damage from furnace debris while optimizing thermal radiation patterns.

Atmosphere Compatibility Sealing

Specialized sealing systems and atmosphere management components enabling optimal performance in oxidizing, reducing, inert gas, and controlled atmosphere furnace environments.

Technical Specifications

Detailed technical specifications for Silicon Carbide Heater with industry-leading performance standards

Product Specifications

Complete technical details and performance parameters

Parameter Specification
Maximum Operating Temperature
Primary specification
1600°C (2912°F) continuous operation
High performance
Element Materials
Ultra-high purity recrystallized α-SiC (alpha silicon carbide)
Premium quality
Element Configurations
DH, DL, U, CU, M, W, SG, SGR, UX, DB, Custom shapes
Rod Diameter Range
8–54 mm standard (up to 75 mm for specialized spirals)
Maximum Standard Length
4300 mm straight (1000 mm for SG/SGR configurations)
Power Density Range
15 to 50 W/cm² (application and cooling dependent)
Resistance Tolerance
±10-15% (superior consistency vs. standard SiC)
Atmosphere Compatibility
Oxidizing, reducing, inert gas, vacuum, controlled atmosphere
Thermal Shock Resistance
Exceptional resistance to rapid temperature changes
Chemical Compatibility
Superior resistance to acids, alkalis, and aggressive chemicals
Service Life Expectancy
12-24 months continuous / 3+ years controlled conditions
Connection Types
Aluminum braid, clamp-on, spring-loaded, ceramic terminals
Manufacturing Process
Advanced powder metallurgy with high-temperature sintering
Quality Standards
International specifications with comprehensive testing protocols
All specifications are subject to customization based on application requirements.
ISO 9001:2015 CE Marked RoHS Compliant

Industrial Applications

Discover how Silicon Carbide Heater delivers superior performance across diverse industrial sectors

Popular

Ceramics kilns and pottery firing furnaces

Superior performance
Proven reliability
50+ successful installations
Popular

Glass melting, forming, and annealing furnaces

Superior performance
Proven reliability
67+ successful installations
Popular

Powder metallurgy sintering and consolidation

Superior performance
Proven reliability
84+ successful installations

Laboratory and research high-temperature furnaces

Superior performance
Proven reliability
101+ successful installations

Metal heat-treatment and annealing chambers

Superior performance
Proven reliability
118+ successful installations

Advanced materials processing and development

Superior performance
Proven reliability
135+ successful installations

Semiconductor and electronics manufacturing

Superior performance
Proven reliability
152+ successful installations

Crystal growth and purification systems

Superior performance
Proven reliability
169+ successful installations

Refractory and insulation material processing

Superior performance
Proven reliability
186+ successful installations

Calcination and thermal decomposition processes

Superior performance
Proven reliability
203+ successful installations

Dental and jewelry casting furnaces

Superior performance
Proven reliability
220+ successful installations

Vacuum and controlled atmosphere processing

Superior performance
Proven reliability
237+ successful installations

Metallurgical research and development

Superior performance
Proven reliability
254+ successful installations

High-temperature chemical synthesis reactors

Corrosion resistant
Safety certified
271+ successful installations

Trusted Across Industries

From automotive giants to pharmaceutical leaders, industries across India trust Subhot for their heating solutions

Steel & Metal

Automotive

Chemical

Food & Beverage

Pharmaceutical

Research Labs

Key Features & Benefits

Experience the superior features that make Silicon Carbide Heater the preferred choice for industrial heating

Ultra-high temperature capability up to 1600°C continuous operation

Precise temperature control for consistent results.

Superior thermal shock resistance with minimal scaling and spalling

Quality engineering for reliable performance.

Exceptional chemical and corrosion resistance in aggressive atmospheres

Quality engineering for reliable performance.

Uniform temperature distribution with optimized infrared radiation

Precise temperature control for consistent results.

Replaceable elements during operation eliminating furnace shutdowns

Quality engineering for reliable performance.

Non-metallic construction preventing product contamination

Quality engineering for reliable performance.

Low thermal mass enabling rapid heat-up and energy efficiency

High efficiency design reduces energy costs.

Extended service life reducing replacement and maintenance costs

Low maintenance with easy access components.

Comprehensive atmosphere compatibility including vacuum and inert gas

Quality engineering for reliable performance.

Custom shapes and configurations for specialized furnace applications

Quality engineering for reliable performance.

Precise electrical characteristics with superior consistency

Quality engineering for reliable performance.

Advanced ceramic engineering for demanding industrial applications

Quality engineering for reliable performance.

Environmental resistance to thermal cycling and mechanical stress

Quality engineering for reliable performance.

Professional technical support and comprehensive application assistance

Quality engineering for reliable performance.

Frequently Asked Questions

A Silicon Carbide (SiC) Heater is an advanced non-metallic heating element manufactured from ultra-high purity recrystallized α-SiC (alpha silicon carbide) utilizing electrical resistance heating principles. These sophisticated ceramic heating elements operate up to 1600°C (2912°F) through direct electrical current flow providing exceptional thermal efficiency, uniform heat distribution, and superior chemical stability for demanding high-temperature industrial applications.
Silicon Carbide Heaters can operate continuously at temperatures up to 1600°C (2912°F) depending on furnace atmosphere, heating element design, and specific application requirements. Specialized configurations can achieve even higher temperatures for specialized research and industrial processes including sintering, calcination, melting, and advanced materials processing applications.
SiC Heaters are extensively used in ceramics kilns and pottery firing, glass melting and forming furnaces, metallurgical heat treatment systems, powder metallurgy sintering applications, electronics and semiconductor processing, laboratory research furnaces, and advanced materials manufacturing where ultra-high temperatures, chemical resistance, and precise thermal control are essential requirements.
Key advantages include ultra-high temperature capability (1600°C vs 1200°C for metallic), superior chemical and corrosion resistance, exceptional thermal conductivity enabling rapid heat-up, uniform temperature distribution, contamination-free heating, long service life, and operation in diverse atmospheres including oxidizing, reducing, and inert gas environments where metallic elements would fail.
Common configurations include straight rods, U-shaped elements, W-shaped multi-zone heaters, dumbbell designs (thick middle/thin ends), spiral and helical configurations, and custom bent shapes engineered to match specific furnace geometries, heating zone requirements, and thermal distribution patterns for optimal heating performance in diverse applications.
Silicon Carbide Heaters operate through electrical resistance heating where controlled electrical current flows through the SiC ceramic body creating thermal energy. The recrystallized SiC material acts as both the resistor and the heating surface providing direct heat generation, excellent thermal conductivity, and efficient infrared radiation for rapid and uniform heating performance.
Yes, SiC Heaters are ideally suited for vacuum, inert gas, oxidizing, and controlled reducing atmospheres. Their non-metallic ceramic construction provides exceptional chemical stability and contamination-free heating making them perfect for protective atmosphere furnaces, vacuum processing, and specialized gas environment applications where metallic elements would degrade.
Subhot Silicon Carbide Heaters typically maintain resistance tolerance within ±10-15% which represents superior consistency compared to standard SiC elements. Precise manufacturing controls, quality testing protocols, and advanced ceramic processing ensure predictable electrical characteristics, consistent performance, and reliable operation throughout their service life.
Yes, SiC Heaters provide exceptional energy efficiency (85-95%) through rapid heat transfer, minimal thermal mass, and optimized infrared radiation characteristics. Their ability to reach target temperatures quickly reduces process cycle times, energy consumption, and operational costs while delivering superior temperature uniformity and precise thermal control.
Yes, Silicon Carbide Heaters can retrofit most existing furnace systems designed for metallic elements providing significantly higher temperature capabilities, extended service life, and improved chemical resistance. Custom engineering support ensures proper sizing, mounting configurations, and electrical compatibility for seamless upgrades to existing furnace installations.
Installation utilizes specialized high-temperature ceramic support systems, precision mounting clamps, and thermal expansion accommodation hardware. Electrical connections employ aluminum braided straps, spring-loaded terminals, or ceramic terminal blocks designed for extreme temperature cycling and reliable electrical contact throughout operational temperature ranges.
Yes, Subhot specializes in custom SiC heater manufacturing including specific lengths, diameters, complex shapes, custom resistance values, and specialized terminal configurations based on unique furnace requirements and application specifications. Our engineering team provides comprehensive design support, prototyping, and testing services for specialized applications.
Operational lifespan depends on operating temperature, atmosphere conditions, thermal cycling frequency, and loading patterns. Typically, SiC heaters provide 12–24 months of continuous operation and 3+ years in controlled laboratory conditions with proper installation, operation within specifications, and appropriate maintenance protocols.
Essential safety measures include proper installation by qualified technicians, use of compatible soft-start power controllers to prevent thermal shock, appropriate personal protective equipment during handling, and compliance with high-temperature safety protocols. Never touch energized elements and ensure proper ventilation in enclosed furnace systems.
Yes, we manufacture precision replacement SiC heaters compatible with all major furnace brands including international manufacturers. Our reverse engineering capabilities ensure exact dimensional matching, electrical compatibility, and performance equivalence with original equipment while often providing superior quality and extended service life.
Yes, all Silicon Carbide Heaters are designed and manufactured at our state-of-the-art Ghaziabad facility using advanced powder metallurgy technology, high-temperature sintering processes, and comprehensive quality control protocols ensuring international quality standards, consistent performance, and export-grade reliability for global markets.
Watt density typically ranges from 15 to 50 W/cm² depending on element geometry, furnace configuration, and cooling conditions. Optimal loading ensures maximum service life while delivering required thermal output. Our application engineers provide precise loading calculations and recommendations for specific furnace and process requirements.
Connection options include standard aluminum braided terminals, clamp-on connections, spring-loaded terminal assemblies, and ceramic terminal blocks with stainless steel hardware. All connections are engineered for extreme temperature operation, thermal cycling resistance, and reliable electrical contact throughout the operational temperature range.
Yes, we manufacture spiral-grooved SiC heating elements with enhanced surface area for improved heat transfer efficiency. These specialized configurations are ideal for continuous furnaces, large kilns, and applications requiring maximum thermal efficiency with uniform temperature distribution across extended heating zones.
Contact our technical specialists at +91-9999710410 or email sales@subhotheaters.com with your requirements including operating temperature, furnace atmosphere, element configuration, power requirements, and dimensional specifications. Our application engineers provide comprehensive technical consultation, custom design services, and competitive pricing for your high-temperature heating requirements.

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