Straight SiC Heating Elements
GC / GD type straight silicon carbide heating elements.
Industrial Furnace Heating Elements
SiC Heating Elements
Silicon carbide (SiC) heating elements and heating rods for high-temperature electric furnaces, ceramic kilns, sintering, heat treatment and other thermal processing applications.
Straight and multi-leg designs are available, including GC, GD, GDU, W, H and other configurations. Standard sizes and customer-specific dimensions can be supplied according to furnace requirements.
SiC Heating Element Types
Product photographs can be added below as you provide the original high-resolution images.
U Type SiC Heating Elements
U-shaped elements for suitable furnace installation configurations.
W Type SiC Heating Elements
Multi-leg configurations for industrial furnace heating.
GDU Type
Multi-leg SiC heating element configurations according to furnace design.
H Type
H-type silicon carbide heating element configuration.
Furnace Installation
SiC heating elements installed in high-temperature furnace equipment.
Typical SiC Heating Element Model
One of the requested product specifications is shown below. Final electrical values should be confirmed from the customer drawing or furnace requirement.
| Model | Diameter | Length | Additional Specification |
|---|---|---|---|
| DL 16 / 400 / 805 / 2.2 | 16 mm / 0.63 in | 400 mm / 15.75 in | 805 mm / 31.69 in; 2.2 as supplied in the model designation |
Custom manufacturing: Please send diameter, hot-zone length,
cold-end length, overall length, resistance, voltage, quantity and furnace
operating temperature when requesting a quotation. The final specification
should be confirmed against the customer's furnace and electrical design.
SiC Heating Element Technical Data
Key data reproduced from the technical material supplied for this product. Metric values are retained; common imperial conversions are shown where appropriate.
| Property | Metric Value | US / Imperial Reference |
|---|---|---|
| Density | ≥ 2.6 g/cm³ | ≥ 162.3 lb/ft³ |
| Porosity | 18–20 % | 18–20 % |
| Flexural Strength | ≥ 50 MPa | ≥ 7,252 psi |
| Hardness | Mohs 9.8 | Mohs 9.8 |
| Thermal Expansion Coefficient | 4.8 × 10⁻⁶ K⁻¹ | 4.8 × 10⁻⁶ °F⁻¹ reference scale requires conversion |
| Specific Heat | 0.183 kcal/kg·°C | Approx. 0.183 Btu/lb·°F |
| Thermal Conductivity | 0.0365 kcal·cm/cm²·s·°C | Source unit retained |
| Hot-zone Resistivity at 1050°C | 700–1500 Ω·mm²/m | Approx. 0.000213–0.000457 Ω·in²/ft |
| Cold-end Resistivity at 20°C | 18–24 Ω·mm²/m | Approx. 0.00000549–0.00000732 Ω·in²/ft |
| Emissivity | 0.9 | 0.9 |
The source technical material also identifies SiC as the main component and lists Fe₂O₃,
Al₂O₃, Si+SiO₂ and carbon-related constituents. Chemical composition and electrical
performance should be confirmed against the final production specification supplied with the order.
Technical Data Sheets
High-resolution technical tables and drawings can be displayed here. Replace the three image files below with the final English technical sheets when ready.
Dimensions & Construction Types
Physical & Chemical Properties
Electrical Properties & Resistance
ED Type SiC Heating Element Dimensions
Selected dimensions from the supplied technical specification. Values are shown in metric with inch conversions for US buyers.
| Diameter | Hot Zone | Cold End | Overall Length | Hot-zone Surface Area | Voltage | Power | Resistance |
|---|---|---|---|---|---|---|---|
| 12 mm (0.47 in) | 150 mm (5.91 in) | 150 mm (5.91 in) | 450 mm (17.72 in) | 56 cm² (8.68 in²) | 41 V | 896 W | 1.85 Ω |
| 12 mm (0.47 in) | 200 mm (7.87 in) | 200 mm (7.87 in) | 600 mm (23.62 in) | 75 cm² (11.63 in²) | 50 V | 1200 W | 2.10 Ω |
| 14 mm (0.55 in) | 200 mm (7.87 in) | 200 mm (7.87 in) | 600 mm (23.62 in) | 88 cm² (13.64 in²) | 41 V | 1408 W | 1.22 Ω |
| 14 mm (0.55 in) | 300 mm (11.81 in) | 250 mm (9.84 in) | 800 mm (31.50 in) | 132 cm² (20.46 in²) | 62 V | 2112 W | 1.80 Ω |
| 16 mm (0.63 in) | 300 mm (11.81 in) | 250 mm (9.84 in) | 800 mm (31.50 in) | 150 cm² (23.25 in²) | 62 V | 2400 W | 1.60 Ω |
| 16 mm (0.63 in) | 400 mm (15.75 in) | 350 mm (13.78 in) | 1100 mm (43.31 in) | 200 cm² (31.00 in²) | 80 V | 3200 W | 2.00 Ω |
| 20 mm (0.79 in) | 300 mm (11.81 in) | 400 mm (15.75 in) | 1100 mm (43.31 in) | 188 cm² (29.14 in²) | 59 V | 3008 W | 1.14 Ω |
| 25 mm (0.98 in) | 500 mm (19.69 in) | 400 mm (15.75 in) | 1300 mm (51.18 in) | 392 cm² (60.76 in²) | 90 V | 6272 W | 1.30 Ω |
| 30 mm (1.18 in) | 800 mm (31.50 in) | 500 mm (19.69 in) | 1600 mm (62.99 in) | 750 cm² (116.25 in²) | 125 V | 11250 W | 1.40 Ω |
| 35 mm (1.38 in) | 1000 mm (39.37 in) | 400 mm (15.75 in) | 1800 mm (70.87 in) | 1100 cm² (170.50 in²) | 167 V | 16500 W | 1.69 Ω |
The table above is a selected presentation of the supplied specification, not a complete replacement for the full technical data sheet. Contact us for the complete size / voltage / power / resistance table.
Applications of SiC Heating Elements
Silicon carbide heating elements are used in high-temperature electric heating equipment and thermal processing systems.
Ceramic Kilns & Ceramic Firing
Sintering Furnaces
Heat Treatment Furnaces
Glass Processing Furnaces
Powder Metallurgy
Technical Ceramics
Laboratory High-Temperature Furnaces
Industrial Electric Furnaces
Advanced Materials Processing
Silicon Carbide Heating Rods for Industrial Furnaces
We supply SiC heating elements, also known as silicon carbide heating rods, for high-temperature industrial furnace applications. Customers can specify element diameter, hot-zone length, cold-end length, overall length, resistance, voltage and power according to their furnace design.
Our SiC heating elements are suitable for applications including ceramic kilns, sintering furnaces, heat treatment equipment, glass processing and other high-temperature thermal processes. Straight, U-type and other multi-leg configurations can be supplied according to the required installation arrangement.
We support international industrial customers in Europe, the United States, Brazil, Mexico and other markets. For replacement SiC heating elements, please provide the existing element dimensions, electrical data, furnace temperature and quantity. A drawing or photograph of the existing element can also help us prepare a quotation.
Need Custom SiC Heating Elements?
Send your drawing, dimensions, voltage, resistance, quantity and furnace temperature. We will review the requirements and contact you as soon as possible.
REQUEST A QUOTERequest a SiC Heating Element Quote
For a faster quotation, include the model, dimensions, electrical specifications and quantity.
ZHENG ZHOU LI ZHAO ELECTRIC FURNACE CO., LTD
Address:
BUSINESS INNER RING ROAD, FUTURE INTERNATIONAL, BLDG 25,
UNIT 1, 1103, ZHENGZHOU AREA (ZHENG EAST), HENAN FREE TRADE ZONE, CHINA.
Website:
www.heatingelementsupplier.com
Email:
sales@heatingelementsupplier.com
WhatsApp:
+86 18837158450
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