Products Description
Silicon carbide rods offer superior oxidation resistance, high mechanical strength, and long service life, enabling operating temperatures up to 1600°C. Silicon carbide rods are widely used in industrial furnaces for sintering, melting, and heat treatment processes.
Product Parameters
Specification requirements for ED type silicon carbide heating elements:
|
Model |
Outer diameter |
Length of heating part |
Cold end length |
Full length |
|
ED |
OD, mm |
HZ, mm |
CZ, mm |
OL, mm |
E.g:
ED type, OD=35mm, HZ=1500mm, CZ=400mm,
OL=2300mm, Resistance 2.5Ω
Expressed as:
Hongyuan Silca ED, 35/1500/2300/ 2.5Ω
Product Detail Drawings
Selling Features/Application/Packaging/Advantages
Product Features
Silicon carbide rods offer exceptional high-temperature strength, excellent oxidation and thermal shock resistance, and long service life. Silicon carbide rods ensure stable performance up to 1600°C, with high thermal conductivity and low power loss, making them ideal for demanding industrial heating applications.
Product Application
Silicon carbide rods are vital in high-temperature industrial processes.
- In the ceramics industry, silicon carbide rods are used in kilns for sintering and glazing due to their ability to withstand rapid heating cycles.
- For metallurgical heat treatment, silicon carbide rods provide the precise temperatures needed for annealing and tempering.
- In semiconductor manufacturing, their purity and stability are crucial for diffusion and CVD processes.
- Silicon carbide rods also serve in research laboratories for material testing under extreme heat. Furthermore, silicon carbide rods are employed in incinerators and environmental testing chambers for their durability and consistent performance in corrosive atmospheres.
|
Silicon carbide rods for ceramics industry
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Silicon carbide rods for metallurgical heat treatment |
|
Silicon carbide rods for semiconductor manufacturing |
Silicon carbide rods for research laboratories |
Product Packaging
To ensure safe transportation, our silicon carbide rods are individually wrapped in shock-absorbing material and securely packed in rigid, partitioned cardboard boxes. Each box is clearly marked with handling instructions and product specifications. For international shipping, these are then consolidated onto wooden pallets, providing optimal protection against moisture and mechanical impact during logistics.
Product Advantages
Silicon carbide rods provide significant advantages in industrial heating. Their exceptional thermal shock resistance allows rapid cycling, while high-temperature strength ensures longevity. They deliver superior oxidation resistance, energy efficiency, and consistent performance up to 1600°C, reducing maintenance costs and downtime in demanding applications.
FAQS
Q: What is the maximum operating temperature of silicon carbide rods?
A: Our standard silicon carbide rods can operate continuously at temperatures up to 1600°C (2912°F) in air, with certain grades capable of reaching 1650°C for shorter durations.
Q: How long do silicon carbide heating elements typically last?
A: Service life varies with operating conditions, but typically ranges from 6 months to 2 years. Proper operation (avoiding thermal shock, maintaining optimal power density) significantly extends lifespan.
Q: Why do silicon carbide rods sometimes increase in resistance over time?
A: This is a normal aging process. Continuous oxidation causes gradual thinning of the conductive hot zone, leading to a predictable resistance increase of approximately 15-20% over their service life.
Q: Can you manufacture custom shapes and dimensions?
A: Yes, we produce various standard and custom shapes including straight rods, U-shaped elements, and spiral components. Custom diameters from 10mm to 50mm and lengths up to 3000mm are available.
Q: What's your standard delivery time for orders?
A: Standard orders ship within 15-20 working days. Large or custom orders may require 25-30 working days. Expedited production is available for urgent requirements.
Q: How should broken silicon carbide rods be disposed?
A: Used silicon carbide rods are inert, non-hazardous ceramic material. They can be safely disposed in regular industrial waste according to local regulations, though recycling is recommended when possible.
Q: What maintenance is required for optimal performance?
A: Regular inspection for surface crystallization, checking electrical connections, and monitoring resistance changes are recommended. Avoid rapid temperature changes (>200°C/hour) and operate within specified power density limits.
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