The silicon nitride heater protection tube has high temperature resistance, good thermal conductivity, and it is used for heating and melting of aluminum in aluminum smelting industry, which can fully ensure that the liquid aluminum is heated evenly, will not cause oxidation due to overheating, and avoid slagging, which is conducive to ensuring the quality of liquid aluminum.
Brand:
ATCERAItem NO.:
AT-DHG-G2001Materials
Silicon Nitride (Si3N4) CeramicShapes
TubeApplications
Metallurgy Industry
1. Excellent high temperature resistance and high temperature mechanical strength, can withstand the heat load of high temperature heater.
2. Excellent heat resistance to impact, to ensure that during aluminum liquid fast heating and cooling process, the protective tube can still work stably.
3. No infiltration of molten metal, can greatly reduce the adhesion of slag on the surface of the protective tube, easy to maintain and operate.
4. Excellent corrosion resistance, wear resistance, continuous service life of more than 3 years.
Silicon nitride heater protection tube is used in the metal casting industry to heat metals to melt them.
We are committed to delivering optimal silicon nitride heater protection tube tailored to your exact specifications. Our dedicated team ensures meticulous adherence to your instructions, striving to exceed customer expectations. Additionally, we offer the flexibility of customized sizes to accommodate your unique requirements.
Drawing and specification requirements shall be provided if customized design request.
| Machining Tolerance: |
| Length: ±1~2mm |
| Silicon Nitride Heater Protection Tube | |||
| Item NO. | External Diameter (mm) |
Inner Diameter (mm) |
Length (mm) |
| AT-DHG-G2001 | 20 | 9 | 500-1500 |
| AT-DHG-G2002 | 30 | 18 | 500-1500 |
| AT-DHG-G2003 | 40 | 20 | 500-1500 |
| AT-DHG-G2004 | 70 | 45 | 800-1500 |
| AT-DHG-G2005 | 100 | 75 | 800-1500 |
| AT-DHG-G2006 | 112 | 86 | 800-1500 |
| AT-DHG-G2007 | 125 | 100 | 800-1500 |
| AT-DHG-G2008 | 132 | 108 | 800-1500 |
| AT-DHG-G2009 | 160 | 135 | 800-1500 |
| AT-DHG-G2010 | 192 | 168 | 800-1500 |
| AT-DHG-G2011 | 200 | 175 | 800-1500 |
| Si3N4 Type | Gas pressure sintering Si3N4 | Hot pressing sintering Si3N4 |
| Density (g/cm3) | 3.2 | 3.3 |
| Flexture strength (MPa) | 700 | 900 |
| Young Modulus (GPa) | 300 | 300 |
| Poisson's ratio | 0.25 | 0.28 |
| Compressive strength (MPa) | 2500 | 3000 |
| Hardness (GPa) | 15 | 16 |
| Fracture toughness (MPa*m1/2) | 5~7 | 6~8 |
| Maximum working temperature (℃) | 1100 | 1300 |
| Thermal conductivity (W/m*K) | 20 | 25 |
| Thermal expansion coefficient (/℃) | 3*10-6 | 3.1*10-6 |
| Thermal shock resistance (ΔT ℃) | 550 | 800 |
*This chart illustrates the standard characteristics of the silicon nitride materials commonly employed in the manufacturing of our Si3N4 products and parts. Please be aware that the attributes of customized silicon nitride products and parts may vary depending on the specific processes involved. Detailed parameter is decided by type and composition of stabilizing agent.
Silicon nitride heater protection tubes are carefully packaged in appropriate containers to avoid any potential damage.
1. According to your application scenario, analyze the needs, choose the appropriate material and processing plan.
2. Professional team, quick response, can provide solutions and quotations within 24 hours after confirming the demand.
3. Flexible business cooperation mechanism, support at least one piece of quantity customization.
4. Quickly provide samples and test reports to confirm that the product meets your needs.
5. Provide product use and maintenance suggestions to reduce your cost of use.
Although our primary focus is on advanced ceramic materials such as alumina, zirconia, silicon carbide, silicon nitride, aluminum nitride, and quartz ceramics, we are always exploring new materials and technologies. If you have a specific material requirement, please contact us, and we will do our best to fulfill your needs or find suitable partners.
Absolutely. Our technical team possesses profound knowledge of ceramic materials and extensive experience in product design. We are happy to provide you with material selection advice and product design support to ensure optimal performance for your products.
We do not have a fixed minimum order value requirement. We always focus on meeting our customers' needs, and we strive to provide quality service and products regardless of the order size.
In addition to ceramic products, we also provide a range of additional services, including but not limited to: customized ceramic processing services based on your needs, using blanks or semi-finished blanks produced by yourself; if you are interested in outsourced ceramic packaging and metallization services, please contact us for further discussion. We are always committed to providing you with a one-stop solution to meet your various needs.
Yes, we do. No matter where you are located globally, we can ensure the safe and timely delivery of your order.
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