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Product Description
 | Boron nitride flange ring High‑temperature insulating component, designed for insulation support in vacuum furnaces, heat‑treatment equipment and resistance heating systems. |
| Boron Nitride Material Properties: Excellent Electrical Insulation Self-Lubrication & Anti-Stick Corrosion Resistance |  |
 | Boron nitride ring Advantages Stable insulation performance even at continuous high‑temperature service Resists rapid heating‑cooling cycles, not easy to crack |
| Application Powder metallurgy sintering furnaces Diamond‑sintering equipment High‑frequency heating machinery Glass‑melting fixtures |  |
Parameter | Value |
Thermal Conductivity (RT) | 45-50 W/(m·K) |
Thermal expansion coefficient (25-700℃) | 6.5-7.5 ×10 -⁶/℃ |
Resistivity (RT) | ＞10¹² Ω·cm |
Breakdown voltage | 2.5-4.0 ×10⁶/kV·m |
Mohs' hardness | 2 |
Dielectric constant | 3.8-4.3 |
Bending strength (RT) | ＞35 MPa |
Compression strength (RT) | ＞200 MPa |
Density | 1.9-2.2 g/cm³ |
B+N Content | 99.5 % |
Oxygen Content | ＜0.4 % |
Carbon Content | ＜0.05 % |
Max. Temperature-Oxidizing Atmosphere | 900 ℃ |
Max. Temperature-Vacuum | ≥2200 ℃ |
Max. Temperature-Inert Atmosphere | ≥2200 ℃ |
Company Profile
Packaging & Shipping
Packing Details | We will packing by professional export packing,safety against breakage, finally into the wooden cases/ carton/pallet or customized package. We have ERP authentication. |
Delivery Details | We can deliver by SEA,air,rail transportation,the China-Europe Railway Express etc. TNT, DHL,UPS, FEDEX, EMS，S.F EXPRESS etc. |
| 1. Sample service | 2. Optimal price | 3. Customized logo |
| 4. Fast feedback | 5. Customized size | 6. Safety package |
| 7. ISO9001 | 8. Aftersale service | 9. Low procurement risk |
