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Product Name | Customized Pressureness Sintering Si3n4 Silicon Nitride Ceramic Sleeve |
Forming Method | Thermal casting/drying press/extrusion |
Payment | T/T,Western Union,Online payment by credit card are available |
Application | it is widely used in paints,refractory, inorganic mineral powders industries. |
Thransport | Air transport: 5-10 days; Ocean shipping: About one month. |
Delivery Time | 1.stock:delivery within 3-5 days after receiving your payment. 2. OEM/ODM:The normal Lead time is 15-45 days, which depends on your quantiy. |
项目 Item | 气压烧结 gas pressure sintering | 热压烧结 hot pressing sintering | 反应烧结 reactive sintering | 无压烧结 pressureless sintering |
洛氏硬度 Rockwell hardness (HRA) | ≥75 | - | >80 | 91-92 |
体积密度 volume density(g/cm3) | 3.25 | >3.25 | 1.8-2.7 | 3.0-3.2 |
介电常数 Dielectric constant (ε r20℃,1MHZ) | - | 8.0(1MHz) | - | - |
电阻率 electric volume resistivity(Ω.cm) | 1014 | 108 | - | - |
断裂韧性 breaking tenacity(Mpa m1/2) | 6-9 | 6-8 | 2.8 | 5-6 |
弹性模量 Elasticity modulus (GPa) | 300-320 | 300-320 | 160-200 | 290-320 |
热膨胀系数 thermal expansivity (m/K *10-6/℃) | 3.1-3.3 | 3.4 | 2.53 | 600 |
热导率 thermal conductivity (W/MK) | 15-20 | 34 | 15 | - |
韦伯模数 weibull modulus(m) | 12-15 | 15-20 | 15-20 | 10-18 |