本公司特长: 为满足客户特殊需求,可设计定制各种异型、特异型陶瓷件;欢迎来图来样。 Our company's specialty is to design and customize all kinds of special shape ceramic parts for meeting customer's special requirements. welcome to send us the drawings and samples. 品牌： 特恩之 Brand ： TM 功能: 绝缘\电阻\高导热\耐高温高湿 Function: insulation\resistance\high thermal conductive\high temperature and humidity resistance 成型工艺: 热压/干压 Forming process : hot-pressing/ dry pressing 缺点: 脆性,使用时注意尽量避免或减少敲击,摔打,突然性碰撞等。 Shortcoming: fragility, Pay attention to avoid or reduce knock and bang and sudden collision. 加工定制 ： 是 Working area custom-made： YES 微观结构： 多晶 Microstructure： polycrystal 颜色: 青白 Colour : bluish white 理化指标: Physical and Chemical Index : 特性Property 滑石瓷（高频瓷） steatite ceramics(radioceramic) MgO•SiO2 (%)≥ 90-96 体积密度bulk density (g/cm3) ≥ 2.8-3.1 莫氏硬度Moh’s hardness 8 热膨胀系数coefficient of thermal expansion(m/m.K) (20-1000℃) 6.5～7.5×10-6/℃ 介电系数dielectric coefficient < 10 介电损耗tg dielectric loss 2×10-4～9×10-3 绝缘强度Insulating strength（KV/mm）≥ 15 导热系数Thermal conductivity (w/m.k) 20 绝缘电阻insulation resistanceΩ•㎝(20℃) ＞ 1012 直流击穿强度DC breakdown strength (Kv/mm) 17.6-20 吸水率Water absorption（%）< 0.1 断裂韧性fracture toughness KΙC (MPa•m1/2) ≥ 4.8 抗弯强度 flexure strength MPa≥ 270 常温耐压强度Ambient compressive strength（Mpa）≥ 560 常温抗折强度Cold bending strength (Mpa) ≥ 150 耐火度Refractoriness （℃）≥ 1500 最高使用温度Max service temperature(℃) ≥ 1350