優點: 電子陶瓷絕緣材料不導電, 即電阻率高, 絕緣強度高。對於一種優秀的絕緣陶瓷的性能要求, 主要是在電磁性能和機械性能兩方面: 體積電阻率高, 相對介電係數小, 電磁性能損耗因子小, 介電強度高 ; 具有良好的導熱性、耐腐蝕、不變形, 可以在很大的溫度範圍內使用; 機械加工性能膨脹係數接近半導體材料 。 Advantage : TM 's Electronic ceramic insulation is not conductive,, mainly in the magnetic properties and mechanical properties of two aspects: high volume resistivity, the relative dielectric coefficient is small, the electromagnetic performance dissipation factor is small,, corrosion resistance, no deformation, it can be used in a wide range of temperatures; Mechanical processing performance expansion coefficient is close to the semiconductor material. 應用: 電子陶瓷材料在電子設備中用作安裝、固定、支撐、保護、絕緣、隔離及連接各種無線電元件及器件, 稱爲絕緣陶瓷或裝置陶瓷。例如電路基板, 晶片封裝外殼等, 電子陶瓷材料屬於精細化工和電子材料的交叉領域。 Application : TM 's Electronic ceramic materials used in the electronic equipment, as fixed installation, support, protection, insulation, isolation and connect all kinds of radio components and devices, called ceramic insulating ceramics or devices  , Substrate, chip encapsulation shell, electronic ceramic material belongs to the cross field of fine chemicals and electronic materials. 功能: 耐高溫高溼\ 絕緣\ 隔熱\ 耐腐蝕\ 耐磨 Function :   high temperature and humidity resistance\ insulation \ thermal insulation \ anti-corrosion\ wear resistant 顏色: 乳白色 Colour :   ivory 成型工藝: 熱壓/ 幹壓/ 等靜壓/ 擠壓 Forming process :  hot-pressing/ dry pressing/isostatic pressing/ extrusion Forming 理化指標: Physical and Chemical Index :

特性Property	Electric and electronic ceramic
氧化鋁AL2O3(%)	94-99.7
體積密度bulk density (g/cm3) ≥	3.55-3.95
莫氏硬度Moh’s hardness	9
熱膨脹係數coefficient of thermal expansion(m/m.K) (20-1000℃)	7-8×10-6
導熱係數Thermal conductivity (w/m.k)	18-22
絕緣強度Insulating strength （KV/mm）	15-20
直流擊穿強度DC breakdown strength   (Kv/mm)	17.6-20
吸水率Water absorption（%）<	0.08
斷裂韌性fracture toughness  KΙC ≥	4.8MPa·m1/2
抗彎強度 flexure strength ≥	290MPa
常溫耐壓強度Ambient compressive strength（Mpa）≥	850
常溫抗折強度Cold bending strength (Mpa) ≥	520
耐火度Refractoriness （℃）≥	2000
使用溫度Max service temperature(℃) ≥	1650