谈球吧下载生产,兰州谈球吧下载厂家_甘肃郝氏谈球吧app赛事分析

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谈球吧下载Graphite products

　　本产品采用高强石墨、优质石墨为原料，经过机械加工而成，广泛应用于冶金、有色、化工、军工等各种真空热处理炉需要的石墨炉床、支架、导电杆、支柱、石墨盘、坩埚、舟皿、石墨加热管、加热棒、加热板、石墨螺栓、螺母、连接板等谈球吧下载。

　　This product USES the high strength graphite, graphite as the raw material quality, after machining,After machining, is widely used in metallurgy, nonferrous metal, chemical industry, war industry, All kinds of vacuum heat treatment furnace need graphite furnace bed, stents, pillar, graphite conductive rod, plate, crucible, boat,Ink heating pipe, heating rods, the heating plate, graphite bolt, nut, connection plate and other graphite products.

石墨矩形块--牌号GSK

	单位	保证值	典型值
体积密度Bulk density	g/cm^3	≥1.72	1.75	1.80-1.85
最大粒度The largest size	mm	0.8	0.8	0.2
电阻率The resistivity	u m	≤9.0	8.3	7
抗折强度Flexural strength	MPa	≥14.5	17.5	20
抗压强度The compressive strength	MPa	≥32.0	40.0	45
热膨胀系数Coefficient of thermal expansion（to100℃）	10^-6/℃	≤2.8	2.4	2.2
灰分ash	%	≤0.2	0.09	≤50ppm

石墨圆形块--牌号GSK

	单位	保证值	典型值
体积密度Bulk density	g/cm^3	≥1.72	1.74
最大粒度The largest size	mm	0.8	0.8
电阻率The resistivity	u m	≤9.5	8.5
抗折强度Flexural strength	MPa	≥14.5	17.0
抗压强度The compressive strength	MPa	≥32.0	37.0
热膨胀系数Coefficient of thermal expansion（to100℃）	10^-6/℃	≤2.8	2.5
灰分ash	%	≤0.2	0.12