Shanghai Bochuan Silicon Carbon Rod Manufacturing Co., Ltd.: Shanghai, China; Main products: Sic heating elements, mosi2 heating elements, silicon carbide heating elements, sic products, refractory ceramics

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Ceramic Disk

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Product Details

Main performance index
Serial number	performance index	Measuring unit	High purity alumina	Alumina	High alumina
1	Al₂O₃	%	99.7	99.3	85
2	SiO₂	%	less than0.1	—	—
3	Density	g/cm³	3.95	3.88	3.2
4	Wter absorption	%	0	0.01	0.2
5	Cld compressive strength	MPa	450	350	200
6	20 degree Celsius leak rates	Torr/L.sec	less than10^-11	less than10^-11	less than10^-11
7	Twisting in high temperature	mm	1700 degree Celsius 0.2 allowance	1600 degree Celsius 0.2 allowance	1400 degree Celsius 0.2 allowance
8	Bonding in high temperature		1700 degree Celsius non-caked	1600 degree Celsius non-caked	1400 degree Celsius non-caked
9	20—1000 degree Celsius coefficient of	mm.10^-6/degree Celsius.m	8.6	8.2	8.2
9	thermal expansion	mm.10^-6/degree Celsius.m	8.6	8.2	8.2
10	Thermal conductivity	W/m.k	25	25	25
11	Electric insulation strength	KV/mm	20	20	15
12	20 degree Celsius direct current	Ohm/cm	1014	1014	1014
12	insulating resistance	Ohm/cm	1014	1014	1014
13	High-temperature	1000 degree Celsius MΩ	≥0.08	≥0.08	≥0.08
13	insulation resistance	1300 degree Celsius MΩ	≥0.02	≥0.02	≥0.02
14	Thermal shock resistance		1550 degree Celsius 6 times not racked	1550 degree Celsius 6 times not cracked	1300 degree Celsius 3 times not cracked
15	Maximum service temperature	degree Celsius	1900	1800

Shanghai Bochuan Silicon Carbon Rod Manufacturing Co., Ltd.: Contact nameaimei zhu
Chat Now; Phone86-21-53082678; AddressRm. 1A35, No. 666

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