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High purity alumina melting crucible for laboratory crucible tube furnace experiment corundum crucible for electric furnace

High temperature, high pressure and high purity aluminum oxide glazed ignition electrode rod ignition needle ceramic tube length can be cut

C799 High purity aluminum oxide insulation wear resistant corundum thermocouple protection tube ceramic tube

Special ceramic electrode discharge tube for corona in surface treatment industry

纯度高，烧结致密，直线度优，管身无扭曲，表面无沙眼气孔。可耐电压20kv以上。