NON-EXPLOSIVE AIR-SETTING REFRACTORY MORTAR FOR PROBE MEASURING HIGH TEMPERATURE MOLTEN METAL

摘要

PURPOSE: Explosion-proof and air-hardening fireproof mortar is provided, which can effectively control steam and gas generated from the inside of the mortar. CONSTITUTION: Explosion-proof and air-hardening fireproof mortar includes fireproof aggregate and sodium silicate. The fireproof mortar more includes an organic fiber 0.001-5 weight% as a pin-hole forming agent. The fireproof mortar includes more than one inorganic substance selected from aluminium oxide and silicon oxide. Organic fiber for formation of a pinhole comprises polypropylene or polyethylene.