Mofuta o mocha oa sebōpi se ommeng sa samente se sebelisoang haholo ha ho khethoa thepa ea refractory, haholo-holo silicon le aluminium refractory, thepa ea mocheso e phahameng ea tie-alkaline refractory, lisebelisoa tse sa tloaelehang tsa refractory, likarolo tse entsoeng esale pele, refractory...
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