Khoom yam ntxwv ntawm kub resistant mica board

1. HP-5 nyuaj siab kub resistant hmoov siab kub resistant mica board. Cov khoom lag luam yog nyiaj-dawb, thiab qib kub tsis kam: 500 ℃ nyob rau hauv kev siv tas mus li, thiab 850 ℃ nyob rau hauv kev siv tsis tu ncua;

2. HP-8 hardness kub kub resistant kub kub resistant mica board. Cov khoom yog xim kub thiab muaj qhov ntsuas kub tsis kam: nws tuaj yeem tiv taus qhov kub ntawm 850 ° C nyob rau hauv kev siv tas mus li thiab 1050 ° C nyob rau hauv kev siv tsis tu ncua.