... weightCan be saw, plane,tack and adhereXinghe fireproofing magnesium oxide board is produced with the most advanced automatic producing line and ... and JC688-1998 standard. It is a kind of excellent board for building; its excellent characteristics are as follows: 1. ... it is the ideal replacement material of wood board,gypsum board and calcium silicate board.1.Fire-proof,water-proof,aging-proof,anti- ...