Our products conform to the national criterion GB/T975-1999.
Please see the attached file for loading capacity
MATERIAL: GYPSUM BOARD
EDGE: SQUARE, TAPERED
SIZE TOLERANCE: LENGTH/WIDTH<=+-2.0MM
STABILIZATION IN FIRE: <20 MINS
PERCENTAGE OF ABSORBING WATER: <=10%
VOLUME OF WATER-ABSORBING OF SURFACE: <=160G/M2