Standard size gypsum drywall board
1 Gypsum Board Introduction:
Taking natural gypsum as its raw material, the gypsum board is characterized for lightness and high intensity, dryness operation, green environmental protect, convenient construction and good processing quality. With the same construction area, the practical area is big. Once the product is put into market, it is widely sold in more than 60 large and medium sized cities and welcomed by customers.
2. Characteristics:
A. Fire-proof, the crystal water in plaster itself has the function of preventing fire and its fire-resistance time can reach 1.5hours,so it is a fire-resistance material.
B. Soundproof, the sound proof rate can reach 35db if the wall is made of Huayu paper plastic tablet.
C. Anti-moist, inside the plaster board, there are a lot of small holes which can automatically absorb and drain water according to the moist change in environment and keep the home moist rate stable and the living condition comfortable.
D. Convenient construction, the plaster board can be constructed easily by nailing, cutting and planning, and thus it becomes the first choice among home decoration materials.
Technical index
ITEMS | INDEX | REMARKS |
(kg/m2) Weight per sqm | Thickness Common board Fire-proof board 9.5 ≤8.5 ≤8.5 12 ≤10.5 ≤10.5 | GB/T9775-19 |
Fiexure Supporting span | Thickness Fibre //Fibre 9.5 --- --- | GB/T9775-19 |
Breaking strength (d-thickness of board) | Thickness Fibre // Fibre 9.5 ≥501 ≥193 12 ≥659 ≥261 | GB/T9775-19 |
Fire-resistance limit | CommonGypsum board 5-10 min Fire-proof gypsum board ≥30min | GB/T9775-19 |
Combustion property | Non-combustive Material | According to GB5464 |
Moisture content | 2% | |
Thermal conductivity W/m.°C | 0.167-0.18 | |
Sound insulation Property(db) | Thickness Sound insulation index 9.5 26 12 28 | |
Nailholding strength (kg/cm2) | Thickness Nailholding strength 9.5 12 12 20 | ANST/ASTM |