Specifications

back fire preventer plaster board
1. thickness 6.0-20mm
2.Green Product
nstruction is simple
4.ASTM approved

• Ordinary paper gypsum board - Product Specifications

•         back fire preventer plaster board

• 

• It is made by using natural high-purity gypsum powder as main material, mixed with fibers and proper quantity

• of additives to make board core, for the ivory-colored face paper, no matter it is pained withy priming paint or

•  is directly used as decoration surface, an ideal result can be achieved, it has strength and toughness, fully in

•  conformity with the requirement of the attestation of ISO 9001-2008 Quality system, it is widely used for common

• wall body and ceiling.

•  

  Size( mm )			Singlet	Simple Package Specification			On Hong Kong to stand packing specifications
  Thickness	Width	Length	kg/m2	The number of sheets	Area(m2)	Weight (tons)	The number of sheets	Area(m2)	Weight (tons)
  9.5	1200	3000	7.2	100	360	2.67	76	273.6	2.10
  12	1200	3000	9.0	80	288	2.69	60	216	2.10
  15	1200	3000	11.5	60	216	2.61	50	180	2.28
  In the following size range can be produced according to customer requirements: thickness 8.0-20mm; width 1200-1230mm; length of 1500-4200mm.

   

   

  Thickness (mm)	Ordinary specification
  5.0-15.0	950×1830	1220×2440	1220×2620	1220×3000

   

  Dimension tolerance(mm)

   

  Item		Permit warp
  L		0 -4
  W		0 -4
  thickness E	<6	±0.20
  	6~10	±0.30
  	>10	±0.50
  diagonal tolerance		≤5

   

  Physics capability :To 10mm thick plate product testing as an example of numerical

   

  Test item	Technology guide line	proof-test	result
  density (t/m3)	1.0<ρ≤1.2	1.1	good
  moisture (%)	≤8	5	good
  Flexural strength (MPa)	≥10	12	good
  Impact strength (kj/M2)	≥2.0	2.6	good
  hold bolt(N/mm)	≥20	48	good
  Shrinkage rate (%)	0.3	0.2	good
  inflation rate of wetlands (%)	0.6	0.4	good
  anti-back of halogen	no	no	good
  chlorine ion content (%)	≤10	7	good
  Surface formation, tidy corners, no cracks, damage, delamination, groove, corrugation, such as defects

  AUXILIARY MATERIALS USAGE QUANTITY FOR PARTITION

  For Length 6m, height 3m partition, the furring channel distance is 400mm (including waster)

  normal gypsum board
  name	C stud distance 600mm		C stud distance 400mm
  	/ 1 layer	2 layers	1 layer	2 layers
  gypsum board	2.1m2	4.2m2	2.1m2	4.2m2
  U track	0.73m	0.73m	0.73m	0.73m
  C stud	2.02m	2.02m	2.93m	2.93m
  38 main channel	0.37m	0.37m	0.37m	0.37m
  head self tapping screw	3PC	3 PC	4 PC	4 PC
  25mm plasterboard tapping screw	31PC	31 PC	36 PC	36 PC
  38mm plasterboard tapping screw	0 PC	31 PC	0 PC	36 PC
  strut card	12 PC	12 PC	12 PC	12 PC
  plaster	1Kg	1Kg	1Kg	1Kg
  paper joint tape	3m	3m	3m	3m
  parallel joint	0.73m	0.73m	0.73m	0.73m
  metal cornet tape	according to the final drawings		according to the final drawings