Using Gypsum Board for Walls and Ceilings

Specifications

Using Gypsum Board for Walls and Ceilings
1.Green environmental protection
2.No radiation
3.The construction is simple

• We can provide different kinds of specifications of Using Gypsum Board for Walls and Ceilings 
• Suspended ceiling features:
• • Fire performance:
    • Asbestos free
    • Formaldehyde free
  • Fiber content: greater than or equal to 90%
  • Color of surface: white
  • Noise reduction coefficient: NRC 0.4 to 0.6
  • Depending on the pattern and the thickness
  • Light reflectivity: more than 85%
  • RH: greater than or equal to 75%
  • Sound absorption: EN20140-1994

    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.

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

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    Dimension tolerance(mm)

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

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

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    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