Paper Faced Gypsum Board Production Line
We can design the production line according to your requirements. The following data is just for your reference.
1. Scheme of product
1.1 Capacity
280 m2/h, 2,000,000 m2/y (based on 9.5mm thick and 7200 working hours per year)
2. Brief Introduction of Process
2.1 Board-making Workshop
2.1.1 Dosing Section
2.1.2 Forming Section
2.1.3 Cutting and Drying Section
2.1.4 Edge Trimming and Stacking Section
3.Pictures of factory
| Gypsum board specification |
| Length(mm) | 2400,2440,2500,2700,3000 |
| Width(mm) | 1200,1220 |
| Thickness(mm) | 8,9,9.5,12,12.5,12.7,15,18 |
Requirement of the raw material
|
| Raw materials | Item | Specification |
Calcined gypsum powder | Fineness | 0.2mm,Remnant<10% |
| | Initial set time | 3.5-5.5 minutes |
| | Final set time | 7.5-10.5 minutes |
| | Crystal water | 4.5%-5% |
| | Half-water gypsum powder | >65% |
| | Bending strength (2 hours) | 1.8 Mpa |
| Paper | Weight | 190-220g/ Square meters |
| | Thickness | 0.36-0.4mm |
| | Air permeability | 0.85-1.6μm/pas |
| | Water absorption( Cobb ) | 15-30g/square meters |
| | Tensile strength | Portrait 12.5 KN/m, transverse 3.5 KN/m |
| | Transverse expansion and contraction | <2% |
| | Moisture | 10%±2 |
| Denaturized starch | Content of the starch | >70% |
| | Moisture | 11%-13% |
| | PH | 6.5-7.5 |
| | Protein | <0.3% |
| | Solubility in 20-40 water(c) | 73%-78% |
| Foaming agent | Condensate | >30% |
| | Ligarine | <3% |
| | Inorganic salts | >2.5% |
| | PH | 7-9 |
For more information,pls feel free to contact me.
