gypsum powder
The gypsum powder
The flow chart of the craft
Jaw crusher · Hammer crusher · lifter · martial solo · measuring pump · Mill · selecting power machine · lifter · raw materials silo · screw feeder · rotation stave · electrostatic cleaning · cleaning · cooling · lifer · finished materials
Quality Standard
The quality of building gypsum is in accordance with Chinese National Standard “Gypsum Powder” (GB9776-2000), and should meet the following requirements
| No. | Item | unit | Indices |
| 1 | Initial time | min | ≥6 |
| 2 | Final time | min | ≤13 |
| 3 | Bending strength of 2 hours | MPa | ≥2.0 |
| 4 | Content of CaSO4·2H2O | % | ≤5% |
| 5 | Content of CaSO4·1/2H2O | % | ≥75% |
| 6 | Content of CaSO4III | % | ≤5% |




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Step 1
Payment and order readiness
Minimum order: 1 Units
Payment terms, specifications, and order details are confirmed before preparation begins.
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Step 2
Preparation
Lead time will be confirmed with your quotation.
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Step 3
Packaging and dispatch
Packaging details are available on request.
Final packing, freight, and delivery dates are confirmed before dispatch.
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