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Refined Phosphate Gypsum

Product Detail Information

 1. Chemistry Component
 
Classification K-S Standard Actual Value
① SO3
 Over 38% Over 40%
② H2O
 Over 16% Over 16%
③ P2O5
 Less than 1.5% Less than 1.0%
④ Water Soluble P2O5
 Less than 0.1% Tr
⑤ H2SO4
 Less than 0.1% Tr
⑥ CaO
 Less than 40% Less than 35%
⑦ PH
 Over 16%  
 
 
2. Granularity (2~32mm): over 80%
 
3. Role of gypsum in cement
1) Control coagulation of cement (delays coagulation)
2) Promote hardening (Improves strength at the beginning state)
3) Improves resistance to sulphate
4) Decrease of expand, contraction
 
Use: Cement coagulate delayer
nted control system.