China Hunan Imp. Exp. Co.
Legacy profile
Business Type
Trading Company
Products / Services
Bentonite
Quick answer
China Hunan Imp. Exp. Co. is a Trading Company. Main products and services: Bentonite.
Company Profile
We can supply bentonite (Na, white) for using foundry, waterproof material, deckle industry and manufacturing coating material. Specification as follow:
1. foundry methylene Blue:>35 g/100g
swatvaluc:>90 ml/3g
moisture %:125
dry strenth MPa:>0.36
Tensile strenth KPa:>3.9
Colloidical valence %:100
200mesh Crossing rate %:>90
pH :>9.7
Packing: 25kgs /bag
2. . Bentonite granule(for waterproof material)
SiO2:65.97%, CaO:1.96%, Fe2O3:2.16%, MgO:2.44%, Al2O3:19.50%, NaO:2.70%
Bentonite %:>80
INDEX: Size:0.5-1.5mm
Expansion index:28ml/2g(ASTM D 5890)
Passing loss(ml)95 Cutting strength(Pa):1.5PV
Water cont(%)11 Gum qualityml/15g: >90
Packing: 25kgs /bag
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