Бентонитовая глина для литейного песочного связывания
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- Supplier: Lingshou County Antai Mining Co. Ltd.
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Product Overview
Description
Foundry bentonite / Bentonite clay for casting/ Bentonite clay for Foundry sand binder
1.Methyl blue absorption:30-32
2.Non-metallic white powder
3.Size: 100-3000mesh
4.white powder or off white
5.Chemical Formula: Al2O3.4(SiO2). H2O
6.Molecular Weight: 360.31
7.CAS No.: 1302-78-9
8.HS Code: 2508100000
9. For: foundry sand binder
Our bentonite widely used in production of cast steel and iron applying wet, dry, dry-surface, high pressure etc different technology.
Characteristics of our bentonite:
Less addition, Higher strength , Good ventilation
High hot wet compressive strength
good sand inclusion resistance
High temperature resistance
Improving casting parts surface finishment.
Specification | Methylene blue adsorbed (g/100g) | green compression strength (MPa) | wet-heat tensile strength (Kpa) | colloid index (mL/15g) | expansion capacity (mL/g) | Moisture (%) | particle size (75μm screen tailings,%) | |
green sand compactibility 45±2% | Soil:sand: water 5:100:4 | |||||||
ZP-0825 | ≥25 | ≥0.08 | ≥0.05 | ≥2.5 | ≥500 | ≥30 | <13 | ≤10 |
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