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?Silver Expanded Vermiculite for agricoltural use
1.Silver Vermiculite Chemicals and physical prperties :
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SiO2 | 37-42% |
MgO | 11-23% |
Al2O3 | 9-17% |
Fe2O3 | 3.5-18% |
CaO | 1-2% |
K2O | 5-8% |
PH | 7-11 |
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2.Details
Origin of golden vermiculite | Hebei,China | Origin of silver vermiculite | Xinjiang,China |
Melting ?point | 1320°C-1370°C | Asbestos | None |
Hardness | 1-1.5 | PH | 7-11 |
Solubility | Insolubility (most liquid ) | Combustibility | Non-combustible |
Reactivity | Non reactive (except in very stong acids) | Corrosion resistance | Alkali-resistant |
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3.Usage
Agriculture,Fire protection coating,Foundry,Horticulture,Insulating boards,Lightweight concrete,Thermal and acoustic insulation
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4.Package:1000/1500L ton bags
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5.Silver vermiculite used for Vermiculite board
Company informations
