1.Silver vermiculite grades (size)
Xinjiang raw silver white vermiculite grade(size)
Vermiculite grade | Vermiculite size | Impurity |
Super fine | 0.3-1mm0.335-1mm | 1.Expansion ratios:7-11times 2.Impurity:5%-10% 3..Moisture:5%max 4.Asbestos:None 5.Origin:Xinjiang,China 6.Sample is free with 1kgs 7..Price is negotiated |
Fine | 1-2mm 0.71-2mm | |
Medium | 2-4mm 1.4-4mm | |
Large | 3-6mm 4-8mm |
Special size ,we can do as per client's demands
2.Silver vermiculite chemical
Composition | SiO2 | MgO | Al2O3 | Fe2O3 | CaO | K2O | ph |
Percentage | 37-42 | 11-23 | 9-17 | 3.5-18 | 1-2 | 5-8 | 7-11 |
