Agricultural Gold Vermiculite Thermal Insulation Silver Vermiculite 3-5mm
Vermiculite is a member of the phyllosilicate group of minerals, resembling mica in appearance. It is found in various parts of the world, vermiculite is basically a hydrated phlogopite mica which has the remarkable ability to expand to many times its original volume when heated at 850 -1100°C.
Crude vermiculite consists of golden and silver vermiculite which are carefully classified into many sizes ,includes0.3-1mm1.5-2.5mm0.5-1.41mm1-2mm2-4mm3-6mm4-8mm.
Exfoliated Vermiculite
The exfoliation process is carried out commercially by passing crude vermiculite through a furnace chamber in a controlled manner. The crude vermiculite then expands at right angles to the cleavage planes, producing concertina-shaped particles many times their original volume.Exfoliated vermiculite size ,includes 0.3-1mm1-3mm1-2mm2-4mm2-3mm
3-5mm3-6mm4-8mm6-8mm,special size can be done as per customer's demands .
Expanded vermiculite Chemical Properties
Composition | SiO2 | MgO | Al2O3 | Fe2O3 | CaO | K2O | ph |
Percentage | 37-42% | 11-23% | 9-17% | 3.5-18% | 1-2% | 5-8% | 7-11 |
Expanded Vermiculite size:
Expanded vermiculite
| Silver vermiculite: 20-40mesh, 40-60mesh, 60-80mesh,80-120mesh, 200mesh, 325mesh, 1250mesh, 2500mesh, 0.3-1mm, 1-3mm, 2-4mm, 2-5mm, 3-6mm, 4-8mm, 1-5mm, 1-8mm, or according to customers requirement. |
Golden vermiculite: 20-40mesh, 40-60mesh, 60-80mesh,80-120mesh, 200mesh, 325mesh, 1250mesh, 2500mesh, 0.3-1mm, 1-3mm, 2-4mm, 2-5mm, 3-6mm, 4-8mm, 1-5mm, 1-8mm, or according to customers requirement. |
- Special size is supplied as per customers' demands.
Expanded Vermiculite Applications:
Expanded vermiculite applications | |
In Inudstry | In Horticulture |
Gaskets or seals | Soil improvement |
Fireproofing | Fertilizer carrier |
Insulation in steel works and foundries | Hydroponic |
packing material | Seed germination |
Animal feedstuffs | House plants |
Friction lining | Transplanting |
Rooting cuting | |
5.Expanded Vermiculite Packaging Details:
Raw vermiculite :50kgs/bag,Ton bag ,
Expanded vermicultie:100liter bag ,1000liter bag ,1500liter bag ,or as per customer's demand.
Delivery Detail: After received deposit or L/C within 7-10 working days
