3-6mm 4-8mm etc Expanded Vermiculite as growing media for Agriculture
Flakes of raw vermiculite concentrate are micaceous in appearance and contain interlayer water in their structure. When the flakes are heated rapidly at a temperature above 870° C, the water flashes into steam, and the flakes expand into accordion like particles. This process is called exfoliation, or expansion, and the resulting lightweight material is chemically inert, fire resistant, and odorless. In lightweight plaster and concrete
vermiculite provides good thermal insulation. Vermiculite can absorb such liquids as fertilizers, herbicides, and insecticides, which can then be transported as free-flowing solids.
Main Size of Expanded Vermiculite as follows
1-3mm,2-4mm,3-6mm,4-8mm
Applications:
Agriculture, horticulture,
construction, fireproofing materials,etc
Characteristic:Heat-resistant, corrosion-resistant, well-ventilation, water preservation,
poisonless, odorless, non-asbestos, lighter,Low density etc
Usage
cation exchange capacity, good air permeability in gardening,
maintains the soil naturally supple and dry preventing pests, weeds, etc
Chemical composition:
Item | Content % |
SiO2 | 37.56 |
AL2O3 | 11.8 |
K2O | 6.4 |
Fe2O3 | 5.15 |
MgO | 23 |
CaO | 1.51 |
TiO2 | 0.6 |
H20 | 7 |
One of the areas of expanded vermiculite is agriculture. In this case, the use of vermiculite due to its porous structure significantly improves the aeration of soil properties and prevents rotting plants germinate;
- The presence of oxides of various metals (magnesium, potassium, aluminum and iron), which makes it ideal biostimulant plant growth;
- Its high water absorption (up to 500%), which allows you to keep an optimum soil moisture regime, even in conditions of prolonged drought.
- According to the results of field tests established that the use of vermiculite allows you to:
- Improve the structure of both light and heavy soils;
- Create the optimal air-water regime of soils;
- Significantly stimulate the growth of plants;
- Reduce the acidity and salinity in the 8-14%;
- Increase the efficiency of fertilizers;
- Reduce root rot;
- Increase safety and productivity of crops by 10-17%
Packing:100L plastic woven bags or jumbo bags
Loading quantity:730Bags in 1*40'HQ,300Bags in 1*20'GP
Ningshu Service | High Quality, Good Service, Competitive Price, Delivery On Time |
Sample Policy | Free sample is ready on your request, you just need to pay the freight cost |
Customized service | All products size and package can be customized according to your requirements |
MOQ | 730 Bags |
Payment Term | L/C, T/T, Western Union,Money Gram, Paypal |
Trade Terms | FOB, CFR, CIF |
Delivery time | 10-15days after the deposit received |
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