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Home > Metallurgy, Mineral & Energy > Black Metal & Products > Agricultural Grade Vermiculite Supplier
US$ 210 - 235
MOQ: 1 Metric Ton
Key Specifications
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Place of Origin:
Hebei, China
Brand Name:
S.M.N
Model Number:
SWT
Payment & Shipping
Payment Methods:
Port of Shipment:
xingang port tianjin
Delivery Detail:
Delivery time depends on order quantity.
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Place of Origin
Hebei, China
Brand Name
S.M.N
Model Number
SWT
Application
heat preservation products , friction brakes ,reinforcing material of
Shape
granule
Dimensions
20-40mesh, 1-3mm, 2-4mm, 4-8mm
Chemical Composition
SiO2, Al2O3 , Fe2O3, CaO , MgO , TiO2, K2O
Agricultural grade vermiculite supplier
Introduction of agriculture grade vermiculite :
1. Features: fireproof, heat insulating, sound and moisture absorbing, non-toxic, lightweight, antibiosis
2. A mineraloid of hydrated laminar magnesium-aluminum- iron silicate.
3. Chemical formation: (Mg,Fe,Al)3(Al,Si)4O10(OH)2•4H2O.
Types of Vermiculite
| Golden raw vermiculite | Golden exfoliated vermiculite | Silver raw vermiculite | Silver exfoliated vermiculite |
| 0.3-1mm | 0.3-1mm | 0.3-1mm | 0.3-1mm |
| 1.5-2.5mm | 1-3mm | 1-2mm | 1-3mm |
| 2.5-6mm | 2-4mm | 2-4mm | 2-4mm |
| 3-8mm | 4-8mm | 4-8mm | 4-8mm |
| Other specification: 20-40mesh,60mesh,80mesh,100mesh,325mesh etc |
Application of Vermiculite
| In Industry | 1. Gaskets or Seals 2. Fireproofing 3. Insulation in steelworks and foundries 4. Packing Materials 5. Friction Linings 6. Refractory products 7. Processed vermiculite |
| In Agriculture | 1. Soil Improvement 2. Fertilizer Carrier 3. Horticulture 4. Hydroponics 5. Animal Feedstuffs |
| In Construction | 1. Fireproof Board 2. Loose fill Insulation 3. Construction Coatings 4. Lightweight Concretes 5.Vermiculite Plasters 6. Bitumen coated vermiculite plates |
Property of Vermiculite
| PH | 7 |
| Asbestos | Free asbestos |
| Tensile strength | 1,000-1,500kgs/CM2 |
| Hardness | 1-1.8 |
| Thermal Conductivity | 0.047-0.081 W/(M.K) |
| Fire-proof | 1300-1350 ℃ |
| Operating temperature | 900-1000 ℃ |
| Water-absorbing | 26.5-40.6 % |
| Moisture absorbing | >2 % |
| Anti-freezing | For 15 cycles of freezing and thawing, Particle with no any change at-20℃ |
| Sound absorbing | 0.53-0.63 |
| Corrosion resisting | Alkali-resisting |
Specification of Silver Raw Vermiculite
| Size | Density | Specification | Moisture | Expansion Rate |
| 0.3-1 mm | 0.8-1.0 g/cm3 | 85% min | 3% max | 6.5 Times min |
| 1-2 mm | 0.8-1.0 g/cm3 | 85% min | 3% max | 7.5 Times min |
| 2-4 mm | 0.8-1.0 g/cm3 | 85% min | 3% max | 7.5 Times min |
| 4-8 mm | 0.8-1.0 g/cm3 | 85% min | 3% max | 7.5 Times min |
Chemical Composition of Vermiculite
| ELEMEMT | SiO2 | Al2O3 | Fe2O3 | CaO | MgO | TiO2 | K2O | |
| Silver Vermiculite | CONTENT% | 37.56 | 11.85 | 5.15 | 1.51 | 22.44 | 1.05 | 6.39 |
| ELEMEMT | SiO2 | Al2O3 | Fe2O3 | CaO | MgO | TiO2 | K2O | |
| Golden Vermiculite | CONTENT% | 43.75 | 15.55 | 15.8 | 1.32 | 8.98 | 1.67 | 5.19 |
Packaging & Shipping
Company Information
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Business Type
Manufacturer, Trading Company
Year Established
2008
Factory Size
3,000-5,000 square meters
Total Employees
Fewer than 5 People
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