horticultural and agriculture vermiculite

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Loading Port:
Tianjin
Payment Terms:
TT OR LC
Min Order Qty:
1000 m.t.
Supply Capability:
200000 m.t./month

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Product Description:

Packaging & Delivery

Packaging Detail:50L or 100L per bag
Delivery Detail:within 7 days after receiving your deposit

Specifications

1.Color:golden,silver vermiculite 
2.Size:2-4mm 3-6mm6-12mm 
3.Category:expanded 
4.We have manufacture experience over 10 ye

vermiculite

 

1.In color,vermiculite can be indevided into silver vermicultie and golden vermiculite 

2.Type:raw vermiculite ,partially expanded vermiculite ,expanded vermiculite ,

3.Size:20-40mesh 40-60mesh 150mesh 200mesh 325mesh 400mesh 0-30um 0.3-0.65mm0.65-1mm0.3-1mm1-2mm, 2- 4mm3-6mm4-8mm

4.Expansion ratios:5.5-10times 

5.Bulk density after expansion :90-270kgs/m3 

6.Sample is free within 1kgs 

7.Vermiculite quality certificate:MSDS ,SGS ,non-asbestos testing report ,chemicals testing report 

 

product information :

 

Vermiculite, chemical formula M g × (H2O) [Mg3 × (AlSiO3O10) (H2O)], is a magnesium water inclouded aluminum silicate 

secondary metamorphic minerals of layered structure. It likes mica in form, and usually come from weathered or hydrothermal 

alterated black (gold ) Mica. It will present a deflection shape after heat expansion and water loss, liking a leech pattern in form ,

 so it gets the name vermiculite .

 

Vermiculite features 

 

Raw vermiculite will be expanded to many times when heated at 850-1100 °C, 

 

poisonless, odorless , corrosion-resistant, Non-combustible , natural refractory properties , Good thermal insulation , low density , Heat-resistant ,sound-proofing .fire-proofing etc .

 

 

Vermiculite chemical :

 

Item

SiO2

MgO

Fe2O3

Al2O3

CaO

K2O

H2O

PH

Content %

37-42

11-23

3.5-18

9-17

1-2

5-8

5-11

7-11

 

 

Main Property of Expanded Vermiculite

 

Bulk Density

(kg/m³)

Thermal Conductivity

(W/{M·K})

Fire-Proof

(°C)

Temperature in Use

(°C)

Water Absorption

(%)

Anti-freezing

 

Sound Absorption

 

Corrosion Resisting

 

60-200

0.047-0.081

1300-1350

900-1000

26.5-40.6

The parcicle size has no change,when it is freezed 15 times under -20°C.

0.53-0.63

Alkali-resisting

 

Applications

Raw vermiculite is widely used for Foundary Insulation and Steel Industry

Expanded vermiculite is used in various industries as a packing material due to its highly absorbent nature. It is also a lightweight 

aggregator for plaster, proprietary concrete, compounds, fire stop mortar and cementious spray fireproofing. It can also be used as

 loose fill insulation and can be molded into shapes, bonded with cement and other bonding materials for insulation, refractory 

insulation, fireproofing of structural steel and pipes industries. Exfoliated vermiculite is also widely used as a component of the

 interior fill for fire stop pillows, and is also used in commercial hand warmers. 

 

Vermiculite is used for Horticulture :lawn of golf,seed preservation agent,soil conditioner ,wetting agent,plant growth 

substance,feed additive ,any other applications 

 

Goods pictures and factory pictures :

 


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