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| Product Name: |
1-2mm Raw and expanded golden vermiculite
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| Supply Ability: |
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| Related proudcts |
vermiculite, |
| Specifications |
2-4,1.4-4,0.3-1,3-6,4-8mm |
| Price Term: |
FOB |
| Port of loading: |
xingang port,china |
| Minimum Order |
5tons |
| Unit Price: |
258$-775/ton |
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Vermiculite
1.In color,vermiculite can be indevided into silver vermicultie (Origin:Xinjiang ,China)and golden vermiculite(Origin:Hebei,China)
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,etc
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
Vermiculite production
Vermiculite, chemical formula M g กม (H2O) [Mg3 กม (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 specifications
Item
Specifications
Item
Specification
Thermal Conductivity
0.045 - 0.069w/m ℃
Under ambient conditions
asbestos
None
Hardness
1-1.5
Compressive resistance
100-150 ***
Melting point
1320℃-1370℃
Corrosion resistance
Alkali-resistant
Vermiculite chemicals
Composition
SiO2
MgO
Al2O3
Fe2O3
CaO
K2O
ph
Percentage
37-42
11-23
9-17
3.5-18
1-2
5-8
7-11
The chemical analysis of both crude and exfoliated vermiculite is the same.
Vermiculite features
Raw vermiculite will be expanded to many times when heated at 850-1100 ℃,
poisonless, odorless , corrosion-resistant, Non-combustible , natural refractory properties , Good thermal insulation , low density , Heat-resistant ,sound-proofing .fire-proofing etc
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 concr |
| Company: |
Vermiculite,perlite
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| Contact: |
Ms. Nancy Tian |
| Address: |
345Youyi North Street,Shijiazhuang,Hebei,China |
| Postcode: |
050000 |
| Tel: |
8615931152109 |
| Fax: |
86 0311 86040662 |
| E-mail: |
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