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shijiazhuang xinghaigaoke

Lujiawa Industry Park, Lingshou County,Shijiazhuang,Hebei,China

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Raw vermiculite, expanded vermiculite

China

-

0 ~ 200 Get Latest Price

Lingshou,China

-

1 Metric Ton

25 kg per bag

within 7 days

12000 Metric Ton per Month

PayPal, Money Gram, Western Union, D/P, L/C, T/T

product

Contact Now

Product Specification

Brand Name : ouyixing Application : Ceramics SiO2 Content (%) : 41.2 Fe2O3 Content (%) : 4.06 Al2O3 Content (%) : 12.68 MgO Content (%) : 24.22 CaO Content (%) : 0.96 Hardness : - Whiteness : - Refractive Index (%) : -

Product Description

Golden expanded vermiculite for automotive disc brake pads with our own product patent and best price from China manufacturer

 

Product Introduction

 

Vermiculite:

 

 

 
  • Vermiculite is a layer-structured metamorphic rock of gibbsite silicate. Rich in magnesium.
  • It comes from hot-liquid-eroded or weathered phlogopite. 
  • When it is heated to lose water and expands, lt turns curvingas a leech. Therefore is called vermiculite.
  • It can be divide into original vermiculite and expanded vermiculite. 
  • It can also be divided into golden vermiculite and silver white vermiculite according to its color.
 

 

 

Chemical Properties:

 

 

























 
 

Composition

 

SiO2

 

MgO

 

Al2O3

 

Fe2O3

 

CaO

 

K2O

 

Ph

 

Percentage

 

*7-42

 

*1-23

 

9-17

 

3.5-18

 

1-2

 

5-8

 

7-11

 

 

 

 

 

Physical properties:

 

 



































 
 

Item

 

Specification

 

Item

 

Specification

 

Expansion ratios

 

5.5-11times

 

Bulk density of expanded vermiculite

 

**-270kgs/m3

 

Thermal Conductivity

 

0.045 - 0.069w/m °C

 

Under ambient conditions

 

asbestos

 

None

 

Hardness

 

1-1.5

 

Compressive resistance

 

***-150 Mpa

 

Melting point

 

1320°C*1370°C

 

Corrosion resistance

 

Alkali-resistant

 

 

 

 

 

Vermiculite size:

 

 



















 
 

 

 

Raw vermiculite

 

Raw Silver vermiculite:

 

0.1-0.6mm,0.3-1mm,0.7-2mm,1-2mm,2-4mm,2.8-8mm,3-6mm,4-8mm

 

Raw Golden vermiculite:

 

0.3-1mm, 1.5-2.5mm, 1.5-3.5mm, 1-2mm, 2-4mm, 3-6mm, 4-8mm,etc

 

 

 

Expanded vermiculite

 

 

 

Silver vermiculite:

 

*0-40mesh, *0-60mesh, *0-80mesh,**-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:

 

*0-40mesh, *0-60mesh, *0-80mesh,**-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.

Contact Us

Contact Person :Ms. Amy

Company:shijiazhuang xinghaigaoke

Address:Lujiawa Industry Park, Lingshou County, Shijiazhuang, Hebei, China,050000

To,

Ms. Amy < shijiazhuang xinghaigaoke >
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