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Acicular wollastonite from HONG-CHEM

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Other name: Calcium metasilicate MF: CaSiO3 MW: 116 Appearance: acicular powder

  • FOB Price
    NA
  • Min Order Quantity
    5-Metric Ton
  • Payment Terms
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Product Details

  • sedimentation value

    60-90

Other Details

The product is grind by airflow mill. It has better aspect ratio and finer particle size.

Usage: as it is needle like powder, it can be used as a fiber filler to increase the strength.

 

The product has high melting point and low ignition loss. It can be used in building materials and fireproofing, and is the main raw material for calcium silicate board.

 

Product Application

Application:

1. It can be used in ceramics;

2. it can be used as a filler for rubber and paper industry; plastic industries; a coating for welding rod, etc. 

Technical Specifications

Specificaiton

Item

Standard

SiO2

50-53% min

CaO

43-46% min

Al2O3

0.7% max

Fe2O3

0.2% max

P

0.01% max

S

0.01% max

PH

7-9

Loss on ignition

2% max

whiteness

85-92

 

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