Wollastonite

Wollastonite

产品Description

PRODUCTION DESCRIPTION
Wollastonite is a widely used friction material reinforced fiber, which is gradually replace asbestos as a main reinforced fiber during the friction material production, such as brake linings, brake pads, and other brake system friction material.
GRANULARITY(SIEVE ANALYSIS,PARTICLE SIZE)
Length of Fiber (lf):  0.384mm
Diameter of Fiber (df): 20μm
Length to Diameter Ratio (lf/df): 18:1
APPEARANCE
Shape: Needle-like fiber
Color: White
PHYSICAL PROPERTIES
Specific Gravity(g/cm3) 2.8
Bulk Density(g/cm3) 0.6
Moisture Rate(%)<1.0%
Melting point (℃) 1540
Hardness(Mohs) 4.5-4.8
CHEMICAL COMPOSITION

Composition

SiO2

CaO

Al2O3

Fe2O3

Rate(%wt)

45-52

42-48

<0.3

<0.26

 PACKAGE:
1. 25KG/bag, double sheet paper bags with plastic bag.
2. Opened bags must be carefully resealed and kept upright to prevent leakage. Stored in original packages in a dry, cool and well ventilated areas to prevent from direct sunlight.
3. Use appropriate to avoid environment contamination. 


Wollastonite(图1)


Message Board
Name*
Telephone*
Email*
Content*
Verify code* Verifycode
Contact Us

Contact:Bull Brakes

Mobile:+86-15825527055

Email:sales@bullbrakes.com

Address:Fuyang Industry Zone,Hangzhou City. Zhejiang Province,China.

BULL INDUSTRY CO.,LIMITED Copyright 浙ICP备13030999号-1  Technical Support:YouDian Software