PRODUCTS

Black carborundum powder

Black carborundum powder

$1,199.00$1,999.00 / MT

Black carborundum powder

Black carborundum powder chemcial composition:

Properties

Type

Micropowder
WW63 W50 W40 W28 W20 W14 W10 W7 W5 W3.5 W2.5 W1.5 W0.5
FEPAF230 F240 F280 F320 F360 F400 F500 F600 F800 F1000 F1200 F1500 F2000
JIS240# 280# 320# 360# 400# 500# 600# 700# 800# 1000# 1200# 1500# 2000# 2500# 3000# 4000# 6000# 8000#

Guarantee Value

Typical Value

Chemical

Composition

SIC                ≥97

   97.5

F.C                ≤0.3

   0.2

Fe2O3                ≤0.2

   0.15

H2O3                ≤1

  0.3

Black carborundum powder Physical and Chemical Composition

Physical Properties

Hardness: Knoop

2600

Hardness: Mohs

9.4 min

Melting Point

4712°F (2600°C)

Thermal Conductivity*

210 btu/hr/ft2/in/°F at 400 °F
100 btu/hr/ft2/in/°F at 1600 °F

Specific Gravity

3.2 g/cm3

Particle Shape

Blocky, Sharp

Color

Green

Typical Chemical Analysis

Total SiC

99.05%

Total SiO2

0.2%

Total Si

0.03%

Total Fe

0.04%

Total C

0.1%

Applications

Bonded abrasive tool

Coated abrasive tool

Reusable abrasive

Grinding,lapping & polishing medium

Resin/Ceramic grinding wheels & grinding media

Typical Size

JIS-microgrit-Sizes-bonded

240#280#320#360#400#500#600#800#1000#1200#1500#2000#3000#4000#6000#8000#10000#

Black Green silicon carbide for grinding glass

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