Schwarzhaupt GmbH & Co KG   ·   Gartenstraße 6-8   ·   D-58511 Lüdenscheid  ·  Germany  ·  Germany
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Product description

• General

• Rubber bonded abrasive
  grinding wheels

• Abrasives

• Denomination



Technical data

• Application

• Measurement

• Tolerances


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Impressum

German Version
Denomination


With respect to the abrasive technology the wheel's properties depend on the abrasive, the grain size, the degree of hardness, the bonding agent and the compound mixture.
Example of a Schwarzhaupt grinding wheel denomination

A      120      R      R      B6
Abrasive


A = Corundum

C = Silicium carbide
Grain size


rough
16-20-30-40-50

medium
60-70-80-90

fine
100-120-150-180

extra fine
220-280-320
Hardness


soft
H-I-J-K-L

medium
M-N-O

hard
P-Q-R

extra hard
S-U-V-W
Bonding


B = Artificial resin

R = Rubber
Mixture


B6

internal
quality
mark