Mitsuya Limited
600 Srinakarin Road, Suanluang Suanluang Bangkok 10250 Thailand.
Tel. (662) 322-3333 Fax. (662) 322-3400
E-mail :
Skip Navigation Links
Grinding wheel specification and indication method

The grinding wheel comes in an extraordinary variety of models depending on application.
This method for international unification of grinding wheel varieties took effect in 1965 as the ISO and JIS(Japan), ANSI(USA) and DIN(Germany), which are based on this method.

We can express the unity of specification in this variety as an example.

1 A  305X25X127.00  H  60  K  8  V  8J  2000

1 Shape type
A Rim type
305X25X127.00 Outside diameter x Thickness x Hole diameter (DxTxH)
H Kind of abrasive
60 Grain size
K Grade
8 Structure
V Kind of bond
8J Subdivision symbol of bond
2000 Max speed in M/Min.