Grinding Wheel specifications / Designation

Specifications of Grinding Wheel

Grinding Wheel specifications
Grinding Wheel Designations



49 :- MANUFACTURER'S SYMBOL

C :- ABRASIVE TYPES

46 :- GRAIN OR GREET SIZE

H :- GRADE OF WHEEL

5 :- STRUCTUR

V :- TYPES OF BOND


TYPES OF ABRASIVE

C :- SILICON CARBOIDE

A :- ALLUMINIUM OXIDE

GC :- GREEN SILICON CARBOIDE

Z :- ZERCONIA


GRAIN OR GREET SIZE 

Course :- 10, 12, 14, 16, 20

Midium :- 30, 36, 46, 54, 60

Fine :- 80, 100, 120, 150, 180

Very Fine :- 220, 240, 280, 320, 400, 500, 600


TYPES OF GRADE

Soft :- A B C D E F
Medium :- G H I J K L M N O P Q R S T U V
Hard :- W X Y Z


STRUCTURE 

Close :- 0, 1, 2, 3, 4, 5, 6, 7,
Open :- 8, 9, 10, 11, 12, 13, 14

TYPES OF BOND

V :- Vitrified
S :- Silicate
R :- Rubber
B :- Resinoid
E :- Shellac
MG :- Magnesia
BF :- Resinoid Reinforced
RF :- Rubber Reinforced
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