Page 343 - NORTON cutting-off and grinding wheels - industrial
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343
SUPER ABRASIVES
GRIT SIZE
The grit size selection depends on the required
stock removal rate and the required surface finish.
EUROPEAN
(FEPA)
SIZE
U.S.
STANDARD
US NORTON GRIT SIZE
[MESH]
MESH DIAMOND
CBN
1182
16/20
16
–
852
20/30
24
24
602
30/40
36
36
501
35/40
–
–
427
40/50
46
46
301
50/60
60
60
251
60/70
-
-
-
50/80
80
80C
252
60/80
100
80
213
70/80
-
-
181
80/100
105
100
-
80/120
100S
120C
151
100/120
110
120
126
120/140
120
150
107
140/170
150
180
91
170/200
180
220
76
200/230
220
230
64
230/270
240
240
54
270/325
320
320
46
325/400
400
400
APPROXIMATE EUROPEAN
(FEPA) SIZE
NOMINAL
MICRON SIZE
NORTON
GRIT SIZE
[MESH]
M63
40/60
–
M40
30/40
500
M25
20/30
–
M16
10/20
600
M10
6/12
800
M6,3
4/8
–
M4,0
2/4
–
M1,0
0/2
–
APPLICATIONS & MARKETS
Although both diamond and CBN are Super Abrasives, the areas of usage varies dramatically depending on
the workpiece material.
DIAMOND
•
Cemented carbide
•
Glass
•
Ceramics
•
Fibreglass
•
Plastics
•
Stone
•
Abrasives
•
Electronic components and materials
CBN
•
High speed tool steels
•
Die steels
•
Hardened carbon steels
•
Alloy steels
•
Aerospace alloys
•
Hard stainless steel
•
Abrasion-resistant ferrous materials
CONCENTRATION
The concentration influences the stock removal rate
and the geometry of the workpiece.
DIAMOND
50/75/100/125
CBN
Q/T/W/Z.
BOND TYPES
B99
Extremely versatile resin bond used in
advanced products both for wet and dry
applications.
Aztec IV
Premium teflon/silver bond used for
dry grinding on in typical tool room
applications.
ECO line
Especially designed resin bonds for saw
blade applications.
SUPER
ABRASIVES
DIAMOND
TOOLS
CLEANING,
POLISHING
& MASKING
PERSONAL
PROTECTION
EQUIPMENT
TECHNICAL
INFORMATION
