System of abrasive tool marking
DxTxH
3
150x16x32
14A
40
K
6
V
50
2
1
2
3
4
5
6
7
8
9
1 - TYPE
WHEELS
1
straight profile wheel
2
annular wheel
3
cone profile wheel
4
double-sided cone profile wheel
5
recessed wheel
6
cup cylinder wheel
7, 8, 9
double-sided recessed wheel
10
double-sided recessed hub wheel
11
cup cone wheel
12
flat dish wheel
14
dish wheel
20
cone recessed wheel
21
double-sided cone recessed wheel
23
one-sided cone and cylinder recessed wheel
27
depressed center wheel
35
straight profile butt-end wheel
36, 37, 40
wheel with pressed-in fastening components
38
hub butt-end wheel
41
cut-off disc
42
cut-off disk with depressed center
SEGMENTS
SP
rectangular
1S
convexo-concave
2S
concave-convexo
3S
convexo-flat
4S
flat-convex
5S
trapezoidal
6S
for floor grinding
7S
for surface grinding
9S
for rail grinding
HONES
BP
rectangular
BKw
square
BT
triangular
BKr
round
BPs
special
2 - WHEEL SIZES - mm
WHEELS
D
outer diameter
T
height
H
hole diameter
SEGMENTS
B
width
H
height
L
length
HONES
B
width
C
height
L
length
3 - ABRASIVE MATERIAL
14А (A)
Regular alumina
25А (WA)
White alumina
38А (ZK)
Zirconia alumina
53С, 54C (C)
Black silicon carbide
63C, 64С (GC)
Green silicon carbide
4 - GRIT
ABRASIVE GRAIN
F10
- 200
F12
- 160
F14
- 160
F16
- 160/125
F20
- 100
F22
- 80
F24
- 80
F30
- 63
F36
- 50
F40
- 40
F46
- 40
F54
- 32
F60
- 25
F70
- 20
F80
- 20
F90
- 16
POWDERS
F100
- 12
F120
- 10
F150
- 8
F180
- 6
F220
- 5
MICROCRYSTALLINE POWDERS
F230
- M63
F240
- M63/M50
F280
- M50
F320
- M50/M40
F360
- M40
F400
- M28
F500
- M20
F600
- M14
5 - HARDNESS
F, G (BM1, ВМ2)
highly soft
H, I, J (M1, M2, M3)
soft
K, L (CM1, СМ2)
average soft
M, N (C1, C2)
average
O, P, Q (CT1, CT2, СТ3)
average hard
R, S (T1, T2)
hard
T (BT)
highly hard
V (ЧT)
extremely hard
6 - STRUCTURE
1-2-3-4
closed
5-6-7
average
8-9-10
open
11-12-13
high-porous
7 - BOND
V (К)
ceramic
B (Б)
resinoid
BF (БУ)
resinoid with reinforcement
B4 (Б4)
resinoid with graphite filler
8 - OPERATING SPEED, MPS
20
25
32
35
40
50
63
80
100
9 - ACCURACY RATING
1
2