|
1984 standard |
1994 standard |
|
Name of grinding wheels |
code |
Name of grinding wheels |
code |
| Parallel grinding wheel |
P |
Parallel grinding wheel |
1 |
| tube-shaped grinding wheel |
N |
tube-shaped grinding wheel |
2 |
| single-oblique-line No.2 grinding wheel |
PDX2 |
single-oblique-line grinding wheel |
3 |
| double-oblique-line No.1 grinding wheel |
PSX1 |
double-oblique-line grinding wheel |
4 |
| mug-shaped grinding wheel |
PDA |
mug-shaped grinding wheel |
6 |
| single-sided concave grinding wheel |
B |
single-sided concave grinding wheel |
5 |
| double-sided concave grinding wheel |
PSA |
double-sided concave grinding wheel |
7 |
| bowl-shaped grinding wheel |
BW |
bowl-shaped grinding wheel |
11 |
| dish-shaped No.1 grinding wheel |
D1 |
dish-shaped No.1 grinding wheel |
12a |
| dish-shaped No.3 grinding wheel |
D3 |
dish-shaped No.2 grinding wheel |
12b |
| Single-sided concave grinding wheel with cone |
PZA |
Single-sided concave grinding wheel with cone |
23 |
| double-sided concave grinding wheel with cone |
PSZA |
double-sided concave grinding wheel with cone |
26 |
| bolt fastening parallel grinding wheel |
|
bolt fastening parallel grinding wheel |
36 |
| single-sided convex grinding wheel |
PDT |
single-sided convex grinding wheel |
38 |