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Vitrified - Thread and Worm Grinding - Multi Rib Wheels
Multi-Rib Wheels

Ordering data example:

Type 1
350 x 40 x 160
11C320/400 F20VP030G

Wheels are crush-formed on thread grinding machines.
Material: tool and high speed steel up to 65 HRc
Workpieces:  thread rolling dies, etc.
- Traverse Grinding Operation
Wheel size: 350 x T x 160
Pitch
Thickness
T (mm)
Specification
(mm)
tpi
0.4 - 0.5

50 - 60

8, 12, 16, 20, 30, 40 11C500E/F20VP030G

0.6 - 0.8

36 - 48

8, 12, 16, 20, 30, 40 11C400F20VP030G

0.9 - 1.5

19 - 32

16, 20, 30, 40 11C320/400F20VP030G

1.75 - 2.5

10 - 18

20, 30, 40 11C250/320G20VP030G

2.75 - 6

4 - 9

20, 30, 40 11C220/280G20VP030G
- Plunge Grinding Operation
Wheel size: 350 x T x 160 (T=20, 30, 40)
Pitch (mm) T.p.i. SAE/Imp Specification
0.4 - 0.5

50 - 60

11C500E/F20VP030G

0.6 - 0.8

36 - 48

11C400F20VP030G

0.9 - 1.5

19 - 32

11C320/400F20VP030G

1.75 - 2.5

10 - 18

11C250/320G20VP030G

2.75 - 6

4 - 9

11C220/280G20VP030G
Specifications and dimensions are related to Reishauer machines.
However, the recommended specifications are applicable to other thread grinding machines.
Multi-Rib Wheels
Material: carbon steel, soft and case hardened

- Traverse Grinding Operation

Wheel size: 350 x T x 160
Pitch
Thickness
T (mm)
Specification
(mm)
tpi
0.6 - 0.9

26 - 48

8 42A350/400M10V

1 - 1.25

20 - 25

8, 12 42A320 M10V

1.5 - 1.75

14 - 19

12, 16 42A220 M10V

2

11 - 13

12, 16, 20 42A180 L/M10V

2.5

10

16, 20 42A150 K/L10V

3

 8 - 9

20, 25 42A120 K10V

3.5 - 4.5

6 - 7

25 42A100 K10V

5 - 6

4 - 5

30 42A100 K10V
- Plunge Grinding Operation

Wheel size: 350 x T x (T = 20, 30, 40)
Pitch (mm) T.p.i. SAE/Imp Specification
0.4 - 0.5

50 - 60

42A320/400 K4V

0.6 - 0.8

36 - 48

42A280/320 J5/6V

0.9 - 1.5

19 - 32

42A150/180 J6V

1.75 - 2.5

10 - 18

42A100/120H/J7V

2.75 - 6

4 - 9

42A80 H/J8V
Specifications and dimensions are related to Reishauer machines.
However, the recommended specifications are applicable to other thread grinding machines.
 
 











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