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Often the answer to those difficult grinding and finishing problems on Stainless Steel and Aluminium Castings and Fabrications. Widely used in Tool Rooms and Die Shops for maintenance and rectification work on moulds and dies.
We deliver mounted points in 3 different groups:
- Group A: Profiled points with 6mm spindlediameter
- Group B: Profiled points with 3mm spindlediameter
- Group W: Sylindric points with 3 or 6mm spindlediameter
The following table shows which mounted points are to be used when working on different materials:
| Material | Coarse | Middle | Fine |
|---|
| Soft steel | A46Q5V23 | A60Q5V23 | |
| Hardened steel, acid-proof, rust-proof materials | | DA60Q5V | DA80Q5V |
| Tool-steel, internal | | | 8A8005VX |
| Hardmetal drill heads (low speed) | | 99C6007V | |
| Hardmetal drill heads (high speed) | | 99C60M7V | |
| Castings | | 77C60Q5V | |
| Steel, phenoplastic bound | A24Q4B | A36Q4B | A60Q4B |
Maximum permissible speed in revolutions per minute of mounted wheels and points and the overhang permissable at that speed.
Shape
nr. |
Diameter (mm) |
Width (mm) |
Overhang
13mm |
Overhang
25mm |
Overhang
40mm |
| A1 |
20 |
63 |
19,800 |
16,500 |
13,120 |
| A3 |
25 |
70 |
16,100 |
13,080 |
10,730 |
| A4 |
32 |
32 |
29,840 |
24,750 |
20,250 |
| A5 |
20 |
30 |
45,000 |
33,750 |
27,000 |
| A11 |
22 |
50 |
19,860 |
15,100 |
12,000 |
| A12 |
20 |
30 |
48,000 |
35,250 |
27,370 |
| A13 |
28 |
28 |
33,950 |
32,250 |
25,500 |
| A14 |
20 |
22 |
53,050 |
40,500 |
30,750 |
| A15 |
6 |
27 |
72,750 |
47,620 |
34,500 |
| A21 |
25 |
25 |
34,500 |
26,250 |
21,000 |
| A23 |
20 |
25 |
39,370 |
30,370 |
24,370 |
| A24 |
6 |
20 |
76,500 |
49,500 |
36,370 |
| A25 |
25 |
- |
35,620 |
27,370 |
22,120 |
| A26 |
16 |
- |
59,680 |
46,500 |
35,250 |
| A34 |
38 |
11 |
25,130 |
25,130 |
25,130 |
| A35 |
25 |
11 |
38,200 |
38,200 |
31,500 |
| A36 |
40 |
11 |
23,520 |
23,520 |
23,520 |
| A37 |
32 |
7 |
29,840 |
29,840 |
29,840 |
Maximum permissible speed in revolutions per minute of mounted wheels and points and the overhang permissible at that speed.
| Shape nr. | Diameter (mm) | Width
(mm) | 13mm overhang | 25mm overhang | 40mm overhang |
| B41 | 16 | 16 | 33,750 | 23,250 | 17,620 |
| B42 | 13 | 20 | 33,750 | 23,250 | 17,620 |
| B51 | 11 | 20 | 45,370 | 28,500 | 21,000 |
| B52 | 10 | 20 | 45,370 | 28,500 | 21,000 |
| B61 | 20 | 8 | 38,250 | 24,370 | 17,400 |
| B62 | 13 | 10 | 41,020 | 26,400 | 19,500 |
| B91 | 13 | 16 | 34,500 | 22,500 | 16,870 |
| B104 | 8 | 10 | 68,400 | 42,370 | 28,870 |
| B111 | 11 | 18 | 33,750 | 23,250 | 17,620 |
| B112 | 10 | 13 | 45,370 | 28,500 | 21,000 |
| B121 | 13 | - | 45,370 | 28,500 | 21,000 |
| B122 | 10 | - | 61,650 | 37,720 | 27,000 |
Maximum permissible speed in revolutions per minute of mounted wheels and points and the overhang permissible at that speed.
| Shape nr. | Diameter (mm) | Width
(mm) |
13mm overhang | 25mm overhang | 40mm overhang |
| W160 | 6 | 6 | 81,370 | 51,000 | 34,120 |
| W162 | 6 | 10 | 68,400 | 42,370 | 28,870 |
| W163 | 6 | 13 | 60,000 | 38,020 | 26,250 |
| W164 | 6 | 20 | 45,900 | 30,000 | 21,750 |
| W174 | 10 | 6 | 69,000 | 41,250 | 27,750 |
| W175 | 10 | 10 | 54,000 | 33,000 | 24,150 |
| W176 | 10 | 13 | 45,370 | 28,500 | 21,000 |
| W177 | 10 | 20 | 33,750 | 23,250 | 17,620 |
| W178 | 10 | 25 | 26,250 | 18,750 | 14,250 |
| W183 | 13 | 6 | 51,750 | 31,870 | 22,500 |
| W184 | 13 | 10 | 41,020 | 26,400 | 19,500 |
| W185 | 13 | 13 | 34,500 | 22,500 | 16,870 |
| W186 | 13 | 20 | 26,250 | - | - |
| W187 | 13 | 25 | 20,620 | 13,870 | 10,120 |
| W201 | 20 | 6 | 38,250 | 24,370 | 17,400 |
| W202 | 20 | 10 | 30,000 | 19,500 | 13,500 |
| W203 | 20 | 13 | 25,500 | 15,900 | 10,870 |
| W216 | 25 | 6 | 30,520 | 18,600 | 12,750 |
Maximum permissible speed in revolutions per minute of mounted wheels and points and the overhang permissible at that speed.
| Shape nr. | Diameter (mm) | Width
(mm) | 13mm overhang | 25mm overhang | 40mm overhang |
| W176 | 10 | 13 | 81,000 | 54,380 | 42,000 |
| W177 | 10 | 20 | 66,000 | 46,500 | 32,250 |
| W178 | 10 | 25 | 55,200 | 40,500 | 30,000 |
| W179 | 10 | 32 | 45,000 | - | - |
| W183 | 13 | 6 | 73,460 | 54,750 | 40,500 |
| W184 | 13 | 10 | 71,250 | 47,620 | 35,020 |
| W185 | 13 | 13 | 61,500 | 42,000 | 31,500 |
| W186 | 13 | 20 | 51,000 | - | - |
| W187 | 13 | 25 | 40,000 | - | - |
| W188 | 13 | 38 | 30,370 | 24,000 | 18,900 |
| W189 | 13 | 50 | 24,000 | - | - |
| W196 | 16 | 25 | 35,250 | 27,000 | 21,300 |
| W197 | 16 | 50 | 20,000 | 16,500 | 12,900 |
| W201 | 20 | 6 | 47,750 | 47,750 | 38,100 |
| W202 | 20 | 10 | 47,750 | 44,100 | 32,400 |
| W203 | 20 | 13 | 47,750 | 36,370 | 27,750 |
| W204 | 20 | 20 | 42,750 | 30,750 | 23,250 |
| W205 | 20 | 25 | 34,500 | 25,870 | 19,500 |
| W207 | 20 | 38 | 24,000 | 18,520 | 14,620 |
| W208 | 20 | 50 | 18,750 | 15,370 | 12,000 |
| W216 | 25 | 6 | 38,200 | 38,200 | 33,750 |
| W217 | 25 | 10 | 38,200 | 38,200 | 28,500 |
| W218 | 25 | 13 | 38,200 | 32,770 | 24,900 |
| W220 | 25 | 25 | 25,500 | 19,120 | 15,750 |
| W221 | 25 | 38 | 19,120 | 14,620 | 12,000 |
| W222 | 25 | 50 | 15,900 | 12,370 | 9,750 |
| W225 | 32 | 6 | 29,840 | 29,840 | 29,840 |
| W226 | 32 | 10 | 29,840 | 29,840 | 26,250 |
| W227 | 32 | 13 | 30,000 | - | - |
| W228 | 32 | 20 | 29,840 | 22,500 | 17,850 |
| W230 | 32 | 32 | 20,400 | 18,750 | 15,370 |
| W232 | 32 | 50 | 14,250 | 10,650 | 9,000 |
| W235 | 38 | 6 | 25,130 | 25,130 | 25,130 |
| W236 | 38 | 13 | 25,130 | 25,130 | 21,750 |
| W237 | 38 | 25 | 22,500 | 17,620 | 13,270 |
| W238 | 38 | 38 | 15,600 | 12,000 | 9,750 |
| W242 | 50 | 25 | 19,100 | 15,950 | 11,750 |
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