v-block
Made according to Standard JB/T8047-95, V slot type I is made of high quality tool steel, V slots of II, III type are made of HT200. Normally, V slots I, II, III type are supplied in pairs. It's used in testing, Line drawing and position setting of precision axles and the mounting in mechanical machining.
| Type (mm) | Flatness of working Surface |
Parallelism Between V Slot and Bottom Surface |
Parallelism Between V Slot and Side Surface |
Symmetry Between V Slot and End Surface |
Perpendicularity between V slot and end surface |
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| Precision grade ( μm ) | ||||||||||||||||
| 0 | 1 | 2 | 0 | 1 | 2 | 0 | 1 | 2 | 0 | 1 | 2 | 0 | 1 | 2 | ||
| I Type | 35 × 35 × 30 | 1 | 2 | 3 | 2.5 | 5 | 10 | 2.5 | 5 | 10 | 5 | 10 | 20 | 5 | 5 | 10 |
| 60 × 60 × 50 | 1 | 2 | 3 | 2.5 | 5 | 10 | 2.5 | 5 | 10 | 5 | 10 | 20 | 5 | 5 | 10 | |
| 105 × 105 × 80 | 1.5 | 3 | 5 | 4 | 8 | 15 | 4 | 8 | 15 | 8 | 16 | 30 | 8 | 8 | 15 | |
| II Type | 100 × 80 × 30 | 1.5 | 3 | 5 | 4 | 8 | 15 | 4 | 8 | 15 | 8 | 16 | 30 | 8 | 8 | 15 |
| 150 × 125 × 45 | 4 | 6 | 10 | 20 | 10 | 20 | 20 | 40 | ||||||||
| III Type | 100 × 100 × 80 | 3 | 5 | 15 | 25 | 15 | 25 | 30 | 50 | |||||||
| 150 × 150 × 80 | 4.5 | 6.5 | 15 | 25 | 15 | 25 | 30 | 50 | ||||||||
| 200 × 200 × 90 | 5 | 8 | 20 | 30 | 20 | 30 | 40 | 60 | ||||||||
| 300 × 300 × 120 | 10 | 12 | 30 | 40 | ||||||||||||
| Magnetic V-block |
80 × 60 × 75 | 1.5 | 2 | 3 | 2.5 | 6 | 12 | 3 | 6 | 12 | 6 | 12 | 22 | 6 | 6 | 12 |
| 100 × 60 × 80 | 1.5 | 3 | 5 | 4 | 8 | 15 | 4 | 8 | 15 | 8 | 16 | 30 | 8 | 8 | 15 | |
| 150 × 50 × 125 | 4 | 6 | 10 | 20 | 10 | 20 | 20 | 40 | ||||||||
