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Precision boring set ⌀ 9.75 − 152.1 mm, Connection: ER40
Article no.: 635835
Catalog no.: 237509
Article code:
Product details
Technical Data
| Through-coolant | yes, other value | |
| Pre-set pressure | 5 bar | |
| Entry of cooling lubricant | with cooling lubricant entry, axially concentric | |
| Escape of cooling lubricant | with cooling lubricant exit, radial | |
| Cooling lubricant | yes | |
| Manufacturer’s designation | Feinspindelset ER | |
| Packaging | box | |
| Interface on machine side | ER40 | |
| Cutter diameter min. | 9.75 mm | |
| Cutter diameter max. | 152.1 mm | |
| Max. speed | 10 min-1 | |
| Radial adjustment travel | 142.35 mm | |
| Radial adjustment increment | 0.002 mm | |
| Type of product | boring tool set | |
| Tool version | Light metal | |
| Machining method | boring out | |
| Balancing quality | Q2,5/6000 | |
| Adjustment range | radial setting |
Identification & Classification
| Article number | 635835 | |
| Catalog number | 237509 | |
| EAN / GTIN | 4045197808523 | |
| Manufacturer number | 237509 ER40 | |
| Manufacturer/responsible person | Hoffmann Supply Chain GmbH & Co. KG, Poststraße 15, 90471 Nürnberg, Germany, www.hoffmann-group.com |
Description
Version:
For ⌀ range 9.75 - 152.1 mm. The modular ER precision boring tool can be adapted directly on to the ER40 collet chuck. Supplied in an ABS plastic case.
- Adjustment accuracy: 0.01 mm per graduation. Adjustment accuracy 0.002mm on the ⌀ via vernier.
- At the 0 position, without tool, balanced to Q2.5 / 6000 rpm.
- Max. speed 10,000 rpm.
- Cooling using a coolant nozzle, optimum coolant pressure 10 – 20 bar, minimum 5 bar.
- Slides radially adjustable with clamp.
Supplied with:
1 fine boring head: ER40
1 each cartridge: No. 237517 size 1 for ⌀ 25 – 37 mm
No. 237517 size 2 for ⌀ 37 – 89 mm
No. 237517 size 3 for ⌀ 89 – 152.1 mm
1 bridge: No. 237518 size 2 for ⌀ 101.1 – 152.1 mm
1 carrier for cartridge (max. boring length): No. 237519 for ⌀ 25 − 63 mm (90 mm)
1 packing piece: No. 237520 for ⌀ 63 – 152.1 mm
1 each boring bar (max. boring length): No. 237521 size 1 for ⌀ 9.75 – 18 mm (50 mm)
No. 237521 size 2 for ⌀ 18 − 25 mm (77 mm)
1 each flag wrench: No. 625920 size 8IP
No. 625920 size 10IP
1 hexagon L-wrench: No. 627424 size 4
2 socket-head screws: No. 237522 size M5×12
2 plain washers: No. 237523
2 disc springs: No. 237524
1 each cartridge: No. 237517 size 1 for ⌀ 25 – 37 mm
No. 237517 size 2 for ⌀ 37 – 89 mm
No. 237517 size 3 for ⌀ 89 – 152.1 mm
1 bridge: No. 237518 size 2 for ⌀ 101.1 – 152.1 mm
1 carrier for cartridge (max. boring length): No. 237519 for ⌀ 25 − 63 mm (90 mm)
1 packing piece: No. 237520 for ⌀ 63 – 152.1 mm
1 each boring bar (max. boring length): No. 237521 size 1 for ⌀ 9.75 – 18 mm (50 mm)
No. 237521 size 2 for ⌀ 18 − 25 mm (77 mm)
1 each flag wrench: No. 625920 size 8IP
No. 625920 size 10IP
1 hexagon L-wrench: No. 627424 size 4
2 socket-head screws: No. 237522 size M5×12
2 plain washers: No. 237523
2 disc springs: No. 237524
Spare part:
Insert screw No. 239652 (8IP3; 1.28 Nm) for boring bar No. 237521 size 1.
Insert screw No. 239653 (8IP; 1.28 Nm) for boring bar No. 237521 size 2 and tool cartridge No. 237517 size 1 and size 2.
Insert screw No. 239653 (10IP1; 2.8 Nm) for cartridge No. 237517 size 3.
Insert screw No. 239653 (8IP; 1.28 Nm) for boring bar No. 237521 size 2 and tool cartridge No. 237517 size 1 and size 2.
Insert screw No. 239653 (10IP1; 2.8 Nm) for cartridge No. 237517 size 3.