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      Item no.: 237509 ER40

      Precision boring set ⌀ 9.75 − 152.1 mm ER40

      Brand: GARANT
      Use for drilling Cross-drilling
      Use for drilling limited cross-drilling
      Use for drilling oblique exit
      Through-coolant Yes

      Precision boring set ⌀ 9.75 − 152.1 mm ER40

      Subsequent delivery
      Unit price
      $ 2,638.70
      plus VAT at the current rate Prices plus delivery costs
      ER40

      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 table use:

      1 precision 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 flag wrench: No. 237519 for ⌀ 25 − 63 mm (90 mm)
      1 hexagon L-wrench: No. 237520 for ⌀ 63 – 152.1 mm
      2 socket-head screws: 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
      2 disc springs: 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 cartridge No. 237517 size 1 and 2.
      Insert screw No. 239653 (10IP1; 2.8 Nm) for cartridge No. 237517 size 3.

      Note:

      Suitable indexable insert CCGT0602.. and CCGT09T3.. (for instance No. 237695 / 237698) please order these separately.
      During the extraction cycle ensure cutting edge orientation ±20°!

      Technical Data

      Through-coolant
      Yes 
      Connection
      ER40