ER-Precision collet ER20 | 428EP | < 5µm | O 4 - 3
Hydraulic expansion chuck BT 30 – 16 – 90
Application:
For mounting straight-shank tools acc. DIN 1835 form A+B+E and DIN 6535 form HA+HB+HE (larger than dia. 20 mm only with reduction sleeve).
Note:
l1 = max. clamping depth l2 = max. length adjustment range
Delivery:
With wrench
- All holders are made of forged steel
- Specific, low warpage hardened
- Surface hardened HRC 58~60
- Hardening depth 0,8mm~0,9mm
- Taper angle tolerance < AT 3 according to DIN 2080
- Surface roughness Ra < 0,4 µm
- Tensile strength in the core of min. 800 N/mm? after DIN
- All functional surfaces fine machined
ER-Precision collet ER32 | 470EPP | < 3 µm | O 5,0
Application:
For mounting straight-shank tools in collet chucks ISO 15488 (ex. DIN 6499).
Version:
System concentricity and repetition accuracy 3 µm (3?D, maximum = 50 mm), in conjunction with KEMMLER Precision collet chuck ER".
Suitable for:
KEMMLER Precision collet chuck ER or standard collet chuck Spannfutter ISO 15488 (ex. DIN 6499).
Note:
The collet clamping O range is always up to 0.5 mm less than nominal.
OZ-Precision collet OZ32 | 467EP | < 5µm | O 14 - 13,5
End mill holder Weldon SK 30 – 12 – 40
Application:
For mounting straight-shank tools with lateral flat according to DIN 1835 form B (Weldon).
Delivery:
With clamping screw
- All holders are made of forged steel
- Specific, low warpage hardened
- Surface hardened HRC 58~60
- Hardening depth 0,8mm~0,9mm
- Taper angle tolerance < AT 3 according to DIN 2080
- Surface roughness Ra < 0,4 µm
- Tensile strength in the core of min. 800 N/mm? after DIN
- All functional surfaces fine machined