Description

Collet chuck TYPE ER Mini, ISO 7388-1 (DIN 69871), Form AD/B, SK 40, balancing quality: G2.5 25000 min-1 Design: Made of alloy case-hardened steel, with a core tensile strength of approx. 950 N/mm² and a hardness depth of min. 0.5 mm. Taper according to DIN 254. Hardened 58 ±2 HRC. Taper angle tolerance: AT3 Taper surface roughness: Ra < 0.001 mm Application: For clamping tools with cylindrical shank in collets according to ISO 15488 (DIN 6499). For high-speed machining and heavy machining. Increased cutting performance due to higher speeds, feed rates and greater depth of cut. The increased running smoothness due to the low-vibration geometry ensures better surface quality and protects the tool, spindle and machine. Scope of delivery: Collet chuck complete with clamping nut.

Specifications

~L1	100 mm
d12	35 mm
Spannbereich	0,5-16,0 mm
Spannzange	ER25

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