Description

Face chuck, Weldon system, ISO 7388-1 (DIN 69871), SK 40, balancing quality G2.5 22000 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. All functional surfaces precision-machined and guaranteed quality due to double 100% control. With central coolant supply. Taper angle tolerance: AT3 Bore tolerance: H5 Hardened: 60 –2 HRC Application: For clamping milling cutters with cylindrical shank and lateral driving plane in accordance with DIN 1835-B and DIN 6535-HB. Scope of delivery: Face chuck with clamping screw. Concentricity: <0.003 mm. Hardened 60 -2 HRC. All functional surfaces machined

Specifications

Schaftform	SK40 E.K.
Spannbereich	32 mm
Ø D	72 mm
DIN	DIN 69871
Zugfestigkeit	950 N/mm²
Länge l1	70 mm
Bohrungstoleranz	H5
Oberflächenrauigkeit	Ra < 0,001 mm
Form	Form AD/B
Toleranz	AT3
Ø D1	32 mm
Ø D2	72 mm

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