Schunk 263417 ER40 SK50x70

Description

ER40 SK50x70, Toolholder

• ER Collet Chucks
• Series: ER Collet Chucks
• Toolholder interface: SK 50
• Projecting length: 70 mm
• Run-out accuracy: ≤ 0.008 mm at 2.5 x D
• Balancing grade: G2.5 at 25,000 RPM or Umax < 1 gmm

Scope of delivery: Includes clamping nut

General notes about the series

Run-out accuracy: ≤ 0.008 mm at 2.5 x D

Balancing grade: G2.5 at 25,000 RPM or Umax < 1 gmm

Data carrier: Bore holes for data carriers according to DIN 69873

Toolholder changes: For automatic toolholder changes

Coolant supply: Coolant supply according to ISO 7388 AD/AF
Bores for form AF are sealed for transport

Length adjustment screw: With thread for an adjustment screw for axial length adjustment, but without adjustment screw

Scope of delivery: Includes clamping nut

Individual: Additional sizes and customized designs are available upon request

Technical data ER40 SK50x70

ID:	0263417
Technology:	ER Collet Chucks
Series:	ER Collet Chucks
Toolholder interface:	SK 50
Toolholder standard:	DIN ISO 7388-1 AD/AF
ER clamping size:	ER 40
Min. clamping diameter D1 [mm]:	4
Max. clamping diameter D1 [mm]:	26
D2 [mm]:	63
D3 [mm]:	63
Projecting length L1 [mm]:	70
L4 [mm]:	26
L5 [mm]:	50.9
G:	M28x1.5
Weight [kg]:	3.24