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Collet holder ER

DIN ISO 15488 • for application without sealing washer • concentricity < 6 µm • for high-performance tools with internal cooling e.g. HR 500 reamers • clamping force tester for SK/BT/CAT clamping systems in machine tool spindles • metallic sealing up to coolant pressure of 300 bar • ER-DM collets with restricted clamping range • The tool must be clamped at least flush or deeper in the collet. A minimum clamping length of 2/3, as for standard collets, is not possible otherwise there would be no seal.

Standard: DIN ISO 15488
Type: ER
Form: B

SKU

4175

ISO code

P	Steel, high-alloyed steel
M	Stainless steel
K	Grey cast iron, spher, graphite/mall. cast iron
N	Aluminium and other non-ferrous metals
S	Special, super and titanium alloys
H	Hardened steel and chilled cast iron

On the following programme pages you will find for every tool recommendations regarding suitability for the application groups and details of max. tensile strength and harness:
optimal suitability
limited suitability