BT-SR

SR Slim Shrink Tool Holder-BT

Deflection runout≦0.003mm (4 times length)
Slim design, can overcome interference processing, rough and fine processing can be corresponded
After a special heat treatment process, the best accuracy and life can be maintained
The tool is clamped 360° all around. The rigidity can be greatly improved
Full range of dynamic balance
The shrink machine is available in high-end/economical styles

動平衡 Balancing

BT30/BT40 Max.25,000 RPM Or U<= 1gmm
BT50 Max.20,000 RPM Or U<= 1gmm
BT30/BT40 Max.25,000 RPM Or U<= 1gmm
BT50 Max.20,000 RPM Or U<= 1gmm

Dimensions

Comparison of size indication and detailed specifications

Order No.
Order number
∅d∅d1∅d2LL1L2L3Tool Clamping
Depth L4
Tool clamping depth
Screw
Adjustment screw
BT30(BTT30) SR04-09041016.3906865.230min18
BT30(BTT30) SR04-12041019.31209895.230min18
BT30(BTT30) SR06-09061218.3906865.24021.5~31.5HY06-M5
BT30(BTT30) SR06-12061221.41209895.24021.5~31.5HY06-M5
BT30(BTT30) SR08-09081420.3906865.24025.5~35.5HY06-M68
BT30(BTT30) SR08-12081423.41209895.24025.5~35.5HY08-M6
BT30(BTT30) SR10-090101622.4906865.25031.5~41.5HY08-M6
BT30(BTT30) SR10-120101625.41209895.25031.5~41.5HY08-M6
Order No.
Order number
∅d∅d1∅d2LL1L2L3Tool Clamping
Depth L4
Tool clamping depth
Screw
Adjustment screw
BT40(BTT40) SR04-12041018.71209388.330min18
BT40(BTT40) SR04-15041021.7150123118.330min18
BT40(BTT40) SR06-12061220.71209388.34021.5~31.5HY06-M5
BT40(BTT40) SR06-15061223.7150123118.34021.5~31.5HY06-M5
BT40(BTT40) SR08-12081422.71209388.34025.5~35.5HY06-M5
BT40(BTT40) SR08-15081425.7150123118.34025.5~35.5HY06-M5
BT40(BTT40) SR10-120101624.71209388.35031.5~41.5HY08-M6
BT40(BTT40) SR10-150101627.8150123118.35031.5~41.5HY08-M6
BT40(BTT40) SR12-120121826.71209388.35536.5~46.5HY14-M8
BT40(BTT40) SR12-150121829.8150123118.35536.5~46.5HY14-M8
Order No.
Order number
∅d∅d1∅d2LL1L2L3Tool Clamping
Depth L4
Tool clamping depth
Screw
Adjustment screw
BT50(BTT50) SR04-13541018.11359782.830min18
BT50(BTT50) SR04-16541021.1165127112.830min18
BT50(BTT50) SR06-13561220.11359782.84021.5~31.5HY06-M5
BT50(BTT50) SR06-16561223.2165127112.84021.5~31.5HY06-M5
BT50(BTT50) SR08-13581422.11359782.84025.5~35.5HY08-M6
BT50(BTT50) SR08-16581425.2165127112.84025.5~35.5HY08-M6
BT50(BTT50) SR10-135101624.21359782.85031.5~41.5HY08-M6
BT50(BTT50) SR10-165101627.2165127112.85031.5~41.5HY08-M6
BT50(BTT50) SR12-135121826.21359782.85536.5~46.5HY14-M8
BT50(BTT50) SR12-165121829.2165127112.85536.5~46.5HY14-M8

Remarks

  • Direct Clamping
  • Tool shank diameter tolerance h6 (h6 Tooling Diameter Tolerance)
  • If you need a water outlet knife handle, please refer toSelection instructions

Precision tool holder series products

Deep hole machining・3μm high precision・Reduce tool wear

Shrink Fit Chuck

Shrink Fit Chuck

Quick tool change within 10 seconds・3μm high precision

Hydraulic Chuck

Hydraulic Chuck

Heavy cutting・5μm high precision・Super clamping torque

HER collet Chuck

Her Collet Chuck