Page 135 - Techniks Catalog 2017

BT30, BT40 High Precision Hydraulic Holders

Features
• Balanced to 25,000 RPM at G2.5
• T.I.R. 0.0001" measured at 3X shank diameter
• Taper precision ground to AT3 standard
• AD/B CoolFLEX coolant standard

Use cutting tools with an H6 shank tolerance.
Retention Wrenches Tightening
Knobs pg. 232 Stands
Hydraulic Chucks provide powerful, vibration-free cut- pg. 228 pg. 234
ting in all materials. Hydros are a good choice when
you need T.I.R. of 0.0001" and high holding power.
Tool changes are fast and easy and can be performed
in-spindle. Simply turn the adjusting screw to ap-
ply hydraulic clamping on tool shank. Use reduction
sleeves to run a variety of shank sizes all from 1/8"
up to 5/8".

BT30 Hydraulic Toolholders – Inch Size

Part No. Description d1 D1 D2 L L1 L2 Thread
153250 BT30AD/B-HC 1/4-2.75 Hydro 1/4" 1.024" 1.772" 2.756" 1.142" 1.063" M5x0.8
153312 BT30AD/B-HC 5/16-2.75 Hydro 5/16" 1.102" 1.772" 2.756" 1.181" 1.063" M6x1.0
153375 BT30AD/B-HC 3/8-2.95 Hydro 3/8" 1.181" 1.772" 2.953" 1.220" 1.260" M8x1.0
153500 BT30AD/B-HC 1/2-3.35 Hydro 1/2" 1.260" 1.772" 3.346" 1.575" 1.457" M10x1.0
153675 BT30AD/B-HC 5/8-3.54 Hydro 5/8" 1.496" 1.772" 3.543" 1.811" 1.654" M6x1.0
153750 BT30AD/B-HC 3/4-3.54 Hydro 3/4" 1.654" 1.772" 3.543" 1.890" 1.654" M6x1.0

BT40 Hydraulic Toolholders – Inch Size

Part No. Description d1 D1 D2 L L1 L2 Thread
156250 BT40AD/B-HC 1/4-3.54 Hydro 1/4" 1.024" 1.772" 3.543" 1.181" 1.063" M5x0.8
156312 BT40AD/B-HC 5/16-3.54 Hydro 5/16" 1.102" 1.772" 3.543" 1.299" 1.063" M6x1.0
156375 BT40AD/B-HC 3/8-3.54 Hydro 3/8" 1.181" 1.772" 3.543" 1.260" 1.260" M8x1.0
156500 BT40AD/B-HC 1/2-3.54 Hydro 1/2" 1.260" 1.772" 3.543" 1.378" 1.457" M10x1.0
156625 BT40AD/B-HC 5/8-3.54 Hydro 5/8" 1.496" 1.890" 3.543" 1.575" 1.654" M12x1.0
156750 BT40AD/B-HC 3/4-3.54 Hydro 3/4" 1.654" 1.890" 3.543" 1.575" 1.654" M16x1.0
156100 BT40AD/B-HC 1-3.94 Hydro 1.0" 1.969" 2.362" 3.937" 1.772" 1.890" M16x1.0
* Note: Wrench included with all toolholders

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