MILLING CHUCKS
Taper Plus Advantages TAPER PLUS BT MILLING CHUCKS
• Outstanding runout accuracy for longer tool life • Vibration dampening for increased productivity • High rigidity for smooth and stable cutting • Interchangeable between standard and dual face contact spindles • 53% more surface area contact than just the taper alone
Taper Plus Standard Standard
TAPER PLUS - BT30 Part Number Collet Series
D d
Clamping Range
Max. RPM
d L (mm) L L1
D
Wrench
NBT30-C3/4-70 KM3/4 or CCK3/4 0.125-0.750" 9HC22 0.75" 70 2.76" 3.15" 2.03" 12K NBT30-C3/4-75 KM3/4 or CCK3/4 0.125-0.750" 9HC22 0.75" 75 2.95" 3.15" 2.03" 12K NBT30-C1-75 KM1 or CCK1 0.125-1.000" 9HC25 1.00" 75 2.95" 2.68" 2.17" 8K Note: “N” denotes Taper Plus dual face contact. TAPER PLUS - BT40 Part Number Wrench d L (mm) L L1 D Max. RPM NBT40-C3/4-70 KM3/4 or CCK3/4 0.125-0.750" 9HC22 0.75" 70 2.76" 3.15" 2.03" 8K NBT40-C1-70 KM1 or CCK1 0.125-1.000" 9HC25 1.00" 70 2.76" 3.15" 2.34" 8K NBT40-C1-90 KM1 or CCK1 0.125-1.000" 9HC25 1.00" 90 3.54" 3.15" 2.34" 8K NBT40-C1.1/4-85 KM1.1/4 or CCK1.1/4 0.187-1.250" 9HC32 1.25" 85 3.35" 3.03" 2.72" 8K Note: “N” denotes Taper Plus dual face contact. Collet Series Clamping Range TAPER PLUS - BT30 HIGH SPEED Part Number Clamping Range Max. RPM NBT30-C3/4-75G KM3/4 or CCK3/4 0.125-0.750" GH20 0.75" 75 2.95" 3.15" 1.89" 30K NBT30-C1-75G KM1 or CCK1 0.125-1.000" GH25 1.00" 75 2.95" 2.68" 2.15" 25K Note: “N” denotes Taper Plus dual face contact. Collet Series High-Speed Spanner Wrench d L (mm) L L1 D
L1
L
D d
L1
L
TAPER PLUS - BT40 HIGH SPEED Part Number Clamping Range Collet Series
High-Speed Spanner Wrench d L (mm) L L1
Max. RPM
D
NBT40-C3/4-70G KM3/4 or CCK3/4 0.125-0.750" GH20 0.75" 70 2.76" 3.15" 1.89" 25K NBT40-C3/4-105G KM3/4 or CCK3/4 0.125-0.750" GH20 0.75" 105 4.13" 3.15" 1.89" 20K NBT40-C1-70G KM1 or CCK1 0.125-1.000" GH25 1.00" 70 2.76" 3.15" 2.15" 20K NBT40-C1-90G KM1 or CCK1 0.125-1.000" GH25 1.00" 90 3.54" 3.15" 2.15" 20K NBT40-C1.1/4-85G KM1.1/4 or CCK1.1/4 0.187-1.250" GH32 1.25" 85 3.35" 3.03" 2.68" 20K NBT40-C1.1/4-120G KM1.1/4 or CCK1.1/4 0.187-1.250" GH32 1.25" 120 4.72" 3.19" 2.68" 20K Note: “N” denotes Taper Plus dual face contact.
KM & NK Collets Pages 151-152
Spanner Wrench Page 155
Back-Up Screw Page 155
Coolant-Thru & Slotted Nuts Page 153-154
146
847-367-4800
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