ER COLLET CHUCKS
TAPER PLUS ER COLLET 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 (Dual Contact) Advantages
TAPER PLUS +
Standard
D1 D
TAPER PLUS - CAT40 Part Number Collet Size
Collet Range L L1
L2
D D1 Max. RPM Fig. 1.26" 1.75" 25K 2 1.26" 1.75" 25K 2
L1
NC4007-0016-3.50G NC4007-0016-6.00G NC4007-0016-9.00G NC4007-0020-2.50G NC4007-0020-4.00G NC4007-0020-6.00G NC4007-0020-9.00G NC4007-0025-2.50G NC4007-0025-4.00G NC4007-0025-6.00G NC4007-0032-3.13G NC4007-0032-5.00G NC4007-0032-9.00G NC4007-0040-3.13G
ER16 0.019 - 0.406" 3.50" 2.12" ER16 0.019 - 0.406" 6.00" 4.62"
- -
L
ER16 0.019 - 0.406" 9.00" 1.64" 7.63" 1.26" 1.75" 25K 3
L
ER20 0.039 - 0.511" 2.50" 1.13" ER20 0.039 - 0.511" 4.00" 2.62" ER20 0.039 - 0.511" 6.00" 4.62"
- - -
1.38" 1.75" 25K 2 1.38" 1.75" 25K 2 1.38" 1.75" 25K 2
Fig. 2
D1 D
ER20 0.039 - 0.511" 9.00" 1.72" 7.63" 1.38" 1.75" 25K 3
L1
ER25 0.039 - 0.629" 2.50" 1.14" ER25 0.039 - 0.629" 4.00" 2.63" ER25 0.039 - 0.629" 6.00" 4.62" ER32 0.078 - 0.787" 3.13" 1.75" ER32 0.078 - 0.787" 5.00" 3.62"
- - - - -
1.65" 1.75" 25K 2 1.65" 1.75" 25K 2 1.65" 1.75" 25K 2 1.97" 1.75" 25K 2 1.97" 1.75" 25K 2
L2
L
L
Fig. 3
ER32 0.078 - 0.787" 9.00" 1.74" 7.63" 1.97" 1.75" 25K 3
ER40 0.188 - 1.023" 3.13" 1.79"
-
2.44" 1.75" 25K 2
Note: See page 69 for Torque Wrench and attachment options.
ER Collet Chucks have coolant-thru capabilities. No disc, special nut or wrench required! See ER Coolant Collets on pages 65-70
ER Torque Wrenches Page 75
ER Back Up Screws Page 75
ER Collets Pages 65-70
ER Nuts Page 74
56 847-367-4800
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