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<strong>Technical</strong> <strong>Information</strong><br />
<strong>Technical</strong> <strong>Information</strong><br />
Collet Chuck Styles<br />
Collet Chuck Styles<br />
TG Collet Chucks<br />
Primarily for gripping straight shanks, TG collet chucks are the ERICKSON <br />
industry standard. These chucks offer flexibility for drilling, milling, and tapping<br />
applications and are also capable of gripping Whistle Notch cutters. TG collet<br />
chucks should be used for medium to light operations.<br />
TG collet chucks have a range of dedicated milling and tap collets available.<br />
Balanceable locknuts are offered for operating at relatively high speeds.<br />
Sealing/coolant locknuts and bonded collets are also available for chucks<br />
utilizing through coolant.<br />
ER Collet Chucks<br />
As the DIN 6499 industry standard, ER collet chucks are designed to grip straight<br />
shanks. They are flexible for drilling, light milling, and tapping applications. ER<br />
collet chucks are used for medium to light applications at medium speeds.<br />
Dedicated tap collets are available for this style collet chuck. For ER collet chucks<br />
using through coolant, sealing and coolant locknuts are available.<br />
• Clamping range of 0,3mm (.016").<br />
• Good rigidity and gripping power of 3:1.<br />
• Good concentricity.<br />
• Wide clamping range of 1mm (.040").<br />
• Fair rigidity and gripping power of 2:1.<br />
• Good concentricity.<br />
(continued)<br />
M98 www.kennametal.com
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