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ER Collet Chucks for workholding

70olds

Aluminum
Joined
Jun 21, 2016
Does anyone know of any standard brands that carry something like these "collet chucks" from Amazon?
I would like to find something ER40 that is low prolife flange mount like this to mount to a 4th axis rotary. Bonus points if anyone has a 1" hydraulic holder built the same way. Using a toolholder from a mill is not an option, I don't have the projection length to give up. Thanks.

 

70olds

Aluminum
Joined
Jun 21, 2016
Thank you. Jergen's actually has the perfect piece for what I need too. ER40 and already on a 52MM quick change pallet with a low "gage length". (I have a Lang plate on my rotary, I was going to make an adapter plate). For the price I'd prefer to find the generic pieces and build my own however so that I can run multiple different ones and only spend 800 bucks on 4 of them instead of 1.
 

70olds

Aluminum
Joined
Jun 21, 2016
ER40 is toolholding usually so there's not many options for stationary brand name chucks. Lots of stuff for 5C/16C/etc.

These guys (http://www.ecolletchucks.com/) made a nice little comparison chart:

View attachment 393189
I know, but there are a few that offer them. Being ER keeps it so I don't have to purchase any additional collets (not that I don't have 5C, 16C etc.) and it's also a very short protrusion from the mounting surface. I have a low profile 5C manual chuck but even that is 4.5-5" tall.
 








 
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