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Forum: 50. Toolheads Thu 07 August 2008, 04:24
Replies: 40
Views: 44,410
Posted By Port
I am just giving you the theory behind the...

I am just giving you the theory behind the reasoning for the selection of bearings used in different applications. a 2RS will heat up more than a ZZ but the 2RS does give a better seal. That is why...
Forum: 50. Toolheads Wed 06 August 2008, 08:49
Replies: 40
Views: 44,410
Posted By Port
the rubber seal is in contact and so friction...

the rubber seal is in contact and so friction results in heat. That is whyall spindles have some sort of Labyrinth seal setup
Forum: 50. Toolheads Wed 06 August 2008, 07:48
Replies: 40
Views: 44,410
Posted By Port
Gerald rather use ZZ bearings at the top the 2RS...

Gerald rather use ZZ bearings at the top the 2RS will heat up. The markings on the P4 bearings are only there to show which faces must go together, as I said before this ensures that the balls are...
Forum: 50. Toolheads Thu 31 July 2008, 12:54
Replies: 40
Views: 44,410
Posted By Port
check the bearing no. in post 13 "P4S" tells you...

check the bearing no. in post 13 "P4S" tells you that it is a "precision" bearing,
these chaps are the hand selected perfect chaps. One of the most critical areas is the width of the outer race and...
Forum: 50. Toolheads Thu 31 July 2008, 12:37
Replies: 40
Views: 44,410
Posted By Port
For anything over 6000 rpm you must have P4...

For anything over 6000 rpm you must have P4 bearings. What makes these chaps special is that they are matched to the configuration you need. When bearings are assembled side by side they need to be...
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