M62 question. Сoating of inner roots-shaft :)
M62 question. Сoating of inner roots-shaft :)
Does roots-shafts in charger having a some coating (covering) layer on surface?
We rebuilded M62 charger ... but max boost is 5 psi after it.
Could anybody help? Or this coating is a dust on it? )))
We rebuilded M62 charger ... but max boost is 5 psi after it.
Could anybody help? Or this coating is a dust on it? )))

So ... if it some rubbed out when broken ... can I renew it? Or I need new rotors?
Sry for my english
Joined: 12-30-07
Posts: 14,079
Likes: 197
From: NEPA
nope. Bearings was tilted inside ... and max boost was 11 (on small pulley). And some scratched roundabout (lol i dont know how explain it).
Also it was scrached some corners on rotors.
Now we place stock pulley on M62. And 5 psi was max ... without air filter.
How renew coating on rotors? Or need new?
PS. Bearing was tilted because we using smallest pulley (2.6 or smallest). This is our fault.
Also it was scrached some corners on rotors.
Now we place stock pulley on M62. And 5 psi was max ... without air filter.
How renew coating on rotors? Or need new?
PS. Bearing was tilted because we using smallest pulley (2.6 or smallest). This is our fault.
Joined: 12-30-07
Posts: 14,079
Likes: 197
From: NEPA
nope. Bearings was tilted inside ... and max boost was 11 (on small pulley). And some scratched roundabout (lol i dont know how explain it).
Also it was scrached some corners on rotors.
Now we place stock pulley on M62. And 5 psi was max ... without air filter.
How renew coating on rotors? Or need new?
PS. Bearing was tilted because we using smallest pulley (2.6 or smallest). This is our fault.
Also it was scrached some corners on rotors.
Now we place stock pulley on M62. And 5 psi was max ... without air filter.
How renew coating on rotors? Or need new?
PS. Bearing was tilted because we using smallest pulley (2.6 or smallest). This is our fault.
If the rotors have some minor scrapes or scratches they will be fine. You should never need to replace them unless they some how made contact with each other, and show evidence of severe damage.
If you want them recoated check Eaton's website, and see if they can help you out. I know there are also some places that rebuild & refurbish Eaton blowers. They may be able to help you out as well.
^ This to.
Last edited by Staged07SS; Feb 17, 2011 at 01:10 PM. Reason: Automerged Doublepost
Joined: 12-30-07
Posts: 14,079
Likes: 197
From: NEPA
In his first post he mentioned something about the abratable coating on the rotors. I was informing him on what he could do about it if it was infact in rough shape.
Joined: 12-30-07
Posts: 14,079
Likes: 197
From: NEPA
Sounds good
Last edited by Staged07SS; Feb 17, 2011 at 03:25 PM. Reason: Automerged Doublepost
Taked photos today.
About this black coating i'm speak.


We find out our problem of 5 psi boost - we misplaced roots inside
) (mixed up)
But question about inner coating of roots - unsolved
its like black sands-toner
Needed for rebuild! But i don't know were i can buy it 
Please dont broke your eyes
with my english
D
About this black coating i'm speak.
We find out our problem of 5 psi boost - we misplaced roots inside
) (mixed up)But question about inner coating of roots - unsolved
its like black sands-toner
Needed for rebuild! But i don't know were i can buy it 
Please dont broke your eyes
Last edited by 727; Mar 10, 2011 at 01:18 PM.
Eaton corrosion-resistant abradable coating 63 is an electrolytic ceramic material, such as the electrolytic titanium ceramic coating Alodine® marketed by Henkel KGaA
I have no idea when you can get the rotors recoated in Russia. You maybe able to find a place in Germany that can help you out. I would contact Eaton and see what they can tell you.
I have no idea when you can get the rotors recoated in Russia. You maybe able to find a place in Germany that can help you out. I would contact Eaton and see what they can tell you.
At all .. and loud charger sound on it ))) We mix-up from places - and all was fine now.
Many thanks to you
The M62 in the Cobalt does not have teflon on the rotors. It's more of a powder coat and doesn't flake off like the old blowers used to. It is considered abradable, meaning it's meant to 'wear in' As Eaton has tightened tolerances and used coatings the efficiency of the blowers has improved, especially at higher boost levels.
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