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Author Diamond Cutting
Hamish
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Registered: 4th Apr 05
Location: Ashtead, Surrey Drives: 100bhp Mint with Hole
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6th Nov 07 at 21:59   View User's Profile U2U Member Reply With Quote

Can someone please explain how this is achieved on alloy wheels?

Rough cost per wheel?
ed
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Registered: 10th Sep 03
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6th Nov 07 at 22:03   View User's Profile U2U Member Reply With Quote

Wheel is placed on a lathe. The wheel is spun on the lathe and a diamond tipped cutting tool is passed acorss the face of the alloy wheel following any contour of the wheel so it only cuts a few microns of metal off and the paint surface.

You can leave the face bare, or it can be powder coated over.

Rough price was around £40-£50 per wheel when I looked.
Robin
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Registered: 7th Jan 04
Location: Northants Drives: Clio 182 Cup
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6th Nov 07 at 22:04   View Garage View User's Profile U2U Member Reply With Quote

What ed said.
John G
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Registered: 18th Jul 05
Location: Wirral, Merseyside
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6th Nov 07 at 22:05   View User's Profile U2U Member Reply With Quote

thats cheap! considerin people sellin normal alloys that have been diamond cut usually wack the price right up
ed
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Registered: 10th Sep 03
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6th Nov 07 at 22:09   View User's Profile U2U Member Reply With Quote

£200 for a set of wheels isn't that cheap to be honest.
Hamish
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Registered: 4th Apr 05
Location: Ashtead, Surrey Drives: 100bhp Mint with Hole
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6th Nov 07 at 22:09   View User's Profile U2U Member Reply With Quote

so is it only possible to diamond cut a flat surfaced alloy (if that makes sence) or can contours be followed?
ed
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Registered: 10th Sep 03
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6th Nov 07 at 22:11   View User's Profile U2U Member Reply With Quote

It's only possibly to do flat faced wheels really. You could theoreticly do contoured faced wheels on a CNC mill, though the effect would be slightly different and the cost would be massive.
Kurt
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Registered: 23rd Oct 05
Location: Hi
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6th Nov 07 at 22:13   View User's Profile U2U Member Reply With Quote

my old bk wheels had the spokes diamond cut, some kid rode into my car with stunt pegs and scuffed and chipped one, wheel refurber at work didnt even know where to start and couldnt do them
RobHayes
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Registered: 6th Sep 03
Location: Lincolnshire
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6th Nov 07 at 22:15   View User's Profile U2U Member Reply With Quote

contours can be done, as mine are....but would probably have to be done on a cnc lathe rather than manual, to keep the curve or whatever smoother
Hamish
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Registered: 4th Apr 05
Location: Ashtead, Surrey Drives: 100bhp Mint with Hole
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6th Nov 07 at 22:15   View User's Profile U2U Member Reply With Quote

i remember ages ago. i think it was nismo posting up some pictures of some S2000 wheels that weren't flat that had been diamond cut.

I take it that just a cast of very deep pockets?

[Edited on 06-11-2007 by Hamish]
Robin
Premium Member

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Registered: 7th Jan 04
Location: Northants Drives: Clio 182 Cup
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6th Nov 07 at 22:19   View Garage View User's Profile U2U Member Reply With Quote

quote:
Originally posted by RobHayes
contours can be done, as mine are....but would probably have to be done on a cnc lathe rather than manual, to keep the curve or whatever smoother


only the flat bit on the front of the spokes is done on yours is it not?

like my old Ronals?
ed
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Registered: 10th Sep 03
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6th Nov 07 at 22:19   View User's Profile U2U Member Reply With Quote

It depends on what you are classing as a contourd face. The wheels on RobHayes's VXR are flat faced from a lathes point of view because they only curve inwards and in the direction that a lathe can cut, so the machineist can trace that pattern with the machine. If the wheels spokes are curved like a set of TSW Alpines for example you could diamond cut it, but the effect would be somewhat wierd because you don't have a flat surface to work to with defined edges, if you get what I mean.
Hamish
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Registered: 4th Apr 05
Location: Ashtead, Surrey Drives: 100bhp Mint with Hole
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6th Nov 07 at 22:24   View User's Profile U2U Member Reply With Quote

ok that makes sence
RobHayes
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Registered: 6th Sep 03
Location: Lincolnshire
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6th Nov 07 at 22:30   View User's Profile U2U Member Reply With Quote

yes, sorry, i mis-interpreted contour. although contours could be done wth ashaped tol, but i'd imagine this wouldn't be too easy, and the tooling would most likely have to be one-off
Robin
Premium Member

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Registered: 7th Jan 04
Location: Northants Drives: Clio 182 Cup
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6th Nov 07 at 22:31   View Garage View User's Profile U2U Member Reply With Quote

you could do it on a 5 axis mill, it'd be dort of like cutting a billet wheel, but with a little less cutting.
Hamish
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Registered: 4th Apr 05
Location: Ashtead, Surrey Drives: 100bhp Mint with Hole
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6th Nov 07 at 22:33   View User's Profile U2U Member Reply With Quote

ok nice one, Ive found a company that does it and there prices seem reasonable and there work looks good
Graeme
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Registered: 26th Jul 04
Location: Northampton
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6th Nov 07 at 22:41   View Garage View User's Profile U2U Member Reply With Quote

where and how much?
ed
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Registered: 10th Sep 03
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6th Nov 07 at 22:43   View User's Profile U2U Member Reply With Quote

Wicked wheels do it in Wycombe. Though I'm sure that there was another place aout Ayelsbury way who were able to do it, but it was a long time ago since I was looking.
Hamish
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Registered: 4th Apr 05
Location: Ashtead, Surrey Drives: 100bhp Mint with Hole
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6th Nov 07 at 22:48   View User's Profile U2U Member Reply With Quote

http://www.wheelrefurbishing.com/index.htm
willhouse
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Registered: 11th Jul 06
Location: Sheffield
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6th Nov 07 at 23:18   View User's Profile U2U Member Reply With Quote

you can get wheels polished quite easily, and any shape surface can be polished. speak to 'the polisher' on edition38 for good prices on it. or also speak to roccojocco on edition38 if you want wheels diamond cut
Dan295
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Registered: 9th Oct 06
Location: London
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6th Nov 07 at 23:31   View User's Profile U2U Member Reply With Quote

quote:
Originally posted by Hamish
http://www.wheelrefurbishing.com/index.htm


ive looked at them before, website looks abit wierd though, ive heard so many good things about wicked wheels tho, good luck finding it, Flaunden is like a maze
Hamish
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Registered: 4th Apr 05
Location: Ashtead, Surrey Drives: 100bhp Mint with Hole
User status: Offline
6th Nov 07 at 23:34   View User's Profile U2U Member Reply With Quote

how does there website look wierd it goves you information, description and pictures of the services they offer.

i thought it was a well layed out site

 
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