How to polish glass?

pinoyheat551

New member
My friends windshield has tons of marring on it because of the snow/salt combination in the east coast. Can it be buffed out? If so, what are the recommendations? Light cutting pad - 105, polishing pad - 205, then 106ff??
 
• Clean glass to remove dirt, dust or road grime from surfaces

• Use masking tape to protect windscreen rubber sealing

• Apply clay (Magic Clay®) and lubricant solution (WooliteTM / Water 5:1) onto the glass surface (Do not apply to plastic as dulling may occur.)

• Apply a quarter (coin) size amounts of CarPro CeriGlass and an LC Glass polishing pad, is made of dense polyurethane foam with very small cells. The pad’s density enables it to keep the glass polish on the surface, rather than soaking into the foam. You’ll use less polish to get the job done, despite its density, the pad still has plenty of flexibility to conform to the curvature of the glass, speed #4 on a PC random orbital polisher

• Heat caused by abrasive polishing can soften and damage glass; foam pad and product used must minimize heat build-up. Since glass is a poor heat conductor any friction heat built up from polishing must be kept to a minimum by using sufficient product and regular misting of both the polishing pad and glass surface with water.

• Apply to half of the windshield, polishing first in an up and down motion then in a left-to-right motion and then repeat on the other side, proceed to other glass surfaces.

• Go over the glass several times in each direction, glass will polish virtually residue free.

• Wipe off any residue, and polish with a clean dry 100% cotton Micro fibre cloth.

• Inspect glass for clarity and smoothness. Repeat if necessary.





The is an excellent product review by CEEDOG on this product
 
Ceriglass is a great and very convenient product to use, I would suggest buying the kit rather than the polish as the kit contains some pads which allow the edges and corners to be polished. Otherwise you get very clean glass except for a noticeable inch wide perimeter as I currently have on my windscreen
 
pinoyheat551 said:
My friends windshield has tons of marring on it because of the snow/salt combination in the east coast. Can it be buffed out? If so, what are the recommendations? Light cutting pad - 105, polishing pad - 205, then 106ff??



Pinoy, are we dealing with the wear patterns created by the windshield wipers over the years? If so, I doubt you'll make that disappear. You may improve the condition using a glass polish.



I really don't know how conventional polishes will do on glass. I don't recall trying that. I would wipe down with IPA afterwards.



I suspect you could drop the car at a better glass shop and permit them to polish it with their special tools.



One of my co-workers complained to his insurance company about his VW glass, probably 10 yrs old. The windshield was not broken or chipped, but the reflections in the rain at night were bad, and he got the ins company to put in new glass for him, FWIW.
 
Lowejackson said:
Ceriglass is a great and very convenient product to use, I would suggest buying the kit rather than the polish as the kit contains some pads which allow the edges and corners to be polished. Otherwise you get very clean glass except for a noticeable inch wide perimeter as I currently have on my windscreen



I was too 'cheap' to buy the kit as I wanted to make sure the product was what it said (it does what it says on the box, gets my vote)
 
The main active abrasive in all glass polishes is cerium oxide.

There are several grades, from optical to industrial.

It is combined with some other abrasives. lubricants and a carrier.

The type of buffing pad is usually a compacted felt wheel.

Grumpy
 
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