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- Users: PaulRBrown
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Filler prior to powder coating
Volvo Trucks uses a ureathane sealer for the seems of their truck bodies. The product they used in the 90's was made by Dow Chemical, I believe it was made by their exeter division????not sure of the spelling, anyway, the cabs were being painted usually in 30 minutes or so, and volvo had a...- PaulRBrown
- Post #3
- Forum: Paint/coatings engineering
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Patching rust areas
You can wirebrush to remove all loose material, powerbrushing recommended, then coat with a product called Ospho make by Skyco Cleveland,Oh. There are other similar products out there available from autobody suppliers. It is a phosphoric acid which converts the iron oxide to phosphoric oxide...- PaulRBrown
- Post #2
- Forum: Paint/coatings engineering
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TIG welding diff thickness Aluminum
You will run into problems trying to use DC electrode positive with the amount of current the electrode can handle, it will be 1/10 the amount that DC electrode negative can use, but you need to use electrode positive on Al for the effect it has of removing the Al oxide layer, that is why AC is...- PaulRBrown
- Post #11
- Forum: Welding, Bonding & Fastener engineering
