How to refurbish polyurethane coated wheels origin China?

How to refurbish polyurethane coated wheels
After a long period of use, the polyurethane coated wheels will experience degumming, wear, etc., refurbish the polyurethane coated wheels, customize the iron core and steel wheels with polyurethane coated parts, and mass produce and wholesale!
The process of refurbishing a polyurethane coated wheel:
1. Carefully clean the surface of the roller core to remove oil stains, organic substances generated by the association of lubricants and metals.
2. The carbon steel roller core should be bonded within 4 hours after sandblasting, and the aluminum roller core can be bonded within 72 hours after sandblasting.
3. Carefully apply suitable adhesives.