2) If any big quality problems occur out of the guarantee period, SUNEWELL will provide a lifetime favorable price to the buyer with the materials. The above mentioned are only basic after-sale service requirements, we will make more promises related to quality assurance.Production Process
- Aluminum Rods Material;
- The aluminum rod is heated and softened, the mold is heated and the extrusion machine is preheated;
- On-machine extrusion of aluminum rods. (Sunewell has 12 extrusion production lines with a monthly output of 2,000 tons);
- Carry out high temperature aging treatment on the extruded profile to make it reach the standard hardness;
- Cleaning treatment before spraying;
- Powder coating (Sunewell has 4 powder coating production lines, 3 vertical lines, and 1 horizontal line);
- Packaging as requirements.