Application questions/problems

12. What is degreasing?

13. Why needs degreasing?

14. What is the correct degreasing method?

15. What no. of sand paper is suitable for steel sanding?

16. What no. of sand paper is suitable for zinced steel sanding?

17. What no. of sand paper is suitable for aluminium sanding?

18. What no. of sand paper is suitable for stainless steel sanding?

19. How to clean demoulding agent of FRP and plastic parts?

20. There are many powder when using dry sanding, how to handle it?

21. What are differences between wet sanding and dry sanding?

22. How to handle those areas cannot be sanded and/or blasted?

23. Filling holes - there are many holes on the parts, it doesn't work when use normal putty or spray middle coat, is there any good method to handle it?

24. Not dry - After several days of spray, the paint is not dried;

25. Slow dry - according to the product TDS, over the suggested curing time, the paint film is not totally dried;

26. Poor paint atomization - when spraying paint, find paint drops flying out;

27. Poor coverage - sprayed couple of layors, the previous layor is not totally covered;

28. Texture effect is not meet the requirement - when spray texture paint, the texture effect is not even;

29. Flowing - there are paint flowing drops on the paint film.