black & white
masterbatch
colour
masterbatch
functional
masterbatch
biodegradable
masterbatch
Base on test items include volatiles at 105oC,sieve residue,oil absorption,heat resistance, coloring intension ,hygienic index ect,to control quality beginning from income material.
Finished Product Inspectiona.Process Inspection- First inspection before production,use Time Interval Sampling Method for regular inspecting.
b.Final Inspection- Inspect all indexes to get acceptation before marketing.
country
enterprise
product