A: Appearance inspection
• Inspect mechanical
• Electronic components
• Lubricating device
• Hydraulic valve
Check whether all of them are in good condition .
1、Connecting electricity to injection molding machine ,then check the computer control panel ，pressure gauge，barrel heater and other components, Check whether all of them are in good condition.
2、 Check whether the mould and chiller are in good condition with injection molding machine to produce the plastic caps.Start to do the mold trail.
C: Cap inspection :
• Compare the caps with drawing after getting all the testing samples, mark clearly if anything different from each other.
• Check whether the cap match the bottle, elastic degrees and aesthetic measure.
• water test