Storage box mould

Before we send sample to our customer ,we need check the plastic sample carefully one by one,to sure the sample will have no problem,satified by customer,below are some of checking items,just for reference:

1.Have the parts area with filling troubles?

2.sink marks in the parts?

3.was a mould release agent used?In which areas?

4.It’s been placed the code,cavity number,date,logo…etc,if they have?

5.ejection system is correct,stroke is enough?

6. Is part free of damage?

7.Bent parts?

8. Is there mismatch on part?

9.plastic burrs in sample?

10. Is gate position correct?

11. Is part free of distortion during ejection?

12. Is polishing on cavity surface acceptable?

13. Is polishing on core surface OK?

14.Is polishing on ribs OK?

15.Is part weight in tolerance?

16.Are flow lines or weld lines acceptable?

17.Does part have short molding?

18.Is wall thickness of part correct?

19.Is part sticking on cavity side?

20.Are part’s dimensions correct as per part drawing/ 3D CAD data? Part measurement report available?

21.Does part has contamination?

22.Do parts have good packaging in carton before delivery?

1.Mould shall run fall automatic cycle.

2.Identify all eyebolt holes thread size,using metric system.

3.Mould must be lubricated and rust protected.

4.Eliminate fluid cooling,and spray the mould with a rust inhibiting mould spray.

5.All water inlets and our lets shall be stamped and  indentified in mould-base.

6.Use two tie straps per side of  mold.to ensure that shift does not occur along the skid and within the crate.

7.Wrap the mould with a polybag wrap to completely cover the mould.

8.Mould shall be provided with two safety straps,intalled across parting line to ensure mould doesn’t open during shipment,installation or removal.