how to choose preform mold cavity
How to choose preform mould cavity
The number of cavity of the preform mould is more，Product requirements are also relatively high，Otherwise, the thickness of the blow bottle wall is uneven.
Choose preform mold need understand:
1) how big of your own injection molding machine?
2) How max.gram of the machine can make?
3) How many milliliters of the bottle need blow?
4) How many gram of bottle?
5) How many bottle(preform) need make per hour?
6) How many neck size of bottle(preform)
Confirm above points,you can choose the preform mold cavity