4L Shell Oil Cap Mould
4L oil cap mould is designed for 4L and 5L lubricant oil bottle.
Each lubricant oil brand have its own design of oil cap, oil bottle have 1L, 4L, 5L design, and need to use different diameter of cap, in order to match the HDPE bottle, the security ring design have many types, it will needs cap slitting machine or cap folding machine too, some designs can be designed on mould, not need a machine for cutting, before making mould, we will need bottle samples and cap samples.