38mm neck PET juice milk yogurt bottle preform mould with 4 cavities

Preform Mold
Application: Preform mold is installed on injection machine and used for producing preforms, such as 5 gallon preforms, wide mouth preforms , bottled water preforms.

Preform type
with small injection tail, no need cut
Runner type
hot runner short tail
Core, cavity and neck material
chrome plated P20 (anti-rust)

Off-center control range
+/-0.05mm
Mold structure
self lock by each cavity; demoulding automatically.
Manufacturing time
45 to 50 days
Mould Feature


1. Steel material: Mold main parts adopt S136 stainless steel, with high glossy surface finish and hardness up to HRC46-50. Mold base is chrome plated P20, and the chrome process helps avoid corrosion.2. Self- lock and shut-off individually for each cavity to guarantee high precision and less defect of the final preform production; and it is also better for maintenance and mould life.

3.Off-center adjustment system to ensure preform thickness difference < 0.05mm.4. no need to cut preform tail and it would save labor costs.

S136 steel is applied on mold cavity, core and neck screw; it is a high strength anti-corrosive stainless steel of guaranteed mold life 5 million shots before major maintenance.

We apply Italian Hotfil and Hotset brand heater for the hot runenr system, which is good for the preform quality and mould life.
Our Service
Shinywell Mould company is a leading PET preform mould manufacturer in China. Being in the mold field for 10 years, we are good and quick at producing and developing all kinds of preform moulds, such as 5 gallon preform mould, wide mouth preform mould, bottled water preform mould, etc. And the cavity number can reach 96 cavities, with our self-made hot runner valve gate system.


We can handle all the mould production line, from drawing concept, development, production, quality control, maintenance and after-sales service, etc.
Also, we have advanced processing equipments like mold CAM machining center, CNC engraving and milling machine, high precision electrical sparkle machine, large-sized milling machine. We will surely try our best to reduce the costs of mold according to your special requirements, and your mold will be ready in the shortest time through our effective project management.
Packing & Delivery
We spread anticorrosive oil on the surface of the mould and then cover with plastic film.
Finally, it is put in the wooden case.Special package is available if it is needed.