Built for Large Diameter PET Packaging
Wide mouth jars are used for jams, seasonings, and health products. These preforms have larger openings and thicker walls. They also weigh more per piece. Taizhou KENI Mould Co., Ltd. designed this Jar preform mould specifically for large-diameter PET packaging. Neck outer diameter ranges from Φ38 to Φ110mm. Cavity count is 8 to 32. Larger diameters mean fewer cavities. Neck wall thickness is 2.5 to 4.0mm. This is thicker than standard preforms. It ensures neck strength. Cycle time is 35 to 45 seconds per shot. Thread pitch is 2.0 to 3.0mm. Thread tolerance is ±0.02mm. This Jar preform mould fits 300T to 450T injection machines.

We Match Your Neck Size and Machine
Before we build your product, we study your neck size and injection machine tonnage. We recommend the best cavity count for your needs. We send you progress photos or videos during production. Every Jar preform mould gets 100% inspection before packing. We use custom wooden cases for export. We offer a one-year free warranty and lifetime maintenance. Flash is kept at ≤0.01mm. We accept third-party inspections. Our after-sales team follows up regularly. Repeat orders save 7 to 10 days. This product is built for heavy-duty production.
Technical Specifications
|
Parameter |
Specification |
|
Neck Outer Diameter |
Φ38 – Φ110mm |
|
Cavities |
8 – 32 (fewer for larger diameters) |
|
Neck Wall Thickness |
2.5 – 4.0mm |
|
Cycle Time |
35 – 45s per shot |
|
Thread Pitch |
2.0 – 3.0mm |
|
Thread Tolerance |
±0.02mm |
|
Compatible Injection Machine |
300T – 450T |
We have 60+ employees. Our workshop covers over 1,000 square meters. We use STUDER, MAZAK, and HAAS precision machines. We are ISO certified. We support OEM and ODM orders. You can order based on drawings or prototypes. Bulk orders get discounts. This product serves jam jars, seasoning jars, health product jars, and wide-mouth food jars. We understand that wide mouth products need extra care in design. That is why we put special attention into every mold we build.

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