Foshan Heyan Precision Mold Technology Co.,Ltd

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Preform Blow Molding

Preform Blow Molding

Preform blow molding is a manufacturing process extensively used to produce bottles and other container types. It is an advancement of the blow molding process that involves heating a plastic material and then blowing air into it to form a hollow shape or container of the desired configuration.
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Description
Technical Parameters
Products Description

 

Product Name: blowing mould
Core & Cavity Steel :2316# steel, S136, H13,718,SKD61,P20,S50C,45#steel,4Cr13, 3Cr13, Becu or based on customer's requirement
Mould base & Standard Component: P20, 4cr13, h13.718
Steel hardness:HRC30-35 for base material; HRC45-48 for core and cavity material; HRC60-62 for special parts material
Plastic material:PP,PC,PA,PA6,ABS,PET,PVC,POM,etc
Cavity Number:1*4 1*6 1*8 1*2 etc
Injection System:Pin gate, Submarine gate, Valve gate etc.
Cycle Time:Based on design
Tooling lead time:30-60 days
Mould life:At least 1.5 million shots
Transportation:By air or by sea

 

product-957-369

 

Types Of Preform Molds

product-1361-450

 

 

 

Production Process

product-786-287

 

 

FAQ

Q1: Are you trading company or manufacturer?
A1: We are factory.

Q2: Where is your factory located?
A2: Our factory is located in in Shishan Town, Nanhai District, Foshan City , Guangdong Province, China

Q3: What kind of molds do you make?
A3: We are mainly making Preform Mold ,CAP MOLD,HANDLE MOLD.

 

About us

product-1337-649

 

Certification

product-929-493

ERP Management System

product-768-426

 

Tool Management System

product-347-260product-347-260

The system intelligently analyzes and automatically calculates the purchase time and quantity based on the upper and lower quantity limits set for the product, combined with the outbound volume, existing inventory, and other parameters in the past year.

 

Through intelligent procurement forecasting, we can plan ahead without affecting production and delivery, and without causing inventory backlogs.

 

Others

Ten principles of injection mold design and parting
Do you understand the ten principles of injection mold design classification? Here is an introduction to what these ten principles mean.

1. Clamping force consideration

The lateral clamping force of the mold is relatively small, so for large products with large projection area, the direction of large projection area should be placed in the opening and closing direction of the front and back mold, and the side projection area of small projection area should be regarded as the side parting.

2. Meet product stripping requirements

The parting surface is for the product to take out the mold smoothly. Therefore, it is a basic principle that the position of the parting surface should be selected in the part with the larger section size.

3. Parting surface shape

For general products, parting surfaces perpendicular to the opening direction of the injection molding machine are usually used, and parting surfaces of other shapes are only used in special cases. The shape of the parting surface is based on the principle of easy machining and release. Like curved products, when parting must be based on the curvature of its bending.

4. Ensure the appearance and quality of the product

Parting surface should not be selected on the smooth outer surface of the product. The appearance surface is not allowed to have lines that affect the appearance, such as clamping lines; For some products with concentricity requirements, all the parts with concentricity requirements should be placed on the same side to ensure their concentricity.

5. Setting the direction

When determining the direction of the product in the mold, the parting surface should be selected to prevent the product from forming side holes or side buckles as much as possible and avoid the use of complex mold structures.

6. Good for demoulding

The release mechanism of the general mold is in the moving mold, so when selecting the parting surface, try to keep the product in the moving mold after opening the mold. Therefore, for some places that may stick to the fixed mold, we often add an auxiliary release mechanism to the given mold.

7. Consider the lateral opening distance

Generally, the distance of lateral mechanical mold opening is relatively small. Therefore, when selecting the parting surface, the opening and closing direction of the front and back dies should be selected in the direction of the long core-pulling distance, and the short direction should be regarded as the lateral parting.

8. Mold parts are easy to process

When selecting the parting surface, the mold should be divided into parts that are easy to process to reduce the difficulty of processing.

9. Good for exhaust

When the parting surface is used as the main exhaust, the parting surface should be designed at the end of the plastic flow to facilitate the exhaust.

10. R type

For many products with mold design parting, the parting surface has a whole circle of R Angle, and the parting should consider R good parting at this time, and no sharp edge can appear.

product-1000-690

 

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