05

2023-05

How to Control Color Variation in Products During Plastic Blow Molding in Jiangsu

Color variation is a common defect in Jiangsu’s blow‑molding process. It stems from numerous production factors, including the resin and color masterbatch used as raw materials, the blending of these components with the base resin, the injection‑molding process itself, and the injection‑molding machine. In practical production, effective control of color variation requires attention to the following five key aspects. Jiangsu Blow‑Molding Processing provides a detailed overview.

05

2023-05

Jiangsu blow molding processing technology

Three-quarters of Jiangsu’s blow-molded products are manufactured via extrusion blow molding. Extrusion is the process of forcing material through a die or mold to produce a finished product. The extrusion blow‑molding process comprises five steps: 1) forming a plastic parison (an extruded hollow plastic tube); 2) closing the mold by sealing the parison opening and clamping the mold, then trimming the parison; 3) blowing compressed air into the cold walls of the mold cavity, adjusting the nozzle opening, and maintaining a specific pressure during cooling; 4) opening the mold and removing the blown part; and 5) trimming the edges to obtain the final product.

02

2023-02

Some key points about blow molding?

Some key points about blow molding—many of you may still be unclear about them. To help everyone better understand, we’ll provide a detailed overview below. If you’re interested, come take a look! And if you’d like to learn more, feel free to check it out here.

02

2023-02

What are some basic processes in blow molding?

Blow molding, also known as hollow blow molding, is a rapidly evolving plastic‑processing technique. Its origins date back to World War II, when it was first employed to produce low‑density polyethylene bottles. Below, we’ll outline some of the fundamental processes involved in blow molding.

01

2023-01

What are the precautions for blow molding?

Blow molding processes require continuous adjustments, as the goal is to meet the product’s thin-wall‑thickness specifications while ensuring the wall thickness remains as uniform as possible. This approach minimizes material waste and maximizes cost‑effectiveness in terms of input versus output. Below, we outline key considerations for blow molding operations.

01

2023-01

A Brief Introduction to Plastic Blow Molding in Jiangsu Province

Blow molding, also known as hollow blow molding, is a rapidly evolving plastic-processing technique. During World War II, this process was used to produce low-density polyethylene bottles. By the late 1950s, with the advent of high-density polyethylene and advances in blow-molding equipment, the technology gained widespread adoption. Hollow containers can now reach capacities of several thousand liters, and some production lines are fully computer-controlled.

12

2022-12

Plastic Blow Molding in Jiangsu: Which Manufacturer Stands Out?

Jiangsu Blow Molding Processing: What exactly is the blow molding process? It involves using gas pressure to gradually inflate a parison inside a mold, forming a hollow product. This method is relatively simple to implement and offers excellent molding performance. The materials typically used include high-density polyethylene, polypropylene, and various resins, with polyethylene being the most widely employed.

12

2022-12

Jiangsu Blow Molding Processing: Where Is It Used?

Jiangsu Blow Molding Processing: Blow molding, also known as hollow‑body forming, is a rapid manufacturing process that involves shaping materials. This technique was already in use during World War II. Initially, it was employed primarily to produce simple polyethylene bottles of low density. Later, following the introduction of high‑density polyethylene in the 1950s and advances in blow‑molding equipment, the process gained widespread adoption.

11

2022-11

Jiangsu Blow Molding: Where is blow molding used?

Jiangsu Blow Molding Processing: Blow molding, also known as hollow‑body forming, is a rapid manufacturing process that involves shaping materials. This technique was already in use during World War II. Initially, it was employed primarily to produce simple polyethylene bottles, which were made from low‑density polyethylene. Later, following the 1950s, with the introduction of high‑density polyethylene and advances in blow‑molding equipment, the process gained widespread adoption.

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