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A Comparison of the HDPE, LDPE and LLDPE Resins

By Jackie | October 28, 2019 | 0 Comments

This article is to analyze the engineering application scope, the respective characteristics of their applications and the application scope of HDPE, LDPE and LLDPE resin materials from  the aspects of raw material, molecular structure, density, crystallinity, softening point, corrosion resistance, temperature range, mechanical properties, tensile strength, elongation at break, resistance to environmental stress cracking, industrial … Read more

Sink Marks Injection Molding Defects

By Jackie | October 25, 2019 | 0 Comments

The dents and hollows on the surface of a plastic product are referred to as “sink marks”. In addition to the appearance of the product, sink marks also affect the quality and strength of the final product. The reasons for sink marks are related to molding processing, mold design and the choice of the plastic … Read more

How much does injection molding cost?

By Jackie | October 24, 2019 | 0 Comments

The cost of injection molding is influenced by a multitude of factors, but is mainly comprised of the following: Raw material cost – This cost is quite easy to be calculated. Ask the raw plastic material supplier how much 1kg costs, multiply the product weight by 3% of loss rate, and then multiply the raw … Read more

Rapid prototyping play a very important role in China product development

By Jackie | October 23, 2019 | 0 Comments

Study shows that 80% of the production cost is determined at the design stage. Therefore, the design stage is of great importance to product cost control. Rapid prototyping constitutes an important part in the industrial design process. From the fully manual prototyping (hand sampling) to the semi-mechanical prototyping, then to the modern 3D printing of … Read more

Different mold cooling channel design cause different cooling effect

By Jackie | October 22, 2019 | 0 Comments

Many believes that the special-shaped cooling channel is not effective at all, but is a kind of deceptive technology! As a matter of fact, the point is not that the special-shaped cooling channel is not effective, but where you choose to place the cooling channel is still arguable. Let’s take a look at the example … Read more

Types of Food Grade Plastic Materials

By Jackie | October 20, 2019 | 0 Comments

PET PET Usually, this plastic is used in the production of plastic bottles, beverage bottles and the like. The plastic water bottles and carbonated beverage bottles people often buy are packaging products made from PET, which is a food-grade safe plastic material. Potential Risks: PET is only suitable for the packaging of room temperature or … Read more

How to control the cost of plastic injection molding?

By Jackie | October 19, 2019 | 0 Comments

The cost control of plastic injection molding also involves many factors. It must be controlled from the equipment, application process, raw material, as well as management and technology to achieve the optimal efficiency at the lowest cost. Tools and Components Control: Tools – All screws, nuts, nylon hoses and hose clamps, etc. in the packaging … Read more

Surface finish of plastic injection molding product

By Jackie | October 18, 2019 | 0 Comments

Different physical and chemical properties of the polymer blends, as well as the different parameters of the plastic injection molding process cause the surface finish on the plastic composites to vary greatly. For a plastic injection molding service provider that offers custom-made products, the first goal is to work in collaboration with the client to determine … Read more

China mold manufacturing business status compare to other countries

By Jackie | October 17, 2019 | 0 Comments

Over the past decade or so, China mold manufacturing technology has made a qualitative leap, and the mold manufacturing industry has grown rapidly from small to large, making China one of the biggest mold manufacturing countries in the world. Along with the development of China’s automobile industry, the rise of domestic auto brands to the … Read more

Moldflow Analysis Report for plastic injection molding

By Jackie | October 16, 2019 | 0 Comments

Moldflow analysis is the plastic injection molding simulation software that obtains data and results  through the computer-aided simulation to simulate the plastic injection molding process, based on which, the feasibility of the mold solution is to be evaluated, in a bid to improve mold and product designs. Wall thickness and mesh statistics in moldflow analysis … Read more