Industrial

Silver Streaks Definition When plastics are disturbed by gas during the mold filling process, silver streaks or tiny bubbles often appear on the surface of the product or bubbles are formed in the thick wall of the product. The main source of these gases is that the raw materials contain moisture or volatile substances or […]

Flash Definition Flash, also known as overflow, etc, mostly occurs at the opening and closing positions of the mold, such as: the parting surface of the mold, the sliding fitting part of the slider, the gap of the insert, the pore of the ejector rod, etc. If the flash is not resolved in time, it

In the process of studying the injection molding of plastic products, injection molding is often divided into two stages: in the first stage, most of the plastic is filled into the mold, generally 90% to 99.9% of the entire product volume; in the second stage, the pressure The actual product is obtained with the same

What type of oil cylinder do we use in injection molding? Standard Cylinder In the past, most of the oil cylinders I saw were standard oil cylinders. The first thing that comes to mind is that oil leaks from both ends every three days. They are very heavy and require a large area to store

Mold Inspection And Acceptance Purpose In order to ensure that the mold can produce qualified products, it can be put into production normally, ensure the production service life of the mold, and meet the production and use requirements of product design. The standard recognizes the standards of molds in terms of product quality, mold structure,

Common Problems And Solutions During The Tapping Process Are Listed Below Thread Stop Gauge Is Not Enough Causes And Measures Improper selection of taps •Select the appropriate tap (based on material, hole pattern, thread tolerance, etc) Speed too high •Reduce the speed •Improve the coolant quality and improve the cooling and lubrication effects Generate cutting

Long Glass Fiber Reinforced PP Injection Molding Process And Injection Molding Methods: Long glass fiber reinforced polypropylene (PP) parts are typically made from injection molded long glass fiber pellets. A new one-step process can compound polypropylene and fiberglass together to directly produce injection molded parts. Both methods have their own characteristics, and the method adopted

Sometimes the processed injection molded products will shrink and dent. What is going on? What are the causes of these situations? https://www.alibaba.com/product-detail/High-Quality-Customized-Plastic-Chair-Injection_1600676344103.html?spm=a2747.manage.0.0.787371d2l3KyZr 1. Machine Aspects 2. Mould Aspect 3. Plastics Crystalline plastics shrink more than amorphous plastics. During processing, the amount of material should be appropriately increased, or a nucleating agent should be added to

1. Let’s Introduce What Is An Insert In Mold? Insert is a term for molds. In the mold, it specifically refers to the mould accessories used to be embedded in the mold core. Inserts can be square, round, or sheet-shaped. Like all mold accessories, the requirements for precision are also very high. Generally, there is no

For injection molding manufacturers, molds are also the company’s bread and butter, and the quality of the molds is what many injection molding companies pay much attention to. It mainly depends on the early mold review and design work, followed by processing accuracy and mold testing. , can avoid many unforeseen problems in subsequent production.