-
Jul 14, 2020
As we all know, mold manufacturing is an important part of modern manufacturing technology. Injection molding is used to manufacture many kinds of plastic products, for example, industrial parts, electronic parts, automobile parts and UV sterilizers, etc. At this special timing of COVID-19, many mould manufacturers invest a lot of time and energy to develop molds for disinfection products at this ...
View More
-
Jun 28, 2020
There are many frequently asked questions we are receiving from customers, one of the most common question is “ What is the mold cost can we get from your company/ How much will the injection mold cost?” Not only for new customers, but also for customers who have established cooperation for long time. Today, Qiqiangsheng Moulds is going to discuss with you what will be the factors affecting the mo...
View More
-
Jun 22, 2020
There are many common quality defects when it comes to injection molding. Such as flow lines, warpage, air trapped and sink marks, etc. Among them, uneven shrinkage is one of the most common of defects in injection molding, let’s talk about what causes uneven shrinkage of injection molded parts in this article. There are some reasons for uneven shrinkage as below: 1. Melting Temperature The differ...
View More
-
Jun 08, 2020
Thermoplastic injection molding is the most common method to manufacture parts. This kind of material is polymer that can be molten by heating and solidified by cooling again and again. It’s important to chose resonable material when injection molding. There are some kinds of thermoplastic that are common used to create products, which are as follows: Acrylonitrile Butadiene Styrene (ABS) ABS is a...
View More
-
Jun 02, 2020
The cooling time refers to the time required for the molten plastic inside the mold to cool and solidify, and accounts for 70% ~ 80% of the whole injection molding cycle time. The cooling time will directly affect the plastic product molding cycle time and output rate. The shorter is the molding time, the more parts would be able to produce with less time, and the lower overall costs. Proper ...
View More
-
May 22, 2020
A draft angle is a slant that is applied to every side of most areas of an injection molded part. The angle, which is positioned to run toward the direction of a mold’s pull and parting line, helps demold the part from the mold cavity. When developing parts for plastic injection molding, no draft is designed into the part, it may run the risk of poor cosmetic finishes during part cools, such ...
View More
-
May 18, 2020
Recently, we have developed several porjects, which will be a plastic container with sealing. So, all customers imposed that "No warpage or shinkage is allowed on the contact surfaces". Here in this article, Qiqiangsheng Moulds will share the tips about how to solve the warpage & shrinkage problems for plastic molded parts. Usually, the molding defects were caused by below points: 1, Part desi...
View More
-
Apr 26, 2020
In 2020, the global outbreak of COVID-19 had a sudden impact on people's lives. Compared with the flu, the COVID-19 has more infectious and destructive power. Moreover, as an emerging virus, now there is no specific effective medicine or vaccine for it. Therefore, prevention is the best way to deal with the epidemic at present. In this article, we will discuss with you what may help prevent ...
View More
-
Apr 17, 2020
In Mar. 2020, FIFA & WHO have teamed up to combat the coronavirus (COVID-19)jointly launched a new publicity campaign led by world-renowned football players to fight against the coronavirus (COVID-19), by paying attention to the five key steps to stop spreading of the virus. The "pass message to eliminate coronavirus" campaign promotes five key steps. People can follow WHO's guidelines to prot...
View More
