Two-color injection molding is to uses two types of plastic injection for one part.Broadly speaking, two-color injection molding includes over-molding, which is achieved by injection molding twice with a common injection molding machine...
Read More
There are thousands of designers who design injection molded parts, but there is an elite group of people in this large community who can design parts for injection molders. Injection-molded product...
Read More
The first part of this article detailed five of the ten main design-related parameters that affect the quality of injection molded parts: material selection and consequences, critical tolerance, dent marks...
Read More
I. Preface,When we receive a new pair of molds need to prove the mold, we are always eager to try out a result earlier and pray for a smooth process to avoid wasting time and causing trouble...
Read More
Phi front, also known as flying edge, overflow edge, overflow material, etc., mostly occurs in the mold's parting position, such as the mold parting surface, the sliding part of the slider...
Read More
General product surface gloss defects can be divided into the following three kinds: mold failure. Improper control of molding conditions. Improper use of molding materials...
Read More
Open clamping mold is the most prone to vibration, and vibration has a greater impact on the life and stability of the machine, so please note the following when adjusting the open clamping mold: slow mold opening speed...
Read More
The mold industry is a basic industry in the manufacturing industry, is the basis for the transformation of technological achievements, and at the same time itself is an important area of high-tech industry...
Read More
I. TerminologyCracks on the surface of molded products are called cracks.Figure 1 Crack diagram,II. Failure analysis and troubleshooting method1. 1. The residual stress is too high. In-mold design and production, the direct...
Read More
The reason why all-electric injection molding machine is popular in the market is that it has the performance that cannot be achieved by the all-hydraulic injection molding machine, mainly in...
Read More
I. What is bad gate cutting,It refers to the connection between the molded parts and the main runner when molding with a pointed gate, etc. Main runner. It is a phenomenon that the gate of the manifold...
Read More
I. Analysis of the causes of cracking of injection molded products,Cracking, including filiform cracks on the surface of the part. Microcrack. Top white. Cracking and due to mold sticking. Flow channel...
Read More
Visible defects on the surface of injection molded products include dark spots, gloss differences or fogged areas, surface wrinkling, or what is known as orange peel. Usually, these defects occur near...
Read More
Therefore, how to ensure the normal and stable operation of injection molding machines in continuous production is a problem worthy of attention and effort for both injection molding machine manufacturers...
Read More
For an injection molding factory, the energy consumption occupied by the injection molding process accounts for about 60%, thus effectively reducing the energy consumption of the injection molding machine...
Read More
1. Injection molding machine,A. Excessive heating of plastic in the injection cylinder,Lower the melt temperature,B. Temperature controller is not operating properly,Check that the temperature controller...
Read More
In the design of the point gate in the vertical direction of the part, a radiation system consisting of different color depths and luster, called glow lines, appears on the surface of the part during injection molding...
Read More
I. Description of disadvantages,The disadvantages of injection molded parts refer to the failure of the injection molded parts to meet the original design, use and other quality requirements of the injection...
Read More
Temperature,Temperature measurement and control are very important in injection molding. Although it is relatively simple to make these measurements, most injection molding machines do not have adequate pick points or lines...
Read More
Injection Nozzle,The molten glue usually flows from the shot nozzle into the injection port, but in some molds, the shot nozzle is part of the mold because it extends to the bottom of the mold. There are two main...
Read More
To ensure the normal operation of the injection molding machine, reduce the occurrence of faults, and maintain the high performance of the injection molding machine. Service life. In order to ensure...
Read More
Drooling,a. Incomplete drying of the material or moisture in the material,b. Pre-molding speed (screw speed) is too fast,c. Nozzle temperature is too high,d. Bad material return (powder)...
Read More
The low-pressure injection molding process is a system packaging process method that injects hot melt material into the mold with very low injection pressure (1.5 to 40 bar) and cures the mold quickly...
Read More
The four stages of filling, holding pressure, cooling and demolding tell you - what is the plastic injection molding process,The plastic injection molding process mainly includes four stages...
Read More
