Custom TPU Part Mold,TPU Part Mold Manufacturers

What is the Die casting Mold? Apr 30, 2020
Die casting mold is a method of casting liquid die stamping, a process completed in a special die casting die-stamping machine. Its basic process is as below: First, the metal liquid filled into the mold cavity with low speed or high speed, the mold has a movable cavity surface, Then it is stamped as the metal liquid cools, Finally, not only eliminate the defects of the cav...
- Die Casting
- Casting Mold
- Stamping mold
Defects discussion of plastic molded parts Apr 30, 2020
Today we are going to discuss the injection defects of burn marks. 1. Poor venting, the residual gas in the cavity generates high temperature due to adiabatic compression 2. The surface of the cavity is not smooth enough to easily adhere a small amount of plastic, which is easily scorched by high temperature, and then mixed into the melt 3. The melt temperature is too high 4. Injection pressure is...
- plastic molded parts
- injection defects
- injection molding part
What is Double Color Mold? Apr 30, 2020
Double Injection Mold is also called Two Color Mold. That's two different materials or two color materials injected in one injection machine, injected by twice, but the product only comes out one shot from the mold. This mold technology is called double material injection, usually finished by one set mold, and it needs special two color injection molding machine to produce the products. Double inj...
- Double shot mold
- double injection mold
- two color mold
Common injection molding product defects and solutions-9 May 11, 2020
Injection molding products Color mixing the reason: 1. The barrel and screw are not completely cleaned when changing the mold. 2. The barrel temperature is set too low or too high. 3. Melt back pressure is too low. 4. The screw speed is too slow. Solution: 1. Make sure to clean the screw and barrel. 2. Increase or decrease the screw speed. 3. Increase or decrease screw back pressure. 4. Increase o...
- mold Filling
- injection molding machine
- plastic mold Filling
Precautions for transparent products during injection molding May 15, 2020
Transparent plastic parts have strict requirements on the surface quality of plastic products due to the high light transmittance, and they must not have any markings, pores or whitening. Haze, black spots, discoloration, poor gloss and other defects, so the entire injection molding process has strict or even special requirements for the design of raw materials, equipment, molds, and even products...
Common injection molding product defects and solutions-10 May 15, 2020
Product warpage the reason: 1. The product design is unreasonable. 2. The product is too thick. 3. Uneven cooling. 4. Injection pressure is too high. 5. Incoming water design is unreasonable; different flow directions shrink differently. 6. Too many undercuts. 7. The thimble is not enough. 8. The mold cavity is too hot. 9. Reversal of material filling. 10. Unreasonable material selection. Solution...
- injection molding
- injection molding factory
- plastic mold maker
The Composition of injection mold May 22, 2020
The plastic injection mold is consist of several steel plates with different components. Basicly it's divided into below parts: A Forming unit（cavity，core） B Locating device（guide pin，guide bushing） C Fixed device（top clamp plate, clamp slot） D Cooling system（water line, water tube） E Constant temperature system（heating tube，heating element） F Runner system（sprue nozzle，flow channel slot，runner ho...
How to avoid the short shot when we make injection? May 22, 2020
When we finish a plastic injection mold, we need make mold testing. Sometimes you may find the product comes out with short shot. Today we will talk about how to avoid short shot. A Increase the temperature B Increase the pressure C Extend the shoting time D Check and add more air vent...
- short shot
- plastic moulding factory
- plastic injection molded parts

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