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Injection Molding Color Mixing Problems

Injection Molding Color Mixing Problems. Required shot size too great; The product molding cycle is too long.

How to Avoid Color Streaks and Gloss Difference in your Plastic Production
How to Avoid Color Streaks and Gloss Difference in your Plastic Production from www.nexpcb.com

If u have a thermometer with something u can stick in the middle of the purge pile and get the temperature of the plastic right out of the barrel. The marks are usually harmless, but at times they burn the plastic and degrade its quality. Required shot size too great;

Required Shot Size Too Great;


I agree with increasing barrel temp. If u have a thermometer with something u can stick in the middle of the purge pile and get the temperature of the plastic right out of the barrel. 3 increase the injection pressure;

Then You’ll Notice Something A Little Off About The Color Of The Part.


This injection molding defect appears as a black discoloration on the surface of the molded part. The temperature of the injection molding equipment is not well controlled, and the color master cannot be thoroughly mixed with the resin after entering the mixing chamber; Barrel heating element malfunctioning or out of calibration;

1 Increase The Injection Rate, If Still Insufficient, Change To A Bigger Machine;


With defects ranging from flash, short. Processing problems in injection molding such as the formation of color streaks are frequently solved by modifying the process parameters. The marks are usually harmless, but at times they burn the plastic and degrade its quality.

Injection Molding Defects Are Frustrating.


Out of calibration or erratic. When we do injection molding, we often have defects in plastic products due to some inattention, which affects the efficiency of injection molding. Below, we will simply analyze the.

4 Increase The Barrel, Injection.


Mixing nozzles for injection molding. All processors can agree on that. One of the most common causes behind the burn marks is overheating, either resins or trapped air.

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