I. Injection Mold 1. If the mold cavity is not appropriately processed, such as the appearance of scratches, micropores, abrasion and roughness, it will inevitably …
How to improve the glossiness of injection molded parts？ Read More »
What is the PC+ABS material? What are the purposes of PC+ABS? And, what is the injection molding process of it? PC plastic is a new …
PC+ABS plastic injection molding material characteristics and conditions Read More »
Definition: WEDM-LS refers to a CNC machine that uses a continuous moving thin metal wire (referred to as EDM wire, usually made of copper or …
(1) What are flow marks (appearance)? Flow mark refers to the wavy lines or patterns appearing on the surface of the molded product. This usually …
What is EDM ? The Electrical Discharge Machining Machine(EDM for short) is a kind of mechanical processing machines mainly used for electrical discharge machining. Widely …
(1) What is discoloration defects (appearance)? Discoloration means that the color of the molded product is not consistent with the required color. Since plastic is …
What is pitting (appearance)? Pitting mainly refers to the dents produced on thick walls.Pitting is caused because the resin does not stick to the cavity …
What are black spots?(appearance)? Black spot refer to the black Speck or streak on a molded product.The black spots appearing on the surface of a …
(1) What Is Burn Mark? (Appearance) Burn Marks refers to the blackened edge that is caused on the surface of a molded product during the …
Burn marks( air trap) plastic injection molding defect Read More »
What are Weld Lines? (Appearance) Weld lines appears where the resin flows meet. As shown in the figures below, weld lines will definitely appear in …
