-
How to solve the dark specks and spots on TPU extrudate or TPU injection products
Jun 25 , 2023
What cause dark specks and spots on TPU extrudate or TPU injection products ① Contamination in the raw material: TPU is sensitive to contamination from impurities present in the raw material. This can lead to dark specks and spots in the extruded or injection-molded product. ② Screw and barrel contamination: If the screw and barrel are not cleaned properly, leftover resin from previous r...
-
Compare 3D Printing with traditional injection
Feb 02 , 2026
3D Printing: 3D printing, also known as additive manufacturing, builds objects layer by layer using a digital design. It involves melting or curing to create a three-dimensional object. Traditional Injection Molding: Injection molding is process where molten is injected into a cavity under high pressure. The material then solidifies and takes the shape of the mold. Design Flexibility: 3D Printing:...