Screw cleaning is an essential operation before material/color changes, production transfer, and shutdown maintenance in injection molding. Residues (old material, carbon, color powder, glass fiber) i
2026/02/11 Injection Molding
Low-temperature injection molding, with mold temperatures controlled at room temperature to 40℃ (even 0℃~20℃ for cooling-sensitive materials), is widely used in precision engineering plastics, transpa
2026/02/10 Injection Molding
In plastic mold production, flash on the parting surface is a common problem affecting product appearance and efficiency. It increases flash trimming time, reduces yield, and even causes mold crushing
2026/02/10 Plastic Molds
In injection molding production, weld lines are one of the most common defects affecting product appearance and strength, especially obvious in transparent parts, appearance parts and structural parts
2026/02/10 Injection Molding
In the field of plastic mold manufacturing, mirror steel (such as S136, NAK80, 420ESR, etc.) is widely used in the production of transparent PET, PC, PMMA and other products due to its excellent polis
2026/02/10 Plastic Molds
Two?component or two?color injection molding produces parts with dual materials or colors in one process. However, color streaks, mixing, fogging, flow marks, and bleeding often appear at the interfac
2026/02/09 Injection Molding
Cooling water leakage is a common and troublesome problem in injection molds. Leaks cause uneven cooling, mold rust, product shrinkage, poor surface quality, and even electrical hazards or machine dam
2026/02/09 Plastic Molds
S136 and SKD61 are two high-grade mold steels widely used in plastic injection molding, but they have distinct performance orientations and application scenarios. Confusing their use can lead to mold
2026/02/08 Injection Molds