Injection Molding of Polystyrene: GPPS vs. HIPS
Polystyrene injection molding is usually selected as GPPS for clarity and stiffness or HIPS when higher impact resistance is more important. Both are amorphous styrenic
November 2, 2020
CavityMold Blog
Hot Runner Injection Molding: Design, Benefits, and Trade-Offs
Hot runner injection molding keeps the polymer molten through the sprue, manifold, and gates until it enters the cavity. That can reduce cold-runner scrap and
October 29, 2020
Low-Volume Injection Molding: When It Makes Sense for Prototypes and Production
Low-volume injection molding is useful when a team needs functional molded parts before committing to a full production tool or a large quantity. It sits
October 25, 2020
HDPE vs LDPE Injection Molding: Material Selection and Process Control
HDPE and LDPE are both polyethylene, but they are not interchangeable in injection molding. HDPE is generally more linear, stiffer, and more crystalline; LDPE is
October 24, 2020
Injection Molding Fundamentals for OEM Teams
Injection molding makes plastic parts by forcing a heated polymer melt into a shaped mold, allowing it to pack, cool, and release in repeatable cycles.
October 21, 2020
How to Choose a Plastic Injection Mold Manufacturer
The right plastic injection mold manufacturer is the supplier that can turn your part requirements into a manufacturable tool, communicate trade-offs clearly, document trial changes,
September 25, 2020
Injection Molding Flash: Causes, Diagnosis, and Prevention
Injection molding flash is a thin, unwanted fin of plastic that escapes at a parting line, slide, insert, vent, ejector, or another clearance in the
September 8, 2020
Injection Molding Process: Fill, Pack, Cool, and Eject
Plastic injection molding is a repeatable cycle in which resin is plasticized, injected into a mold, packed to compensate for shrinkage, cooled, and ejected. A
September 7, 2020
Injection Mold Design Basics: Parting Lines, Gates, Ejection, and DFM
Injection Mold Design Basics: Parting Lines, Gates, Ejection, and DFM
August 30, 2020
Injection Mold Cooling System Design: Channels, Flow, and Cycle Time
Injection Mold Cooling System Design: Channels, Flow, and Cycle Time
August 30, 2020
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