Problem & Solution

Practical answers to common plastic material challenges

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PI compression molding and sintering product cracks

The heating and cooling control of PI sintering is the key to preventing cracking

Molds & Tooling compression molding and sinteringcrackspreformingheating ratecooling rate

Product stress cracking

The stress cracking problem of PES can be solved by annealing and optimizing the design

Molds & Tooling stress crackingannealingmold temperaturesharp cornersdesign optimization

Insufficient mold filling flow length

PES requires higher processing temperature and mold temperature to assist filling

Molds & Tooling mold fillingmelt temperaturemold temperaturemelt viscosityflow window

PEI processing comprehensive problem - high-temperature mold

Molds & Tooling PEIhigh-temperature moldprocessing qualityprocess optimizationequipment management

Multi-gate product low weld line strength

The rigid molecular chain characteristics of PEI make weld lines particularly weak areas

Molds & Tooling weld linenumber of gatesmelt temperaturemolecular diffusionsequential valve

Product dimensional accuracy difficult to control

Molds & Tooling dimensional accuracyshrinkage ratemold temperatureholding pressuretolerance control

Pitting on the mold cavity

Molds & Tooling mold corrosionpittingS136PVD coatingstainless steel

Product stress cracking

Molds & Tooling stress crackingannealingmold temperaturestress concentrationsharp corners

High-viscosity melt mold filling difficulty

Molds & Tooling filling difficultymelt viscosityMFRmelt temperaturemold temperature

PEEK processing comprehensive problem - mold temperature

Molds & Tooling PEEKmold temperatureprocessing qualityprocess optimizationequipment management

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