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문제 및 해결책

일반적인 플라스틱 재료 문제에 대한 실질적인 답변

11636 질문
Q
Stress cracking of PAR products
A
PAR stress management is the foundation of high-reliability applications.
Molding Process PARstress crackingannealingmold temperaturechemical resistance
Q
Insufficient filling of PAR '2079851475616104452 (short shot)
A
The high viscosity of PAR is the main cause of short shot.
Injection Molding PARshort shothigh viscosityprocessing temperaturegate
Q
Yellowing of PAR '2079851475616104452 due to improper temperature control
A
Although PAR has good thermal stability, strict temperature control is still required.
Injection Molding PARyellowingprocessing temperaturedegradationantioxidant
Q
Bubbles and silver streaks in PAR products due to insufficient drying
A
Strict PAR drying requirements are the prerequisite for high transparency.
Material Drying PARbubblessilver streaksdryingmoisture
Q
Heat extension of cross-linked polyethylene XLPE products exceeding the standard
Q
Unstable cross-linking efficiency of cross-linked polyethylene XLPE
A
Unstable cross-linking efficiency is caused by uneven dispersion of assistants or fluctuations in process conditions, and needs to be solved from mixing and process stability.
Material Analysis cross-linking efficiencyuniform cross-linking degreeassistant dispersioncross-linking temperaturebatch difference
Q
Bubbles in the insulation layer of cross-linked polyethylene XLPE cables
Q
Cross-linked polyethylene pipe pressure resistance test unqualified
Q
Excessive shrinkage rate of cross-linked polyethylene extruded products
Q
Cross-linked polyethylene XLPE product surface roughness
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