Problema e solução

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Internal shrinkage porosity in PVDF thick-walled products

The internal quality of thick-walled parts is a technical difficulty

Molding Process PVDFshrinkage porosity

Low processing temperature causes poor plasticization

The processing temperature window determines plasticization

Molding Process PVDFpoor plasticization

Bending forming of large-diameter PVDF pipes

Bending of large-diameter pipes is a processing difficulty

Molding Process PVDFbending

Extruded sheet thickness fluctuation >5%

Extremely important for photovoltaic backsheet applications

Molding Process PVDFthickness

Decline in chemical resistance

Processing conditions affect the final chemical resistance

Molding Process PVDFchemical resistance

Rough surface of cable insulation layer

The temperature and shear rate need to be precisely controlled

Molding Process PVDFcable

Anisotropy of shrinkage rate

The shrinkage anisotropy of semi-crystalline materials is significant

Molding Process PVDFshrinkage

Circumferential cracks in welds

Circumferential cracks are a major hidden danger of welds

Molding Process PVDFweld

Stress whitening appearing on the surface of PVDF products

Stress whitening is a visualized sign of excessive internal stress

Molding Process PVDFstress whitening

Insufficient strength of pipe hot-melt welding

Welding needs to strictly follow welding specifications

Molding Process PVDFwelding

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