المشاكل والحلول

إجابات عملية على التحديات الشائعة في مواد البلاستيك

DSTDP unstable shrinkage rate

Material Analysis DSTDPshrinkage ratebatch differencestable temperature controlcrystallinity consistency

DSTDP internal coarse crystallization

Molding Process DSTDPcoarse crystallizationspherulite refinementnucleating agentcooling rate

DSTDP purging difficulty

Processing Machinery DSTDPpurging difficultyadhesionPE flushingdedicated purging compound

DSTDP exudation to product surface

Material Analysis DSTDP exudationcompatibilityaddition amountthioester typesurface exudation

DSTDP extruded pipe ovality exceeding standard

Extrusion & Post DSTDP pipeovalityannular coolingvacuum sizinguniform haul-off

DSTDP poor weather resistance

Material Analysis DSTDPweather resistanceUV absorberHALSphoto-oxidation

DSTDP extruded film transverse ripples

Extrusion & Post DSTDP filmtransverse rippleshaul-off vibrationcooling roller eccentricitypressure stabilizing device

DSTDP extrusion screen frequent clogging

Extrusion & Post DSTDP extrusionscreen clogginggel particlesstepwise screensautomatic screen change

DSTDP processing moisture causing silver streaks

Material Drying DSTDP injectionsilver streaksmoisture dryingventingback pressure

DSTDP extruded film gel particles

Gel particles are caused by insufficient melting; raising temperature and mixing are key

Extrusion & Post DSTDP filmgel particlesmelting temperaturemixing sectionhigh molecular weight components

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