Sorun ve Çözüm

Q

Excessive gel/gel particles in heat-resistant polyethylene extruded products (Variant: strengthened measures)

A

Gel is caused by insufficient plasticization or raw material quality problems, and needs to be solved from temperature control, screw design and raw material selection. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery gelgel particleplasticizing temperaturescrew mixingscreen pack mesh

9 görüntüleme

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Q

Bending deformation of heat-resistant polyethylene extruded pipes (Variant: strengthened measures)

A

Pipe bending is caused by non-uniform cooling or haul-off eccentricity, and needs to be solved from cooling uniformity and equipment alignment. Targeted preventive measures need to be taken in different production scenarios.

Extrusion & Post pipe bendinguneven coolinghaul-off alignmentuniform wall thicknessstraightness

9 görüntüleme

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Q

Large current fluctuation of heat-resistant polyethylene extruder (Variant: mass production scenario)

A

Current fluctuation is caused by large plasticizing resistance or equipment problems, and needs to be solved from temperature control, raw material purity and equipment maintenance. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery current fluctuationscrew torqueplasticizing temperatureraw material impuritiesscreen pack clogging

9 görüntüleme

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Q

Poor plasticization caused by screw wear of heat-resistant polyethylene extruder (Variant: mass production scenario)

A

Screw wear leads to decreased plasticizing efficiency, and needs to be solved by selecting wear-resistant materials and regular maintenance. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery screw wearpoor plasticizationwear-resistant materialscrew gapscrew rotation speed

9 görüntüleme

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Q

Heat-resistant polyethylene pipe pressure resistance test failure (Variant: strengthened measures)

A

Pressure resistance failure is caused by insufficient wall thickness, material degradation or internal defects, and needs to be systematically solved from process and material quality. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery pressure resistance testpipe wall thicknessmaterial degradationcrystallinityplasticizing quality

9 görüntüleme

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Q

Die marks/lines appear on heat-resistant polyethylene extruded products (Variant: strengthened measures)

A

Die marks are caused by die inner wall damage or impurities, and the die condition needs to be regularly cleaned and inspected. Targeted preventive measures need to be taken in different production scenarios.

Extrusion & Post die markdie scratchimpurity cleaningflow channel designscreen pack

9 görüntüleme

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Q

Insufficient equipment maintenance in heat-resistant polyethylene heat-resistant polyethylene processing (Variant: strengthened measures)

A

Equipment maintenance is the basis of stable production, and a standardized regular maintenance system and record system needs to be established. Targeted preventive measures need to be taken in different production scenarios.

Molds & Tooling equipment maintenancepreventive maintenancescrew gapmold maintenancesensor calibration

9 görüntüleme

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Q

Large current fluctuation of heat-resistant polyethylene extruder (Variant: strengthened measures)

A

Current fluctuation is caused by large plasticizing resistance or equipment problems, and needs to be solved from temperature control, raw material purity and equipment maintenance. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery current fluctuationscrew torqueplasticizing temperatureraw material impuritiesscreen pack clogging

9 görüntüleme

Tam Yanıtı Oku →

Q

Poor plasticization caused by screw wear of heat-resistant polyethylene extruder (Variant: strengthened measures)

A

Screw wear leads to decreased plasticizing efficiency, and needs to be solved by selecting wear-resistant materials and regular maintenance. Targeted preventive measures need to be taken in different production scenarios.

Processing Machinery screw wearpoor plasticizationwear-resistant materialscrew gapscrew rotation speed

9 görüntüleme

Tam Yanıtı Oku →

Q

Excessive shrinkage of heat-resistant polyethylene extruded products (Variant: mass production scenario)

A

Excessive shrinkage is caused by high crystallinity or high temperature, and needs to be solved by controlling temperature and cooling rate. Targeted preventive measures need to be taken in different production scenarios.

Extrusion & Post shrinkage ratecrystallinitymelt temperaturecooling ratehaul-off speed

9 görüntüleme

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