المشاكل والحلول

إجابات عملية على التحديات الشائعة في مواد البلاستيك

Bamboo pattern/melt fracture appears on the surface of heat-resistant polyethylene extruded products (Variant: strengthened measures)

Extrusion & Post melt fracture bamboo pattern critical shear rate die temperature extrusion speed

Bottom material pinching/flash of general-purpose polyethylene blow molded products

Blow Molding bottom flash parison length pinch-off mold clamping force mold temperature

Uneven cutting end face of general-purpose polyethylene pipes

Processing Machinery cutting end face cutting tool cutting speed pipe cooling cutting machine calibration

Cooling system efficiency decline of general-purpose polyethylene extruder

Production & Quality cooling efficiency cooling water flow cooling water temperature water channel scaling cooling water tank

Sizing device failure of general-purpose polyethylene extruder

Molding Process sizing device vacuum degree sizing sleeve wear cooling water mold concentricity

Unreasonable die head flow channel design of general-purpose polyethylene extruder

Production & Quality die head flow channel uniform flow speed land section flow channel dead corner uniform temperature

Ovality of general-purpose polyethylene pipes exceeding the standard

Extrusion & Post ovality uniform cooling sizing sleeve haul-off clamping pipe storage

Wall thickness too thin at the mold closing line of general-purpose polyethylene blow molded products

Blow Molding mold closing line wall thickness too thin blow-up ratio parison position blowing air pressure

Mechanical properties of general-purpose polyethylene extruded products not up to standard

Material Analysis mechanical properties material degradation plasticization quality crystallinity regrind ratio

Excessive gels/gel particles in general-purpose polyethylene extruded products

Processing Machinery gel gel particle plasticizing temperature screw mixing filter screen mesh

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