Problem & Lösung

Q

Excessive gels/gel particles in random copolymer polypropylene pipe special material extruded products (Variant: strengthened measures)

A

Gels are caused by insufficient plasticization or raw material quality problems, and need to be solved from temperature control, screw design, and raw material selection. In different production scenarios, targeted preventive measures need to be taken.

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

Q

Bending deformation of random copolymer polypropylene pipe special material extruded pipes (Variant: strengthened measures)

A

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

Extrusion & Post pipe bending uneven cooling haul-off alignment uniform wall thickness straightness

Q

Large current fluctuation of the random copolymer polypropylene pipe special material 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. In different production scenarios, targeted preventive measures need to be taken.

Processing Machinery current fluctuation screw torque plasticizing temperature raw material impurities filter screen blockage

Q

Screw wear of the random copolymer polypropylene pipe special material extruder causing poor plasticization (Variant: mass production scenario)

A

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

Processing Machinery screw wear poor plasticization wear-resistant material screw clearance screw speed

Q

Die marks/lines on random copolymer polypropylene pipe special material extruded products (Variant: strengthened measures)

A

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

Extrusion & Post die mark die scratch impurity cleaning flow channel design filter screen

Q

Insufficient equipment maintenance during processing of random copolymer polypropylene pipe special material random copolymer polypropylene pipe special material (Variant: strengthened measures)

A

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

Molds & Tooling equipment maintenance preventive maintenance screw clearance mold maintenance sensor calibration

Q

Large current fluctuation of the random copolymer polypropylene pipe special material 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. In different production scenarios, targeted preventive measures need to be taken.

Processing Machinery current fluctuation screw torque plasticizing temperature raw material impurities filter screen blockage

Q

Screw wear of the random copolymer polypropylene pipe special material extruder causing poor plasticization (Variant: strengthened measures)

A

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

Processing Machinery screw wear poor plasticization wear-resistant material screw clearance screw speed

Q

Die head pressure fluctuation of random copolymer polypropylene pipe special material extruder (Variant: mass production scenario)

A

Die head pressure fluctuation is caused by unstable output or filter system problems, and the extrusion parameters need to be stabilized and the filter system maintained. In different production scenarios, targeted preventive measures need to be taken.

Extrusion & Post pressure fluctuation filter screen die head temperature breaker plate uniform output

Q

Large barrel temperature fluctuation during processing of random copolymer polypropylene pipe special material random copolymer polypropylene pipe special material (Variant: strengthened measures)

A

Barrel temperature fluctuation is caused by heating or temperature control system faults, and the heater bands, thermocouples, and temperature controllers need to be regularly checked and maintained. In different production scenarios, targeted preventive measures need to be taken.

Processing Machinery temperature fluctuation heater band thermocouple temperature controller PID parameters

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