Problem & Solution

Practical answers to common plastic material challenges

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Q

Hole-by-Hole Decrease in the Profile Degree of Trilobal or Profiled Fibers

A

This problem is a typical manifestation of hole-by-hole decrease in the profile degree of trilobal or profiled fibers in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and the optimized maintenance ...

Extrusion & Post spinneret clogginggel particlespre-filtrationtriethylene glycol cleaningcomponent maintenance

Q

Large Gloss Difference of As-Spun Yarn Causing Gloss Variation

A

This problem is a typical manifestation of large gloss difference of as-spun yarn causing gloss variation in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and the optimized maintenance of the spinn...

Extrusion & Post coating glossmatting agent dispersioncuring degreesubstrate roughnessleveling time

Q

Excessive Melt Heat Loss Between the Spinning Pump Outlet and the Spinning Process

A

This problem is a typical manifestation of excessive melt heat loss between the spinning pump outlet and the spinning process in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and the optimized main...

Extrusion & Post excessive melt heat loss between the spinning pump outlet and the spinning processtemperaturematerial

Q

Periodic Long-Segment Denier Jumps in the Pulling Zone During Spinning of Staple Fiber for Nonwovens

A

This problem is a typical manifestation of periodic long-segment denier jumps in the pulling zone during spinning of staple fiber for nonwovens in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and ...

Extrusion & Post pulling slippagepulling roller wearclamping pressuretransmission systemdimensional fluctuation

Q

Homogenization Defects of Carbon Fiber Precursor – Disordered Internal Cyclization Reaction of PAN Polymerization Liquid

A

This problem is a typical manifestation of homogenization defects of carbon fiber precursor – disordered internal cyclization reaction of PAN polymerization liquid in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of m...

Extrusion & Post homogenization defects of carbon fiber precursor – disordered internal cyclization reaction of PAN polymerization liquidtemperature

Q

Melt Conveying Difficulty Caused by Material IV Fluctuation

A

This problem is a typical manifestation of melt conveying difficulty caused by material IV fluctuation in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and the optimized maintenance of the spinnere...

Extrusion & Post melt conveying difficulty caused by material IV fluctuationmaterial

Q

Frequent Yarn End and Yarn Threading Failures Caused During the Doffing Process of the Package

A

This problem is a typical manifestation of frequent yarn end and yarn threading failures caused during the doffing process of the package in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and the op...

Extrusion & Post frequent yarn end and yarn threading failures caused during the doffing process of the package

Q

Post-Dyeing Unevenness Caused by Poor Thermal History

A

This problem is a typical manifestation of post-dyeing unevenness caused by poor thermal history in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and the optimized maintenance of the spinneret/cool...

Extrusion & Post post-dyeing unevenness caused by poor thermal historytemperature

Q

Poor End-Face Formation of the Cut Yarn Cake

A

This problem is a typical manifestation of poor end-face formation of the cut yarn cake in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and the optimized maintenance of the spinneret/cooling air f...

Extrusion & Post poor end-face formation of the cut yarn cake

Q

Inner-Outer Layer Difference of the Yarn Cake (Snarl Stress)

A

This problem is a typical manifestation of inner-outer layer difference of the yarn cake (snarl stress) in melt spinning. The core of the solution lies in the precise stability of the spinning temperature, the high-precision control of metering supply, and the optimized maintenance of the spinner...

Extrusion & Post improper draw ratioroller speed calibrationdrawing temperatureorientation leveldraw ratio

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