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Substrate Electrostatic Attraction in Front of the Coating Head Causing Gap Closure

This problem is a typical manifestation of substrate electrostatic attraction in front of the coating head causing gap closure in coating. The core of the solution lies in ensuring the substrate surface condition, optimizing the rheological properties of the coating fluid, and precisely controlli...

Extrusion & Post spinning static electricityambient humiditystatic eliminationantistatic agentyarn guide material

Large-area Peeling of Fluoropolymer Coating Cracking After Coating

The essence of coating cracking is that the internal stress exceeds the fracture toughness of the coating. The core of the solution is "stress reduction + toughening": control the coating thickness to avoid excessive stress accumulation, adopt mild curing conditions to allow stress relaxation, ad...

Extrusion & Post coating crackingshrinkage rate differencecoating thicknesscuring conditionstoughening agent

Coating Wrinkling During Ultra-high-frequency Electromagnetic Radiation Curing

The essence of incomplete curing is that the crosslinking reaction has not reached the designed conversion rate. The core of the solution is the precise matching of the three elements of "temperature + time + formulation": ensure that the curing temperature and time are within the recommended win...

Extrusion & Post incomplete curingcuring temperaturecuring timecuring agent ratioUV lamp

Edge Thickening Effect in Curtain Coating

This problem is a typical manifestation of edge thickening effect in curtain coating in coating. The core of the solution lies in ensuring the substrate surface condition, optimizing the rheological properties of the coating fluid, and precisely controlling the curing process conditions. It is re...

Extrusion & Post edge thickening effect in curtain coating

Continuous Correction Oscillation of the Thickness Measurement System of a Fully Automatic Calendering Line Due to Electromagnetic Interference

This problem is a typical manifestation of continuous correction oscillation of the thickness measurement system of a fully automatic calendering line due to electromagnetic interference in calendering. The core of the solution lies in the precise adjustment of nip compensation, uniform control o...

Extrusion & Post thickness gauge driftprobe agingzero calibrationair gap compensationconstant temperature conditions

Uneven Density Distribution of PTFE Raw Material Tape Produced by Calendering Process

This problem is a typical manifestation of uneven density distribution of PTFE raw material tape produced by calendering process in calendering. The core of the solution lies in the precise adjustment of nip compensation, uniform control of roll temperature distribution, and stability assurance o...

Extrusion & Post uneven roll temperatureheat transfer oil channelsroll end heat dissipationinfrared temperature measurementtemperature control deviation

Annular Airflow Interference Between Rolls of Ultra-thin Calendered Films (<20μm)

This problem is a typical manifestation of annular airflow interference between rolls of ultra-thin calendered films (<20μm) in calendering. The core of the solution lies in the precise adjustment of nip compensation, uniform control of roll temperature distribution, and stability assurance of th...

Extrusion & Post roll surface wearhard impuritiesnatural wearroll surface protectionmetal detection

Light Transmittance Attenuation of Photovoltaic EVA Encapsulation Film After Embossing

This problem is a typical manifestation of light transmittance attenuation of photovoltaic EVA encapsulation film after embossing in calendering. The core of the solution lies in the precise adjustment of nip compensation, uniform control of roll temperature distribution, and stability assurance ...

Extrusion & Post light transmittance attenuation of photovoltaic EVA encapsulation film after embossingtemperaturepressure

Ultra-high Shear at the Nip Causing Polymer Chain Scission

This problem is a typical manifestation of ultra-high shear at the nip causing polymer chain scission in calendering. The core of the solution lies in the precise adjustment of nip compensation, uniform control of roll temperature distribution, and stability assurance of the feed system. It is re...

Extrusion & Post uneven roll temperatureheat transfer oil channelsroll end heat dissipationinfrared temperature measurementtemperature control deviation

Roll Thermal Shock at the Moment of Power Failure of the Calendering Line

This problem is a typical manifestation of roll thermal shock at the moment of power failure of the calendering line in calendering. The core of the solution lies in the precise adjustment of nip compensation, uniform control of roll temperature distribution, and stability assurance of the feed s...

Extrusion & Post uneven roll temperatureheat transfer oil channelsroll end heat dissipationinfrared temperature measurementtemperature control deviation

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