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Nanjing Lesun Screw Co., Ltd.
Nanjing Lesun Screw Co., Ltd.
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2025 07.09
Lesun Screw: High-Performance Screw Elements and OEM Components for Twin-Screw Extruders
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09 Jul 2025
Lesun Screw: High-Performance Screw Elements and OEM Components for Twin-Screw Extruders Lesun Screw: High-Performance Screw Elements and OEM Components for Twin-Screw Extruders
08 Jul 2025
Precision Screw Elements for Optimal Twin-Screw Extrusion by Lesun Screw Precision Screw Elements for Optimal Twin-Screw Extrusion by Lesun Screw
26 Jun 2025
Industry Deep Dive | Nylon Modification & High-Performance Processing Technology Seminar Industry Deep Dive | Nylon Modification & High-Performance Processing Technology Seminar
09 Oct 2021
How to Deal with the Clogging of the Extruder Screw?
How to Deal with the Clogging of the Extruder Screw?
Ⅰ. What should you do if the extruder screw barrel is filled with materials and the extruder screw cannot rotate?Heat up the extruder barrel, let the material melt, keep it warm for a period of time,...
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07 Oct 2021
What Factors Will Affect the Injection Molding of the Extruder Screw?
What Factors Will Affect the Injection Molding of the Extruder Screw?
Ⅰ. The factors that affect the injection molding of the extruder screw1. The speed of the extruder screw is directly proportional to the production capacity. That is, the productivity basically ...
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05 Oct 2021
Extruder Screw Is the Main Factor Affecting the Quality of Plasticization
Extruder Screw Is the Main Factor Affecting the Quality of Plasticization
The main factors affecting the quality of plasticization are length-to-diameter ratio, compression ratio, back pressure, extruder screw speed and barrel heating temperature and so on.Ⅰ. The length ...
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03 Oct 2021
Does the Clearance between the Screw and Barrel Affect the Performance?
Does the Clearance between the Screw and Barrel Affect the Performance?
The radial expansion of the extruder screw barrel caused by the pressure load, and the occurrence of the gap change is quite small, which can be ignored. On the contrary, the temperature difference ...
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01 Oct 2021
The Correct Cleaning Method of Barrel Screw and Screw Maintenance Analysis
The Correct Cleaning Method of Barrel Screw and Screw Maintenance Analysis
Ⅰ. Cleaning of extruder screw1. Remove the extruder screw head, check ring and thrust ring.2. Use a brass brush to remove the resin residue on the extruder screw, and wipe off the residual melt with ...
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10 Sep 2021
How to Do Preventive Maintenance for the Screw and Barrel?
How to Do Preventive Maintenance for the Screw and Barrel?
Excessive wear can cause serious losses to processors. Excessive gaps between the screw threads of the extruder and the surface of the extruder barrel will affect the performance, power and power ...
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07 Sep 2021
What Are the Factors Leading to Screw Breaking?
What Are the Factors Leading to Screw Breaking?
The extruder screw works under higher load stress, but the working speed is lower, so it runs under the action of high stress and lower alternating frequency.1. Analysis of the operating load of the ...
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04 Sep 2021
What You Need to Know About Conical Twin Screw
What You Need to Know About Conical Twin Screw
1. How does the conical twin extruder screw work?The conical twin screw rotates in the extruder barrel, and the friction between the material and the two causes the working surface of the extruder ...
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01 Sep 2021
Precautions and Working Process of Extruder Barrel
Precautions and Working Process of Extruder Barrel
1. Precautions for the extruder barrel1. After the extruder barrel heats up, remove the nozzle, the head coupling body of the extruder barrel, and take out the extruder screw. Brush the inner wall of ...
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21 Aug 2021
Worn Repair and Use of Screw and Barrel
Worn Repair and Use of Screw and Barrel
Ⅰ. How to repair the wear of screw and barrel?For screw and barrel wear, here is a refurbishment and repair method to teach you:ⅰ. When the extruder screw is twisted and broken, the outer diameter ...
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