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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
18 Aug 2021
How Can We Avoid the Damage of Barrel Screw?
How Can We Avoid the Damage of Barrel Screw?
The extrusion molding equipment mainly includes two parts: main machine and auxiliary machine. The main machine is called an extruder, which is composed of an extruding system screw, barrel, feeding ...
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15 Aug 2021
Matters on Extruder Screw Refurbishment and Polishing As Well As Debris Removal
Matters on Extruder Screw Refurbishment and Polishing As Well As Debris Removal
Ⅰ.Matters needing attention in extruder screw refurbishment and polishing matters1. In order to avoid scratching and burning the surface of the extruder screw workpiece, it should be specially care ...
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12 Aug 2021
Matters on Manufacturing High-quality Extruder Screws and the Reasons Why It Cannot Be Removed
Matters on Manufacturing High-quality Extruder Screws and the Reasons Why It Cannot Be Removed
Ⅰ. What should we pay attention to when making a good screw?How to make a good quality extruder screw? What should we pay attention to?ⅰ. The extruder screw should be made of alloy steel with small ...
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10 Aug 2021
The Methods of Using the Extruder Screw Elements
The Methods of Using the Extruder Screw Elements
The daily maintenance of the screw barrel is a problem that many people in the industry are concerned about, so what are the specifics? 1. The predetermined temperature of the screw element...
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08 Aug 2021
The Effect of Too Large Assembly Gap of the Screw in the Barrel
The Effect of Too Large Assembly Gap of the Screw in the Barrel
If the assembly gap in the barrel is too large, what effect will it have on the screw of the extruder? 1. Part of the melt will stay in the barrel of extruder screw for a longer timeIf the working ...
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06 Aug 2021
The Reasons for the Unstable Extruder Screw Speed
The Reasons for the Unstable Extruder Screw Speed
Ⅰ. Common causes of unstable working speed of extruder screw 1. The driving V-belt is severely worn, causing slipping during work. 2. The center distance of the V-belt drive pulley is too small, so ...
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04 Aug 2021
The Types and Characteristics of Extruder Screw
The Types and Characteristics of Extruder Screw
Ⅰ. Types and characteristics of extruder screwThe characteristics of the gradual extruder screw: the compression section is longer, accounting for 50% of the total length of the screw, the energy ...
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02 Aug 2021
Extruder Screw Arrangement Requirements and Barrel Noise Analysis
Extruder Screw Arrangement Requirements and Barrel Noise Analysis
Ⅰ. The extruder screw arrangement requirementsThe screw arrangement of the extruder must be determined according to the displacement of the extruder. Different specifications of the extruder have ...
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19 Jul 2021
What Are the Commonly Used Extruder Screw Materials?
What Are the Commonly Used Extruder Screw Materials?
Currently commonly used extruder screw materials are: 45 steel, 40Cr, ammoniated steel, 38CrMOAl and so on. 1. The extruder screw material 45# steel is cheap with good processing performance It has poor...
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17 Jul 2021
Adjusting Methods of Screw Clearance of Conical Twin Screw Extruder
Adjusting Methods of Screw Clearance of Conical Twin Screw Extruder
1. Install the front and rear supports on the barrel and put the twin screw extruder screw elements on the main frame together. Before shaking, the manual crank handle is supported and the barrel is ...
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