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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
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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15 Jul 2021
Discussion on the Causes of Screw Wear and the Methods of Reducing Wear
Discussion on the Causes of Screw Wear and the Methods of Reducing Wear
The screw of the plastic extruder works under high pressure, high temperature, high mechanical torque and high friction environment for a long time. Generally, the screw has undergone surface ...
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13 Jul 2021
The Cleaning Methods of Extruder Screw
The Cleaning Methods of Extruder Screw
The extruder screw needs to be cleaned under normal conditions such as changing the color or turning on the machine after shutting down, with black spots.Ⅰ. What are the cleaning methods of extruder ...
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11 Jul 2021
The Main Factors Affecting Plasticizing Quality of Extruder Screw
The Main Factors Affecting Plasticizing Quality of Extruder Screw
The main factors affecting the quality of plasticization are: length-to-diameter ratio, compression ratio, back pressure, plastic extruder screw speed, barrel heating temperature, etc.Ⅰ. ...
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09 Jul 2021
Three basic structural forms of extruder screw
Three basic structural forms of extruder screw
According to the change of the screw lift and the depth of the screw groove, the screw of the conventional full-thread three-stage extruder can be divided into three types:Ⅰ. Isometric variable depth...
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07 Jul 2021
From Which Aspects is the Output of Extruder Screw Compared?
From Which Aspects is the Output of Extruder Screw Compared?
Output is a main indicator to measure the performance of the extruder screw. However, it is of little significance to only emphasize the percentage increase in the output of the improved screw over ...
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