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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 Jun 2021
Common Materials and Material Requirements for Twin Screw Barrel Screws
Common Materials and Material Requirements for Twin Screw Barrel Screws
1. Commonly used materials for twin screw barrel screws The most common screw barrel materials in China are 45# steel, 40Cr, nitrided steel and 38CrMOAl. The performance requirements of these materials...
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05 Jun 2021
What Are the Methods of Disassembly and Repair of Screws?
What Are the Methods of Disassembly and Repair of Screws?
1. Reasons for the damage of screw elements (1) The temperature of raw materials is low during plasticization. (2) The raw materials are mixed with metal foreign matters or the raw materials contain ...
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04 Jun 2021
Heating and Cooling of the Extruder Screw Barrel
Heating and Cooling of the Extruder Screw Barrel
1. Heating method of the screw and barrel of extruderThe heating of the machine adopts the way of resistance heating, and thermocouples are used for segmented temperature control and side detection. ...
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03 Jun 2021
How to Clean the Extruder Screw? What is the Cleaning Process?
How to Clean the Extruder Screw? What is the Cleaning Process?
1. Cleaning the extruder screwThe material for extruder screw cleaning adopts high-efficiency surface active technology, which can effectively improve the cleaning ability. In the extrusion process of...
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02 Jun 2021
Advantages and Common Problems of Extruder Screw
Advantages and Common Problems of Extruder Screw
The extruder screw is the most important part of the plastic machinery and equipment, and it is directly related to the plasticizing effect and output of the plastic machinery. 1. Advantages of ...
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01 Jun 2021
The Reasons Why the Extruder Screw Suddenly Does Not Rotate
The Reasons Why the Extruder Screw Suddenly Does Not Rotate
During the extrusion process, the extruder screw may suddenly get stuck. At this time, if the protection device of extruder does not work, the operator should immediately stop the operation. More ...
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20 May 2021
Reasons and Countermeasures for Common Damage of Extruder Screw and Barrel
Reasons and Countermeasures for Common Damage of Extruder Screw and Barrel
The screw and barrel of the extruder are the core components of the extruder. Their combination is related to the working quality of the extruder, the plasticizing ability of the material and the ...
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18 May 2021
Maintenance and Repair of Extruder Screws and Barrels
Maintenance and Repair of Extruder Screws and Barrels
Extruder screws and barrels are two important parts of plastic mechanical extruder. If the extrusion screws and barrels of the plastic machinery extruder are damaged, the operation of the machine ...
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08 May 2021
The Maintenance of Screw and Mold of the Extruder Barrel
The Maintenance of Screw and Mold of the Extruder Barrel
1. The maintenance of screw and mold of the extruder barrel Before the extruder is stopped, the mold should be turned to have an interval of 5 to 10mm to make the hinge (bending arm) structure of the ...
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07 May 2021
Daily Maintenance of the Extruder Barrel Screw
Daily Maintenance of the Extruder Barrel Screw
1. How to clean extruder barrel screwIf the injection product is often replaced according to the plasticization temperature range of the material or residual material, and the amount of oil in the ...
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