Nanjing Lesun Screw Co., Ltd.
No.9 Zhiyong Road, Jiangning Konggang Development Zone, 211100, Nanjing City, P.R.China.
+86-13605142173 info@lesunscrew.com
Nanjing Lesun Screw Co., Ltd.
Nanjing Lesun Screw Co., Ltd.
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FOCUS · Every Update That Matters
in Extrusion
14 May 2022
Effective Ways to Prevent Screw Slippage
Effective Ways to Prevent Screw Slippage
Many customers have encountered many questions when using twin-screw extruders, such as why the products produced by twin-screw extruders are defective, and what to do with their screw slipping. If ...
11 May 2022
What Are the Technical Requirements for Barrel and Screw Manufacturing Quality?
What Are the Technical Requirements for Barrel and Screw Manufacturing Quality?
Ⅰ. Quality and technical requirements of extruder barrel1. The barrel of the extruder should be made of anti-corrosion and wear-resistant alloy steel. China is currently mostly made of 38CrMoAL, ...
05 May 2022
The Cooling Purpose and Characteristics of the Extruder Barrel
The Cooling Purpose and Characteristics of the Extruder Barrel
Extruder barrels are used in large twin screw extruders. The purpose of adopting this type of segmented combined extruder barrel is to facilitate the machining of the extruder barrel and save some mor...
02 May 2022
What Are the Commonly Used Screws?
What Are the Commonly Used Screws?
Usually screw elements can be divided into ordinary type, gradual type, mutation type, mixing type, separation type, split type and various barrier type, pin type, DIS split type and exhaust type, etc...
28 Apr 2022
What Should Be Used to Measure the Pros and Cons of the Extruder Screw?
What Should Be Used to Measure the Pros and Cons of the Extruder Screw?
The screw and barrel are the most critical and soul parts of the injection molding machine, which are often called the heart of the extruder. It is in this part that the plastic (rubber) changes from ...
25 Apr 2022
The Role of Heat Insulation of Extruder Barrel Screw
The Role of Heat Insulation of Extruder Barrel Screw
The screw and the barrel are the same as the screw in the extrusion compression molding system. They are all important parts of the extruder. When the extruder barrel screw is working, it needs to be ...
22 Apr 2022
What Are the Common Specification Units of Extruder Screw?
What Are the Common Specification Units of Extruder Screw?
Ⅰ. Metric and inch threads of screw elements1. The outer diameter of the metric thread of the screw element is in millimeters, such as 6, 8, 10, 12, 18, 20 mm, etc., and the pitch is also in millimet...
19 Apr 2022
Maintenance of Extruder Screw
Maintenance of Extruder Screw
Ⅰ. Selection and installation of extruder screw1. The extruder screw should be made of alloy steel with wear resistance and small deformation when working in a high temperature environment. After fin...
16 Apr 2022
System and Structural Features of Twin-screw Extruder Barrel
System and Structural Features of Twin-screw Extruder Barrel
Ⅰ. Structural characteristics of twin screw barrelThe notable feature of the twin screw barrel is that while the barrel can be split, the screw and the inner liner of the barrel can be combined at wi...
13 Apr 2022
What Are the Main Methods to Improve the Plasticizing Quality of Extruder Screw?
What Are the Main Methods to Improve the Plasticizing Quality of Extruder Screw?
The main method to increase the output of the extruder is to increase the screw speed. However, while increasing the rotational speed and the output, it often brings about the decline of plasticizing ...
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