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Structural Forms of Hopper of Twin Screw Barrel
01
Jul
2021
The structure of the twin screw barrel feeding hopper is commonly used in ordinary hoppers, forced feeding hoppers and vibrating feeding hoppers.1. Ordinary hopper with twin screw barrelThis simple st...
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Protection Method of Twin Screw Barrel Screw
08
Jun
2021
Corrosive, abrasive and high temperature resistant resins may damage the twin screw barrel screws with no one knowing it. For example, certain engineering materials, thermoplastic elastomers and biopo...
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How to Choose a High-quality Parallel Twin-screw Barrel?
07
Jun
2021
1. Features of parallel twin screw barrel(1) The parallel twin screw barrel has the advantages of reasonable screw structure design, good plasticizing effect, high output and stable extrusion. The spi...
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Common Materials and Material Requirements for Twin Screw Barrel Screws
06
Jun
2021
1. Commonly used materials for twin screw barrel screwsThe 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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What Are the Methods of Disassembly and Repair of Screws?
05
Jun
2021
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 man...
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Heating and Cooling of the Extruder Screw Barrel
04
Jun
2021
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. R...
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How to Clean the Extruder Screw? What is the Cleaning Process?
03
Jun
2021
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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Advantages and Common Problems of Extruder Screw
02
Jun
2021
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 extrude...
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The Reasons Why the Extruder Screw Suddenly Does Not Rotate
01
Jun
2021
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 comm...
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Reasons and Countermeasures for Common Damage of Extruder Screw and Barrel
20
May
2021
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 prod...
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Maintenance and Repair of Extruder Screws and Barrels
18
May
2021
Screw and barrel are two important parts of plastic mechanical extruder. If the screw and barrel of the plastic machinery extruder are damaged, it will affect the operation of the machine.1. What shou...
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The Maintenance of Screw and Mold of the Extruder Barrel
08
May
2021
1. The maintenance of screw and mold of the extruder barrelBefore 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 c...
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Daily Maintenance of the Extruder Barrel Screw
07
May
2021
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 bar...
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How Strong is the Processing Performance of the Extruder Barrel Screw
06
May
2021
In order to repair the barrel screw, if the inner surface of the barrel is not severely worn or scratched, you can polish it on a lathe with oilstone or emery cloth.1. When the inner surface of the ex...
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What Are the Reasons for the Wear of the Screw and Barrel?
05
May
2021
The combined working quality of the two parts of the extruder screw and barrel has an important influence on the plasticization of materials, the quality of products and the production efficiency. The...
