Common materials for barrel and screw: Nowadays, the most commonly used and common barrel and screw materials in my country are No. 45 steel, 40Cr, nitride steel and 38CrMOAl. The following describes the performance requirements of these materials one by one, as follows: 1. No. 45 steel is cheaper, ... Read More
When we use the screw of the film blowing machine, there will be more or less wear, but if we use the correct method or proper maintenance, we can extend the life of the film blowing machine screw. In the process of daily use, we need materials and screws to match, especially corrosive materials and... Read More
There are many factors that affect the choice of extruder barrel screw. If the extruder barrel screw is not selected properly, it will lead to insufficient work intensity and shorten its working life. Let's analyze how to choose the extruder barrel and screw based on 4 factors. 1. Adaptability, the ... Read More
1. Non-toxic and sanitary: The pipe material is non-toxic and belongs to the green building material, does not corrode, and does not scale. 2. Corrosion resistance: Polyethylene is an inert material. Except for a few strong oxidants, it can withstand the erosion of a variety of chemical media, witho... Read More
1. Every plastic has an ideal plasticizing temperature range, and the processing temperature of the barrel should be controlled to make it close to this temperature range. Granular plastic enters the barrel from the hopper and first reaches the feeding section. Dry friction will inevitably occur in ... Read More
