Plastic mesh bag

Plastic mesh bagThe cylindrical mesh woven cloth is mainly used as the packaging bag of various vegetables and fruits, as well as the wind screen. After coating,…

Company news 427 2022-05-13

Manufacturing technology of plastic woven bag

Manufacturing technology of plastic woven bag1、 Linear density, linear density deviationRelative tensile strength, elongation and linear density are the measure…

Company news 414 2022-05-12

Blown film forming process

Blown film forming process1. Process flowThe film produced by blow molding method is commonly known as blow molding film, which is referred to as blow film for s…

Company news 430 2022-05-11

Moulding of polyurethane foam

Moulding of polyurethane foamThe molding process of polyurethane foam and the preparation stage of raw materials are basically the same as that of block foam. Th…

Company news 452 2022-05-10

Preparation of foaming agent

Preparation of foaming agentBubble mechanism: when gas is suspended in liquid or solid, it becomes bubble. Many bubbles gather together and are isolated from eac…

Company news 414 2022-05-09

Viscoelasticity of plastic melt

Viscoelasticity of plastic meltPrevious experimental results have shown that when the plastic melt containing foaming agent passes through the die channel, the p…

Company news 431 2022-05-07

Factors affecting bubble expansion

Factors affecting bubble expansionThere are many factors affecting bubble expansion in liquid, which can be divided into two categories: one belongs to raw mater…

Company news 406 2022-05-06

Material classification of mould

Material classification of mouldThe mold is the molding and shaping equipment for the production of plastic products. The mold used on the injection foaming mold…

Company news 428 2022-05-05

Category of foamed plastics

Category of foamed plasticsFoamed plastic is a new type of material, which takes plastic as the basic component and contains a large number of bubbles. Therefore…

Company news 410 2022-05-04

Application of foam casting

Application of foam castingCompared with other foaming methods, foam casting has the following characteristics. ① The raw material is a mixture of low viscosity…

Company news 434 2022-05-03

Application of extrusion foaming method

Application of extrusion foaming methodAccording to the variety of extruded foam products and the scope of applicable polymers, it can be summarized into the fol…

Company news 407 2022-04-29

Foamed cable insulator

Foamed cable insulatorThe development of this application field is the telephone carrying line of micro coaxial TV cable (CATV). For telephone lines, both chemic…

Company news 407 2022-04-28