PVC double wall corrugated pipe

PVC double wall corrugated pipeAs a light pipe, PVC double wall corrugated pipe is composed of inner and outer layers. The inner wall is smooth and the outer wal…

Company news 2022-05-24

PVC / SBS blend modified bellows

PVC / SBS blend modified bellowsWith the rapid development of urban and rural construction market, the market sales volume of PVC bellows for construction is als…

Company news 2022-05-23

High speed optical control sealing and cutting bag making

High speed optical control sealing and cutting bag makingHigh speed optical control sealing and cutting bag making machine is set up according to the demand for …

Company news 2022-05-21

Inner guide cylinder composite

Inner guide cylinder compositeInner guide cylinder composite is to make three different substrates into a cylinder without middle seam composite. It has the adva…

Company news 2022-05-20

Extrusion composite process

Extrusion composite processIn the production process of extrusion compounding, the base material is fed between the double silicon cots, and the molten mucosa is…

Company news 2022-05-19

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 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 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 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 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 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 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 2022-05-06