Biaxially oriented polypropylene film

Biaxially oriented polypropylene film Biaxially oriented polypropylene film (BOPP) has the advantages of light weight, transparency, non-toxicity, moisture…

Company news 376 2022-01-21

Foam molding

foam molding The pouring molding of foam plastic is similar but not identical to that of metal. The pouring molding of foam plastic is mainly used for foam …

Company news 358 2022-01-20

Spray foam molding control factors

Spray foam molding control factors ① Milky time. That is, after the reaction solution is sprayed onto the target object, the time for the color to turn whi…

Company news 394 2022-01-19

Control elements for low-foaming hollow blow molding

Control elements for low-foaming hollow blow molding Commercialization of hollow blow foam is difficult because the cells are difficult to control during in…

Company news 367 2022-01-18

Low foaming hollow blow molding process and equipment

Low foaming hollow blow molding process and equipment At present, only a small amount of special equipment for low-foaming hollow blow molding is available …

Company news 386 2022-01-17

Low foaming hollow blow molding

Low foaming hollow blow moldingI. Overview Low foam blow molding is a developing technology. 1992 SPE, (FlambeauCorp.) foam car dashboard. This is a hollow …

Company news 524 2022-01-14

High quality polyethylene profile extrusion foaming equipment

High quality polyethylene profile extrusion foaming equipment ①Equipment parameters. A new type of single-screw screw for extrusion foaming of high-quality…

Company news 381 2022-01-13

Quality polyurethane foam molding

Quality polyurethane foam molding Rigid polyurethane foam refers to a foam that does not deform under a certain load, and that deforms and cannot return to …

Company news 372 2022-01-12

Styrofoam foaming method

Styrofoam foaming method Foams made of dissolved liquids as foaming agents can be divided into two types in terms of production methods. ① Add low-b…

Company news 357 2022-01-11

Thermal insulation phenolic foam production process

Thermal insulation phenolic foam production process (1) Raw materials and formula ① Phenolic resin. Phenolic resin is used as the main raw materia…

Company news 377 2021-12-23

Direct extrusion foam molding

Direct extrusion foam molding Using high molecular weight crystalline polystyrene resin and liquid alkane foaming agent, a single-screw extruder unit or a t…

Company news 386 2021-12-22

Calendering

Calendering 1 Calendering process The plasticized plastic melt is passed through a series of oppositely rotating heating roller gaps, so that the mater…

Company news 386 2021-12-21