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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 333 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 319 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 318 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 439 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 314 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 318 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 297 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 320 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 321 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 333 2021-12-21
Production of typical products of polyvinyl chloride foam
Production of typical products of polyvinyl chloride foam 1. Low-foaming PVC pipes Rigid polyvinyl chloride (UPVC) extruded low-foaming pipe is one of …
Company news 310 2021-12-20
Synthetic foam
Synthetic foam Synthetic foam (also called composite foam) is directly mixed with hollow balls into the plastic binder. Its cells are determined by the diam…
Company news 309 2021-12-17