Analysis of quality problems in profile extrusion

Analysis of quality problems in profile extrusionThe temperature is too high, the product molding is difficult, and the raw materials are easy to decompose. ④ D…

Company news 424 2022-10-19

Extrusion molding of plastic profiles

Extrusion molding of plastic profilesPlastic profile refers to the thin-walled or solid structure of plastic products whose sectional shape is different from tha…

Company news 422 2022-10-18

Performance index of PP diaphragm

Performance index of PP diaphragmNote: The change rate of longitudinal dimension is not considered for the sheet with thickness less than 0.5mm.⑤ The filter scr…

Company news 438 2022-10-17

Polyethylene sheet (sheet) extrusion molding

Polyethylene sheet (sheet) extrusion molding(1) Raw materials for extrusion forming of polyethylene sheet (sheet) shall be special resin for sheet forming. For e…

Company news 460 2022-10-14

Plastic Film Extrusion Molding

Chapter 6 Plastic Film Extrusion Molding③ Pay attention to the temperature control of the cylinder when the resin is plasticized. As PS material is a thermosens…

Company news 435 2022-10-13

Key points of process operation

Key points of process operation① The plasticizing heating temperature of raw materials in the barrel shall be gradually increased from the feeding section to th…

Company news 469 2022-10-12

Plastic film extrusion

Plastic film extrusionThe clearance and air pressure knife edge clearance are about 3mm, and the blowing air pressure is about 0.5MPa.E Process parameters of lon…

Company news 435 2022-10-11

Production process sequence of biaxially oriented polypropylene film

Production process sequence of biaxially oriented polypropylene filmAs shown in Fig. 6-35. The product forming process is as follows.Polypropylene resin and auxi…

Company news 420 2022-10-10

Extrusion and Stretch Molding of Polypropylene Film

Extrusion and Stretch Molding of Polypropylene FilmTurbidity of the product; The pressure of compressed air at the air jet shall be controlled within 0.4~0.6MPa.…

Company news 441 2022-10-08

Plastic film extrusion

Plastic film extrusionThe tubular membrane blank is extruded, compressed air is pumped into the tubular membrane blank, and the membrane blank is inflated or the…

Company news 429 2022-10-07

Linear low-density polyethylene grass silage film

Linear low-density polyethylene grass silage filmIf polyethylene grass silage film (bag) is used to store freshly harvested grass, the original nutrients and moi…

Company news 458 2022-10-06

Polyethylene self-sealing film

Polyethylene self-sealing filmPolyethylene self - sealing film is a kind of film with special structure in extrusion blow - molding film. The special structure o…

Company news 425 2022-09-30