Very low density polyethylene and high molecular weight high density polyethylene

2.1.5 Very low density polyethyleneVery low density polyethylene is composed of ethylene and α It is made by copolymerization of olefins. a-olefins include 1-7 …

Company news 2022-12-20

Linear low density polyethylene and medium density polyethylene

2.1.3 Linear low density polyethyleneLinear low density polyethylene (LLDPE) is a copolymer of ethylene and a small amount of a-olefins (such as 1-butene, 1-hexe…

Company news 2022-12-19

High density polyethylene

2.1.2 High density polyethyleneHigh density polyethylene (HDPE) is made by polymerization of ethylene under low pressure with Ziegler catalyst and metal oxide re…

Company news 2022-12-17

Introduction to plastic related raw materials

2.1 PolyethylenePolyethylene (PE) is polymerized from ethylene monomer. Polyethylene plastic is made by granulating polyethylene resin as the base material with …

Company news 2022-12-16

Basic knowledge of plastic products

1.4 Working environment for performance testing of plastic productsThe working environment for performance testing of plastic products shall be: temperature (23 …

Company news 2022-12-15

Properties of Plastics

Properties of Plastics1.3 Properties of plastics(1) The density of density plastics refers to the mass per unit volume at a certain temperature.The density of pl…

Company news 2022-12-09

Basic knowledge of plastics

Basic knowledge of plastics1.1 Characteristics of plasticsPlastics refer to materials that can be plasticized under certain temperature and pressure with synthet…

Company news 2022-12-08

Failure analysis of forming production

Failure analysis of forming production(1) Unstable screw rotation① The barrel temperature fluctuates greatly;② In the V-belt drive, the belt slips on the pulle…

Company news 2022-12-07

Polyethylene bottle and PVC bottle

Polyethylene bottle and PVC bottlePolyethylene bottlePolyethylene bottle refers to all kinds of plastic intermediate products with a volume of only tens of milli…

Company news 2022-12-06

Polypropylene bottle

Polypropylene bottle(1) PP resin with melt flow rate of 0.5~2g/10min is selected as raw material for extrusion blow molding of polypropylene bottle. For example,…

Company news 2022-12-05

Extrusion blow molding of plastic hollow products - polyethylene barrel (2)

Extrusion blow molding of plastic hollow products - polyethylene barrel (2)The following points should also be paid attention to in the mold structure and applic…

Company news 2022-12-03

Extrusion blow molding of plastic hollow products - polyethylene barrel (1)

Extrusion blow molding of plastic hollow products - polyethylene barrel (1)Plastic hollow products (also called plastic containers) are a major type of plastic p…

Company news 2022-12-02