Specifications:
PP powder named named named in accordance with the national standards, the basic mode of PP powder grade unit composed by three characteristics, feature unit with a hyphen (-) connection, if a feature of the unit No, the application of the two hyphens (-) connection. Grades named form of: Feature Unit 1 - characteristics of unit 2 - characteristic unit.
Feature Unit 1: abbreviation for polypropylene Code for English alphabet PP, polymer type press table code, said polymer material type code is written in the PP the back, a word in the middle of an empty position. However, PP powder are currently homopolymer, so denoted by H.
The Feature Unit 2: The main purpose of the PP powder and processing methods, as well as important performance corresponding letters of the alphabet code. Use or processing methods are written in a major performance in the first two.
A letter
2 of the Code:
Characteristics Unit 3: represents the melt flow rate. (The following table is for reference only, and will vary between different manufacturers)
Named for example:
Currently the the powder grades on the market indicates a general feature unit code refers to the melting characteristics of unit 1, characterized unit 2 are omitted.
Second, PP powder of the main purposes
PP powder uses mainly divided into four categories:
1, extrusion of pipes, profiles, sheet and modified. Commonly used grades: 000, 001, PP H-ED-012. Available to do the production pipe, sheet, and modified.
2, generic classes, including drawing, injection. Popular brands: PP H-XD-045, PP H-XD-075, PP H-XD-140 045 Grade mainly used for production of bags, transparent bags, etc.. 075,140 available to do the injection products, including containers, household items, toys, disposable plastic products.
3, coating class. Popular brands: PP H-HD-225, PP H-HD-300
4, spinning class. Top grades: PP H-YD-225, the PP the H-YD-300, PP H-YD-425. Production spinning class, non-woven fabrics, seat belts, tying materials, carpets, safety nets.
Above product specifications of the company can produce
