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 

 Shandong Qiwangda Group Company was founded in 1998. Under the loving care of all levels of government, and the strong support of all sectors of society, it has been developed an integrated group of company, including petrochemical as the leading one, plastic weaving, production of plastics processing, environmental engineering construction, plastics machinery and equipment manufacturing, chemical technology and design package, clothing design and production, import and export trade, etc. The group has many subsidiaries and employs nearly 3,000 people.
    Shandong Qiwangda Petrochemical Co., Ltd. is the leading enterprise of the group company. The main products of the company are pure benzene, petroleum benzene, petroleum toluene, petroleum mixed xylene, liquified petroleum gas (LPG), BTX aromatics, light aromatic hydrocarbon, aromatic hydrocarbon, heavy aromatics, heavy aromatic pulp. Group Company and Dalian University of Technology established the Dalian Ligong Qiwangda Chemical Technology Co., Ltd., which is a model of school-enterprise cooperation. In order that the three biggest company of plastic woven industry all belong to the Group in Linzi, Group company, with Qilu plastic woven company and Youlian plastic woven company, achieved a powerful alliance, whose main products are plastic woven cloth, plastic woven bag, paper-plastic composite bag, valve bag, contain bag, heavy film packaging bag and industrial lining, greenhouse film in agriculture, mulch film, etc. The company always adhere to the principle of "Quality first, Customer first ", and build the ‘Qiwandda’ brand by reliable quality and service. As the resulf of the products inspection by the National Packaging Quality Supervision and Inspection Center, all technical indexes are higher than the national standard. The company has passed ISO9001、2000 quality management system certification, and the packaging products company is the only one plastic packaging enterprise passing the QS certiification in Shandong Province, which means the quality control of the production process come ture. Besides having a certain domestic market, the company do export business to more than twenty countries and regions, including the United States, Australia, Japan, South Korea, Russia, Israel and so on., with independent import and export rights.
    Group company is a hi-tech enterprise in Shandong Province and civilized units in Zibo City. The company has received many titles including “Enterprise of Keeping Contract and Promise in Shandong Province”, “Consumer Satisfaction Units in Shandong Province”, “The Reliable Enterprise in Zibo City” and “The Top 100 Enterprises in Zibo City”. Meanwhile, "Qiwangda" has been rated as “The Famous Trademark in Shandong Province”. Chairman Zhiqing Wang has obtained many honorary titles, such as “The Outstanding Young Entrepreneur in Shandong Province”, “Advanced Individual of Respecting Teacher in Shandong Province”, “Advanced Individual of National Unity and Progress in Shandong Province”, “Model Worker in Zibo City”, “Outstanding Entrepreneur in Zibo City”, and was elected to the eleventh and twelfth People's Congress of Shandong Province.
    The year 2013, in order that the project can be completed and put into production on time, the company will make great efforts to speed up construction, make overall arrangement, do scientific management and make careful organization and consturction, with the spirit of unity, pressing forward in the face of difficulties and tenacious struggle，and the power of the whole company. The Group company will make new and greater contributions for fast and good economic and social development in Linzi.