More than 280 delegates from fiberglass and composite materials from all over the world attended the conference to deepen communication on the win-win situation of the industry on November 3, 2017 And exchange. "International Plastics Business" is also invited to participate in this event, the whole industry to listen to you big coffee for the development of plastics and composite materials status quo, the latest technology trends and future development prospects of insight, in this one for readers share it.
Thermoplastic Composites Lead Attention
Mr. Zhang Fuxiang, President of China Fiberglass Industry Association and Chairman of the Executive Committee of China Composites Industry Association, introduced the economic operation and future development trend of China's glass fiber / composite materials industry in 2017. First, he mentioned in his report Of a set of data: 2017 production of glass fiber and its products to achieve main business revenue of 170 billion yuan (up 12%); total profit of 20 billion yuan (up 20%); glass fiber reinforced plastic products to achieve the main manufacturing Business income of 100 billion yuan (up 12.8%); total profit of 7 billion yuan (up 0.3%) from the market applications, the performance of the major application market is relatively stable.It is worth mentioning that some thermoplastic composites In the municipal pipe network, light building materials, building templates, kitchen and other fields to achieve rapid growth in the application.
CPIC 2017 customer exchange site
In the development and production of thermoplastic composites, more and more companies are turning their attention to thermoplastic composites as the pressure on the environment continues to increase, especially for the growth of environmental costs. On the other hand, with the global R & D The continuous investment of strength, the production process of thermoplastic composites and equipment are also rapidly maturing.Physical properties of thermoplastic composite products continue to improve, the application is also rapidly expanding.With Fujian Haiyuan, Zhengzhou feather plume, Hebei Li grid, Shandong United States Based on the continuous R & D and application input in the early stage, the company started to gradually enter the market expansion period and the products gradually expanded to such fields as auto parts, building templates, logistics pallets and farm construction. The long fiber reinforced thermoplastic composite materials manufacturing enterprises, The continuous fiber-reinforced thermoplastic composite materials represented by Guangdong Jinfa, Zhejiang Huadang, Hangzhou Huju, China Guangdong Nuclear Power Jun, Wenzhou Home Depot, Jiangsu Qianyi, Wuhu Ke Yi have also made great achievements in process equipment and large-scale production Breakthrough, some products used in rail transportation, RV, building materials and other fields.
As the organizer of this event, CPIC innovative products in the field of thermoplastic composites is also very impressive.CSPIC Assistant General Manager, R & D Center, Mr. Zeng Qingwen in the 2016 ~ 2017 CPIC fiberglass products and new technologies were introduced, Mentioned thermoplastic reinforcements have experienced the chopped fiber, general-purpose long fiber, long fiber plied yarn, LFRT special long-fiber direct yarn, high dispersion of long fiber, the use of more convenient fabric, etc. At present, for the structural characteristics of thermoplastic resins And follow-up processing requirements, CPIC has successfully developed PA, PBT, PP and PPO by fully utilizing various varieties of glass (E-glass, ECT, TM, HT, HL) and stable quality glass in combination with proprietary surface treatment technology , PPS, LCP and other special resin, 6 to 13 microns in diameter chopped yarn, can also provide shaped fibers. 'Based on these product lines, CPIC can provide customers with differentiated competition for the right product, but also can be developed according to customer needs 'Mr Zeng Qingwen commented.
Lightweight car trend to bring more opportunities
The trend of lightweight automobile drives the growth of fiber composites, which has many advantages such as light weight, good impact resistance, short molding cycle, recyclable and high design freedom. In the first half of this year, the output of new energy vehicles in China increased 19.7% YoY and the output of traditional commercial vehicles increased by over 20%, driving the production and sales of automotive composite materials to continue to grow. Plastic plate, Zhejiang Huajiang thermoplastic automotive interior parts applications continue to grow.LFT injection molding process has become the mainstream of passenger car thermoplastic composite structures and functional parts of the process; SMC and LFT-D-based battery shell Body development in new energy vehicles to be batch applications.
In addition to market opportunities, support from the national policy level is also very important.In the afternoon transport speech points speech, the China Synthetic Resin Association Secretary-General Zheng Cheng brought some of the latest policy interpretation.He mentioned that the future of China We will focus on accelerating the application of innovative platforms for carbon fiber and composite materials, high-end equipment key materials, superalloys, military new materials, new displays and key materials, advanced semiconductor materials, rare earth new materials and materials.
At present, the metal resinification in the automobile industry is mainly based on composite materials instead of metal materials, and at the present stage, the performance of glass fiber reinforced composite materials continues to improve, and one of the main directions of metalized resin materials is gradually formed. In order to promote research and development of lightweight materials for automobiles Ministry of Industry and Information Technology (MIIT) has issued a letter to China Synthetic Resin Supply and Marketing Association to lead the backbone enterprises in such industries as the electric vehicle industry and new chemical materials industry to jointly establish the Lightweight New Materials Industry Alliance and Industrial Fund to mobilize more social forces to support the light-weight Material development and application.
Mr. Wang Ligang, a consortium of Automotive Lightweight Technology Innovation Strategy of China Society of Automotive Engineers, also attended the conference and delivered a keynote speech on China's automotive lightweight technology and composite materials application. The vehicle lightweight technology roadmap pointed out that during 2015-2020 We need to achieve a low-cost carbon fiber production process; 2020-2025 to achieve online injection of composite materials, molding; 2025-2030, to complete the integration of composite materials integration, dissimilar materials connection technology and composite recycling.
Vehicle materials have to make the best use of
Materials as a manufacturing base, the application of innovation is manufacturing technology innovation, transformation and development of an important part of a variety of automotive lightweight materials, plastic and composite materials, what are the latest applications? Let us glimpse a guest speech exactly.
Mr. Wang Ligang highlighted the application of carbon fiber reinforced composites, long glass fiber reinforced composites, micro foaming materials and thin-walled materials in the automotive industry, opening the door for car lightweighting practices to the audience. Related agencies predict that by 2030 , Carbon fiber composite materials will become one of the mainstream materials of auto parts in China, the backbone of auto companies and related universities and carbon fiber manufacturers to carry out a joint research cooperation in depth, has completed the development of samples. Around the carbon fiber composite material recycling And to reduce the cost of carbon fiber parts to carry out research work has also made important stage results.
The development of reinforced thermoplastic composites (LGFRT) has also attracted the attention of many professionals.It has the advantages of high specific strength, high specific modulus, good impact resistance, good heat resistance and other advantages.At the same time, Module components will be more and more widely used.However, compared to short fibers, LGFRT molding process more difficult to control, need to focus on doing a good job of fiberglass uniform dispersion and interface.
In addition to the 'fame' fiber materials, engineering plastics also make an important contribution to the lightweight car, the typical representatives are micro-foamed plastics, low-density materials, thin-walled materials, etc. Micro-foamed plastic, for example, Polymer materials for the substrate, is a cell size from less than a micron to tens of microns porous polymer material.Microsoft foam plastics can meet the requirements of parts strength to achieve the basis of the lightweight effect, so in the automotive field The more and more widely used, mainly in the automotive interior, exterior and electronic appliances, etc. More Mercedes Benz E-Class car uses an injection molded Mucell door trim panels, the middle is the PU reaction foam layer, The surface is a cortex. Ford also uses MuCell micro-foam injection molding technology in the C-MAX, Grand CMAX, S-MAX, Mondeo and Galaxy models in the molding process of the parts filled with bubbles to form a very subtle honeycomb-like structure, Not only save the plastic, but also reduce the weight, and will not affect the stability of parts.
Mr. Zhang Mingyuan, from China FAW Technology Center, introduced the application of fiberglass products to FAW's own brands and introduced that the demand for lightweight and automotive products has made glass fiber widely used in automobiles in various forms, including : Long fiber, staple fiber, glass cloth, glass bead, glass wool, glass needle felt, glass non-woven fabric, etc. For passenger cars, the interior ceiling, battery cover and shell, the battery under the box, Valve cover, engine mount bracket, oil pan, power steering can, engine heat shield, water chamber and other components are fiberglass applications.It is understood that the average FAW Passenger glass fiberglass 7kg, with FAW Group annual output of 3 million calculations, a conservative estimate of fiberglass consumption of 21,000 tons / year for the FAW commercial vehicles, SMC is a mainstream technology, assuming that FAW medium and heavy-duty automotive glass fiber average 50kg, with an annual output of 100,000 Taiwan calculation, the conservative meter consumption of fiberglass up to 5,000 tons.Thus, glass fiber in the automotive application has a huge market and broad prospects.
Now, whether it is the car's powertrain or electronic systems, the integration requirements are higher and higher, in order to reduce the number of components, to reduce costs, reduce the effect of tailgate also have such a demand, From Chang'an Auchan Automobile Research Institute interior and exterior development business unit manager Dr. Liu Bo, the plastic tailgate as an example introduces the application and practice of thermoplastic composites It is understood that the plastic tailgate is not only stronger than the intensity, but also highly integrated , Can be integrated antenna, high-brake lights, glass, windshield, taillights, camera, electric tailgate switch, license plate, license plate lights, etc. Throughout the history of the development of plastic tailgate, basically all the way from the earliest Thermosetting plastics, thermosetting plastics, thermoplastics, and then to the whole thermoplastic.At present, plastic-plastic tailgate has been applied in many models, in general, plastic-plastic tailgate inner plate using long glass fiber reinforced PP (LGF + PP), PP or TPO for both the outer and spoiler panels, all molded using an injection molding process, and then assembled using a gluing process In order to comply with the global demand for reducing fuel consumption by cars Strict regulations Yuequ trend, European and Japanese manufacturers are more interested for this technology from the current situation, the future of plastic tailgate will certainly be more and more popular.
in conclusion
Automotive lightweighting is not a simple material replacement, and for OEMs they are not focusing on the material itself, but how material substitution affects product cost, reliability, and consistency of production and the production organization. Materials suppliers, should actively consider the use of OEMs, thus promoting the material technology in the era of lightweight car made more progress!