PPO is usually applied in what areas? PPO, polyphenylene ether has been called. Is one of the world's five common engineering plastics having high heat resistance, high strength and excellent performance, etc., in addition, also non-toxic, resistant to wear and resistant to pollution. They are widely used in general:
　　
　　Automotive: for instrument panels, window frames, shock absorbers, pumps and filters.
　　
　　Machinery industry: as gears, bearings, pump impeller, blower impeller tablets.
　　
　　Chemical industry: for the production of pipes, valves, filters and submersible pumps and other corrosion-resistant components.
　　
　　Electronic and Electrical: meet humid, high temperatures, and excellent electrical insulating properties, can be prepared using a TV tuner chip, microwave insulation, high-frequency printed circuit boards, the coil core, televisions, fax machines, copiers shell, computers and a variety of high-voltage electronic components and so on.