Infrared ray is a kind of electromagnetic wave, with the wavelength between visible light and microwave, ranging from 760nm to 1000 μm.

Polycarbonate (PC) is a kind of thermoplastic engineering plastics with excellent comprehensive properties. It has excellent electrical properties and good light transmittance, it is the only one with good transparency among the five general engineering plastics, its transmittance of visible light can reach more than 90%!

Polyamide(PA for short) commonly known as Nylon, is the general name of the thermoplastic resin containing repeated amide group -NHCO- on the main molecule chain. PA has good comprehensive properties, like mechanical properties, heat resistance, wear resistance, chemical resistance etc.. It’s easy to process, and is usually reinforced with glass fiber and other fillers.

Powder coating, which composed of resin, color fillers and various additives with air as dispersion medium.Its solid content approaches 100%, there is no organic solvents. So it’s a eco-friendly type coating.

The rubber sealant is a kind of sealing material which used rubber as main substrate, it is generally produced by mixing processes with additives such as softener, curing agent, reinforcing filler, antioxidant.

Polyolefin plastic, a polymer material prepared by polymerization or copolymerization of one or more type olefin.

Polypropylene fiber is kind of synthetic fiber spun from isotactic polypropylene, which is polymerized by propylene.

Thermoset plastics, which with thermosetting resin as the main component. It’s a kind of plastic that form products by cross-linking and curing with various necessary additives.

Hindered phenolic antioxidants are compounds that have substituents on one or both sides of the hydroxyl group of the benzene ring. According to the number of hindered phenolic functional groups in its molecule, it is generally divided into mono-hindered phenolic and polyhindered phenolic.