How to choose flame retardant materials for electric vehicle charging piles

Mondo Cars Updated on 2024-02-28

In the case of e-bikes, fire accidents are heart-wrenching. The "2.23" fire in Yuhuatai District, Nanjing, has killed 15 people, and another 44 people are in the hospital**. After preliminary analysis, the fire was caused by the parking of electric bicycles on the overhead floor of 6 buildings; On February 25, an electric carport occurred in a community in Fengtai, Beijing, and the cause of the fire was preliminarily determined to be a fire caused by a battery failure; According to the statistics of the National Fire and Rescue Administration, a total of 2 electric bicycle fires will be reported nationwide in 202310,000, an increase of 17 compared to 20224%。China's mandatory national standards are about to be introduced. In 2022, the mandatory national standard "Safety Technical Specifications for Lithium-ion Batteries for Electric Bicycles", which was drafted by the Ministry of Industry and Information Technology in 2022, has completed the drafting and solicitation of comments, and is currently in the review stage. According to the project plan, this mandatory national standard will be published this year. In addition to electric vehicles, household electronic appliances are also an important source of fires. Recently, on the 4th floor of a community in Xi'an, Shaanxi, the water pipes on the 1st and 2nd floors have traces of burning, and there is smoke in the bathroom on the 3rd, 5th and 6th floors. Not only electric water heaters, but also household appliances that we use every day can cause fires if we are not careful. Whether it is an electric car that is convenient for us to travel to, or electronic appliances that are indispensable for daily life, we must prevent the occurrence of fire. On the one hand, consumers should re-purchase electronic and electrical products with qualified quality, maintain electrical products regularly, do not overload them, do not make them damp, and read the instruction manual before use. On the other hand, manufacturers choose materials with better quality, strictly control the quality management process, pay attention to customers' awareness of electricity safety, and use safer fireproof materials for key components and raw materials. In the selection of plastic raw materials, what are the characteristics and applications of the three flame-retardant plastic particles (flame-retardant polypropylene PP, flame-retardant ABS and flame-retardant PCABS), I will introduce them one by one.

Flame retardant PP- High strength, good surface, no floating fiber, no odor, uniform dispersion of raw materials and masterbatch, stable flame retardant performance, high glow wire, high CTI, halogen-free flame retardant, can be directly injection molded production; The products are natural, white, gray, transparent and high-gloss, etc., customized on demand, and are used in electric vehicle parts, auto parts, energy storage battery shells, power supply shells, circuit board brackets, induction cooker bottom covers, plug bars, etc.

Flame retardant ABS- High impact resistance, unique molecular structure and modification process give the material excellent toughness, which can withstand huge forces without cracking or breaking, ensuring the stability of the product in harsh environments; Good weather resistance and chemical stability, suitable for various indoor and outdoor environments; Yellow card certification, excellent flame retardant performance can effectively inhibit the spread of fire, greatly improve the safety of materials in fire accidents, and meet the strict flame retardant requirements of engineering and electronic equipment; Excellent processing performance, complex shape parts can be prepared through injection molding and other processes; The products are used in electrical equipment, auto parts, OA equipment, home appliances, fuse boxes, washing machine cylinders, routers, power covers, lamp holders, etc

Flame retardant pcabs- Yellow card certification, no halogen flame retardant is used, the odor is small during injection molding, and it is more green and environmentally friendly; High fluidity, flame retardant is not easy to decompose, excellent mechanical properties, can produce thin-walled products; Excellent tensile, bending and impact performance, notched impact can reach more than 45; High gloss, can be applied to high-end products and appearance parts, highlighting quality; Excellent high-temperature stability, effectively prevent the safety problems caused by high temperature in the plastic part environment, suitable for fast charging or high-temperature environment; It is used in IT products such as lithium battery brackets, battery covers, charging pile shells, computer monitor shells, copies, printers and other equipment shells, instruments and meters, etc.

Electricity safety can not be left to chance, develop good habits, standardize electricity, and choose flame-retardant materials!

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