Zhongwang broken bridge aluminum heat insulation strip uses PA66 nylon heat insulation strip, and the heat insulation strip has the anti-counterfeiting spray code of Zhongwang aluminum code, which can be used as the basis for distinguishing authenticity.
Zhongwang broken bridge aluminum PA66 insulation strip has advantages:
PA66 scientific name polyamide resin, English name is polyamide, referred to as PA, commonly known as Nylon. pa66 nylon insulation strip has small expansion coefficient, good heat resistance, excellent aging quality resistance, long service life and UV resistance.
How to distinguish whether PA66 insulation strip is:
First, look at the appearance. PA66 nylon insulation strip is an advanced cold extrusion technology, with smooth surface and black color, and wheel marks pressed by synchronous gears at both ends.
Second, light it and smell it. PA66 nylon insulation strip does not burn, and the burnt part will give off a smell of burning feathers without black smoke.
Third, fracture experiment. PA66 nylon insulation strip will break once or twice, and the sound will be crisp when broken.