Industrial carbon fiber heating tube security instructions

Anti-counterfeiting instructions: the national standard and high-quality products are equipped with the black high-temperature bushing that can withstand the impact of 2500v voltage insulation, and the mica type is equipped with the yellow high-temperature bushing that can withstand the impact of 2500v voltage insulation. The voltage and power parameters are printed with red ink, and the nda 81 red silica gel is used to bond the magnetic head with the quartz tube.However, any hollow pipe (without inner mandrel) or the size of the corresponding type of pipe does not match the color of the outer sleeve, all are counterfeit or imitation of our products!