Escalator brush Features: 1 Firm: no loose bristles, not falling, tensile strength ≥ 6kg (five hairs wire cann’t be force out). 2 Touch: the base ends have no sharp edges or excessive grinding; filament is dry and no adhesion, can automatically recover after touch. 3 Advantages: the main filament is nylon with inflaming retarding, which reached the V0 level(the highest inflaming retarding level) and anti-static, high flexibility, elasticity, abrasion-resistant, it passed UL, SGS testing, in line with EU RoHS standards,no radiation, non-toxicity, low smoke, low calorie; the base is good aluminum unit body structure, easy loading and unloading , with anodic oxidation surface, smooth, no color different, the oxide film is above 12um, and hardness (HW)> 8