初级聚氨酯带清洁器安装在主滑轮，以提供有效的清洁。 它是一种新型的带清洁器。 刀片由聚氨酯制成：抗磨损，抗腐蚀。 抗断裂性，抗水解，到带无损伤，延长带的使用寿命。 自我调节弹簧张紧器确保稳定的压力和有效的清洗。 当刀片磨损或皮带跳，刮板将自动跟进，以确保良好的接触。

Primary PU belt cleaner is installed on the head pulley to provide effective cleaning. It is a new type belt cleaner. The blade is made of polyurethane: anti-abrasion, anti-corrosion. anti-fracture, anti-hydrolysis, no damage to the belt, lengthen service life of belt. Self-adjusting spring tensioners make sure consistent pressure and effective cleaning. When the blade wears or belt jumps, the scraper will follow up automatically to ensure good contact.