It is noe kind of high-qulity knot with fine lubrication, high PV value,good heat resistance and long service life, applicable to pump axle and valve shatr of all medium.

• 本品具有较高的PV值和很广泛的耐温性，用来密封所有介持和泵轴和阀杆，是一种性能稳定使用周期长的盘极。