Mechanical seal with tungsten carbide hard wear-resistant, with durable, wear-resistant characteristics, can pump more than 8000 hours of continuous operation safe.
机械密封采用硬质耐磨碳化钨，具有耐用、耐磨等特点，可以使泵安全连续运行8000小时以上。
2
M-Seal Micro Finish Sealant is very durable, lasting up to six months.
的M -密封胶微完成是非常耐用，长达六个月。
3
Durable, has no special seal leakage performance characteristics.