Cast iron drains cover the use of a long time, naturally there will be wear and tear situation, for this situation, we have to repair it. So what kind of method can we take when repairing the worn covers?

Cast iron drape cover damage is poor quality or material does not meet the standard, to solve the problem of damage can only buy the strength of the cover, long life, durable, but easy to steal the cast iron, then cast iron ditch cover The board is equipped with a reliable anti-theft device. Then there is the traditional manhole cover repair, replacement process complex and cumbersome, very time consuming and laborious.

Drainage cover repair more use of mold repair machine repair mold surface wear and tear, processing defects, which is a high-tech new equipment, the principle is the use of high-frequency EDM principle, the workpiece without thermal surfacing, to repair the metal Mold surface defects and wear, heat affected area is small, well cover mold repair will not be deformed, no annealing, no stress concentration, but will not appear no cracks, but also for surface strengthening treatment, to achieve the wear resistance of the cover mold, Heat.