Rocker is one of key components of vertical grinding mill. It includes upper rocker, down rocker, rocker shaft, bearing, bearing seat, etc. The upper rocker is used to install the grinding roller, and the down rocker connects with hydraulic system. Two rockers are connected into a whole by shaft, taper sleeve and taper pin.

1.The rocker produced by Great Wall Casting has better wear-resistant capability and good anti-cracking.

2.We carry out the dressing and finishing by arc air gouging and shot-blasting for the steel castings to guarantee the appearance quality.

3.Before delivery, all the rockers will have NDT inspection several times as per perfect inspection flow. Any defective product is forbidden to leave factory.

There are many customers in China. The steel casting products can meet both requirements of domestic production process, and international advanced production standards. It have won a good reputation from new and regular customers especially in Tianjin, Henan, Hebei, Dalian, Tangshan etc. because of its good post operation. The casting products ensure the vertical mill’s effective operation.

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