Heavy duty top , With more than more than 60 varieties, hundreds of large and medium roller factory, processing plant and other equipment supporting the oil casing. Top overload can carry 3 tons to 60 tons, 0.003-0.005mm normal top precision, precision top accuracy up to 0.003mm. Can be directly used for heavy and large parts powerful turning and grinding roller, top head can be made according to the user needs 60 °, 70 °, 75 ° and 90 ° angles, widely used in Shanghai machine tool, Tianshui spark machine tool, Xianfeng in Wuxi machine tool and Germany Italy imported machine tools. Its carrying capacity, precision and service life has reached the international advanced level.

Umbrella top Maximum diameter of 600 mm, mainly used for oil pipe turning of equipment mining equipment. Taper shank diameters of the largest metric 80mm metric 100mm metric 120mm metric 140mm. Fixed alloy top Alloy diameter can be 30mm,40mm,50mm, 60mm, 70mm,80mm,90mm,100mm. inlaid carbide top and fixed top accuracy of 0.003, and can be customized according to customer requirements to sample a variety of non-standard top,

Rotating Center features:

Stress analysis and calculation of reasonable structure;

Forged housing, a special heat treatment process;

Precision bearings and precision assembly technology;

Bearings with special grease, long service life;

Reliable sealing dustproof and waterproof structure;

Can be customized according to user needs special.

Shandong Surabaya mass machine annex limited spot supply the specifications precision medium Rotary top, precision heavy Rotary top, precision outside rotating {commonly known as cover turned Rotary top}, end surface fluctuations top and currently domestic well-known of roll grinder high precision rotary top, series products, pointed axis part used T10 steel, quenching hardness 55-60HRC, subject part used 40CR material, quenching hardness 45-50HRC, used imports quality high speed bearing, quality guarantee, let you buy of assured, With the comfortable!

Addition can be customized according to user's demand for the use of a variety of taper heavy rotating Center, high speed rotating Center, suitable for fine turning pointed shaft rotating Center, as well as the dual-angle rotating Center!

1 the thimble with deep groove ball bearings combination.

2 applies to loads at speed in a special lathe processing.

3 head alloy tool steel, hardness after heat treatment HRc60o 2o, with high rigidity and high wear resistance