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WJQ Series shear pump

Product Details

Drilling fluid system feeding shear pump

1. The shear pump which manufactured with special machinery seal technology (patent No.: ZL200720079857.2), has very long service life, reaching internationally advanced level and improved operational reliability;

2. Its impeller is specially designed to have a wider flow pass and smooth vanes, with larger flow area and smooth fluid pass, making the shear pump reach the internationally advanced level in shear pump efficiency and energy-saving, 10% higher than similar products.

3. The shear pump has adopted a shell thicker than normal one, with rational pass and less turbulence. Impeller and shell are made of high wear resistant cast irons, with service life longer than other products by 50%;

4. The shear  pump shaft has high strength that can bear certain load, reducing shafts deflection and extending seals service life;The shaft is lubricated with lubricants and lubricating grease and the oil seal is made of special structure and materials, suitable for high and low temperatures and complicated environment;Front opening structure is used for convenient installation, repair and maintenance.

5. WJQ serial shear pump is a special centrifugal pump for solid control drilling fluid additives, with engine powers of 75kw, 55kw, 45kw and 37kw, suitable for power grids of 50Hz and 60Hz, and it has both Metric and British systems as measuring standards.

Type Capacity Head(m) Efficiency (%) Speed(r/min) Power(kW)
Shaft power Motor power
WJQ5 x 6J-75 150 30 28 2150 46 75
WJQ5 x 6J-55 140 26 28 2050 35 55
WJQ5 x 6J-45 105 24 28 1750 25 45
WJQ5 x 6J-37 105 24 28 1750 25 37



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