SH QD Bushings and Taper Lock Sheaves with Black Surface

• Bushings have a set screw over the key to help maintain the bushing's position on the shaft.
• Bushings are easy to remove and install. 
• High grade steel 45#
• Black oxide surface Treatment

QD Bushing Type

QD Bushing Dimensions

CPT has four factories including casting line, machining line, surface treatment line, heat treatment line and packing line.

CPT can provide needed test report. 

Ever-power transmission groupwas founded in April 1995. Now we are the professional manufacturer of pulley, bushing, and other mechanical transmission parts.

Casting equipmentmainly consists of ZZ416 vertical molding casting line, ZZ418 vertical molding casting line, resin-bonded casting line, Z124 molding casting line, Z146 molding casting line, Z148 molding casting line, vacuum casting line, lost foam casting line, casting model production workshop, car-type heat treating furnace, medium frequency smelting furnace , etc.

Heat treatment & surface treatment equipmentmainly contains Multi-purpose furnace heat treatment line, pit and box-type furnace, black oxide surface treatment line, black phosphate surface treatment line, pre-treatment processing line, E-coating production line, plating production line, powder coating production line, sewage treatment station and so on.
Casting and forging test equipment includes Germany DBLF direct-reading spectrometer, Heraeus furnace analysis detector, Heraeus thermoprobe, Video metallographic microscope, tensile strength tester, foundry Sand test equipment, SI/MN/P Analysis meter, CS analysis meter, ultrasonic fault detector, etc.

Machining inspection equipmentincludes CMM, roughness tester, projector, gear testing center, torque testing machine,durability testing machine, loading test bed, Tensile strength tester, noise tester and so on.

Heat treatment testing equipmentincludes precision metallographic microscope, Vickers hardness tester, Brine-ll hardness tester, Rockwell hardness tester, portable hardness tester, electron potentiometer, salt spray tester, Magnetic particle flaw detector, thickness tester, etc.