Skiving and Roller Burnishing vs Honing: When Each Wins
Two routes to the same diameter Skiving and roller burnishing, usually shortened to SRB, and honing both finish the inside […]
Hydraulic knowledge
Expert guides on hydraulic cylinder maintenance, breaker troubleshooting, component selection, and industry best practices. Stay updated with the latest hydraulic technology and repair tips from ORise Machinery.
Key Components of a Hydraulic Cylinder Explained
Hydraulic cylinders are essential power transmission devices used in construction machinery, mining equipment, agricultural machinery, material handling systems, and industrial
Cylinder Steel Grades: ST52, E355, CK45, 42CrMo4, 27SiMn
Grade selection is a system decision Choosing a steel for a cylinder is usually reduced to a strength comparison. Strength
Piston Rod Specs: ISO f7 Tolerance, Chrome Layer, Salt Spray
A rod is four specifications wearing one part Piston rod is usually bought by diameter and length. Four other numbers
Hard Chrome Plating Thickness: 20, 25, 30 and 35 µm
Thickness is a compromise, not a quality grade A thicker chrome layer is often marketed as a better rod. In
Cylinder Bore Surface Finish: Ra, Rz and Cross-Hatch Angle
The smoothest bore is the wrong bore Buyers ask for a mirror finish because a mirror looks precise. A piston
Cylinder Tube ID Tolerance Chart: H7, H8 and H9
Why bore tolerance shows up on the invoice twice A cylinder bore tolerance is one of the few numbers on
What Is an Excavator Quick Coupler?
An excavator quick coupler, also known as a quick hitch or quick attach coupler, is a device installed on an
Surface Treatment Technologies for Hydraulic Breaker Chisel Rods and Pistons
Chisel rods and pistons are critical components of hydraulic breakers, directly influencing their performance and durability. These parts endure extreme