Learn how to correctly size hydraulic cylinders for injection molds by calculating pushing force, pulling force, injection pressure force, stripping...
Tag Archives: injection molds
How to Select the Correct Self-Locking Hydraulic Cylinder for an Injection Mold
Learn how to select a self-locking hydraulic cylinder by calculating cavity pressure, cylinder force, traction reserve, locking capacity, preload, breakaway...
NPT vs BSP: How to Prevent Oil Leakage in Hydraulic Cylinders
A real Vega hydraulic application explains why NPT and BSP connections should not be treated as interchangeable and why correct...
Hydraulic Cylinder Oil Leakage in Injection Molds
A real Vega technical case explains how to investigate oil leakage from hydraulic cylinders installed in injection molds, distinguishing O-ring...
How to Select a Compact Short-Stroke Hydraulic Cylinder for Injection Molds
Selecting a compact hydraulic cylinder for an injection mold requires more than checking the bore and stroke. Learn how thrust,...
V270CG vs V260CF: What’s Really Changed?
The V270CG represents the second generation of Vega self-locking hydraulic cylinders. While maintaining the proven mechanical locking principle of the...
Why Hydraulic Cylinder Rod Nuts Break
Why do the retaining nuts of self-locking hydraulic cylinders sometimes break repeatedly? This real engineering case explains how a mismatch...
How to Calculate Core Pulling Force for Injection Molds
Selecting a hydraulic cylinder for core pulling or thread unscrewing should always begin with engineering calculations. This real case from...
Does Hydraulic Port Diameter Affect Cylinder Speed?
Does increasing the hydraulic port diameter always make a cylinder faster? Through a real engineering discussion with Faurecia, the Vega...
Why Hydraulic Cylinders Fail When Machine Stroke Does Not Match Cylinder Stroke
An incorrect relationship between machine travel and hydraulic cylinder stroke can generate excessive loads on rods, threads and locking nuts....