Ball Screws vs. Roller Screws: Technical Selection and Maintenance Guide
Technical comparative analysis between ball and roller screws focused on contact mechanics, load capacity and maintenance criteria for plant engineers.
Technical Articles
In-depth technical articles on industrial MRO, maintenance, and procurement
Bearing selection criteria: Load capacities, speed limits and lifespan calculation according to ISO 281
Detailed technical analysis of bearing selection parameters for critical industrial applications. This guide covers ISO 281 lifespan calculation, load management and good maintenance practices.
Sizing of Pneumatic Cylinders: Force, Damping and Buckling Analysis
Technical analysis of pneumatic cylinder sizing in accordance with ISO 15552 standards. Includes calculations for force, buckling and maintenance criteria for industrial plants.
Industrial Vibration Sensing: Technical Specifications, Selection, and Application for Machinery Reliability
A technical reference on vibration sensing technologies, including IEPE accelerometers, velocity transducers, and proximity probes. Covers physics, selection criteria, and installation standards (API 670, ISO…
Hydraulic filtration: ISO cleanliness codes, selection of filter elements and contamination control
1. Introduction The reliability of the functioning of hydraulic systems in industrial production directly depends on the purity of the working fluid. Research shows that…
Servo Drive Sizing: Inertial Adjustment, Torque Curves and Dynamic Optimization
This technical article covers the critical aspects of servo drive sizing, including inertia matching, torque curves and dynamic optimization for higher reliability.
Angular vs. Angular Contact Ball Bearings Deep Groove Ball Bearings: Technical Selection Guide
This technical guide compares deep groove ball and angular contact bearings, providing selection criteria based on international standards (ISO/DIN) and maintenance practices to optimize industrial…
Hydraulic accumulator technology: bladder, piston and membrane — Selection and preload
Technical analysis of hydraulic accumulators (bladder, piston and membrane), focused on selection criteria, preload calculation and best maintenance practices for plant engineering.
Reliability Centered Maintenance (RCM): systematic approach for optimizing maintenance strategies
Reliability Centered Maintenance (RCM) is a systematic approach to optimize maintenance strategies. It is based on functional analyses, international standards and technical data. UNITEC-D offers…
Increasing the efficiency of three-phase asynchronous motors: energy audit and frequency converter retrofitting
A technical guide for maintenance engineers on the energetic evaluation of asynchronous motors. The document covers the efficiency classification according to DIN EN 60034, the…