Technical Blog

Practical guides and technical articles on centralized lubrication systems — written by SP Engineers, manufacturers of lubrication equipment since 1990.

Fundamentals

How Centralized Lubrication Systems Work

Components, operating principle, system types, and benefits of centralized lubrication for industrial machinery.

Selection Guide

Oil vs Grease Lubrication — Which to Choose?

Key differences between oil and grease lubrication — advantages, limitations, and when to use each type.

Technology

What Is Oil Mist Lubrication?

How oil mist lubrication works, where it is used, and its advantages for high-speed spindle bearings and CNC machines.

Equipment Guide

Types of Lubrication Pumps — Complete Guide

Hand operated, motorised, pneumatic, rotary, plunger — every type of lubrication pump explained with applications.

Maintenance

Lubrication System Maintenance Tips

Daily, weekly, monthly and annual maintenance checklist for centralized lubrication systems — keep your system running reliably.

Selection Guide

How to Select a Centralized Lubrication System

A step-by-step guide to choosing the right lubrication system for your machine — oil vs grease, system type, automation level.

Technology

What is a Progressive Distributor Block?

How progressive distributor blocks work, built-in fault detection, types, and when to use them vs dual-line dose feeders.

Comparison

Grease vs Oil Centralized Lubrication

When to choose oil and when to choose grease — a head-to-head comparison for centralized lubrication system selection.

Troubleshooting

Common Lubrication System Failures & Prevention

The 6 most common centralized lubrication system failures — causes, symptoms, and a preventive maintenance checklist.

Technology

Why Industries Prefer Dual Line Lubrication Systems

How dual line systems handle 200+ lubrication points at 250 kg/cm² over long line runs — and why a blocked feeder doesn't stop the rest of the system.

Equipment Guide

Plunger Pumps vs Manual Lubrication — Why Plants Are Switching

The four failure modes of manual lubrication and how plunger pump systems address each one — with real specs (0.05–1.6 cc/stroke, 200 kg/cm²).

Applications

Automatic Oil Lubricator Applications in Industry

Where automatic oil lubricators are used — CNC guideways, spindle bearings, textile spindles, packaging machines, and rolling mill gearboxes.

Components

What Is a Metering Cartridge? Function, Types & Applications

How metering cartridges work, the difference between D1, D2, and D3 series, manifold selection (M-1 to M-8), and when to use cartridges vs plunger pumps.

Components

Lubrication Fittings — Types & Selection Guide

Compression vs bite-type vs push-in fittings, straight vs angled grease nipples, tube material selection, and the installation mistakes that cause leaks.

Benefits

Benefits of Installing a Centralized Lubrication System

Eight measurable benefits explained with mechanisms — not a marketing list. Includes 30–50% lubricant reduction, labour analysis, and safety improvement.

Industry

Lubrication Systems for EV and Automotive Manufacturing

Press shops, transfer lines, conveyor systems, OCS for gearboxes, and CNC machining cells — lubrication system requirements in automotive and EV plants.

Components

Pressure Gauge Selection Guide for Lubrication Systems

How to select the right pressure gauge — dial range, accuracy class, mounting position, and the mistakes that make a gauge useless for diagnostics.