68 product grades covering cutting, hydraulics, gears, metal forming, rust prevention & heat treatment, and specialty oils — with application-tailored selection support.
68 products in six series — each series has its own page with product images, application scenarios and selection support.

Water-based cutting fluids and oil-based cutting oils covering grinding, mil
Cutting & Rolling21 models
From general anti-wear hydraulic oils to dedicated CNC guide oils — keeping
Hydraulic & Guide10 models
From medium to heavy duty, mineral to synthetic — load-carrying and noise-re
Gear & Drive4 models
Covering stamping, drawing, cold heading, wire drawing and die-casting relea
Metal Forming13 models
From inter-process protection to long-term preservation, fast quenching to m
Rust Prevention & Heat Treatment8 models
Dedicated media for screw compressors, refrigeration, electrical insulation
Specialty Oils12 modelsEvery Dourland drum leaves the plant in the brand's signature purple packaging, marked with "Dourland Brand", "EXCELLENT QUALITY" and the diamond-drop emblem — recognizable at a glance, from our filling line to your workshop.




These are our standard models for this series. For more models and custom formulations, contact our engineers — selection advice within 24 hours.