Lubricants — Technical & Standards
API, ACEA, ILSAC, SAE and base-oil fundamentals, plus spec-to-oil decision guides for B2B buyers.
73 articles · Newest first
Rust Preventive Fluids: Film Types, Testing & Export Guide
Rust Preventive Fluid: A B2B Guide to Film Types, Corrosion Testing, and Export Sourcing Rust preventive fluid — also called corrosion preventive,…
Metalworking Fluids Buying Guide: Types, HSE, Export
Metalworking fluid (MWF) — also called cutting fluid, coolant, or cutting oil — is a liquid applied at the tool/workpiece interface during…
Heat Transfer Oil: Standards & Temperature Limits Guide
Heat transfer oil (also called thermal oil, thermal fluid, or hot oil) is a mineral or synthetic fluid pumped through a closed…
Outboard Engine Oil: TC-W3 vs FC-W Guide for Buyers
Outboard engine oil splits into two distinct product families, not one: two-stroke oil certified under NMMA TC-W3, and four-stroke oil certified under…
Trunk Piston Engine Oil (TPEO): A B2B Buyer’s Guide to TBN, Viscosity, and Export Sourcing
A Trunk Piston Engine Oil (TPEO) is the single lubricant that services an entire four-stroke, medium-speed marine diesel engine — both the…
Marine System Oil: A B2B Buyer’s Guide to Specifications, TBN, and Export Sourcing
Marine system oil is the continuously circulating lubricant that services the crankcase of a large low-speed two-stroke crosshead marine diesel engine —…
Marine Cylinder Oil BN Grades: A Buyer’s Guide
Marine cylinder oil is the total-loss lubricant injected directly into the cylinder liners of large low-speed two-stroke crosshead engines, and the single…
Turbine Oil Guide: ISO 8068, Grades & Export Sourcing
Turbine Oil: Standards, Grades, and Export Sourcing Guide Turbine oil is a rust- and oxidation-inhibited (R&O) circulating lubricant built for one of…
UTTO vs STOU Tractor Oil: B2B Export Buyer’s Guide
Tractor Oil (UTTO & STOU): A B2B Buyer's Guide to Sourcing Universal Tractor Transmission Oil for Export Tractor oil sold for transmission,…
Industrial Gear Oil Guide: ISO 12925-1, AGMA & DIN
Industrial gear oil lubricates enclosed gear drives — the sealed gearboxes that transmit power from a motor, turbine, or engine to a…
Hydraulic Fluid Types & Standards: A B2B Buyer’s Guide
Hydraulic fluid is the pressurized working medium — most often mineral oil, but also water-glycol, synthetic-ester, or bio-based — that transmits power…
Refrigeration Compressor Oil: A B2B Buyer’s Guide
Refrigeration compressor oil lubricates, cools, and seals the moving parts of a refrigeration or air-conditioning compressor while circulating continuously with the refrigerant…