ISO 13227:2025Published

Petroleum products and lubricants — Rheological properties of lubricating greases — Determination of flow point using an oscillatory rheometer with a parallel-plate measuring system

Produits pétroliers et lubrifiants — Propriétés viscoélastiques des graisses lubrifiantes — Détermination du seuil d'écoulement au moyen d'un rhéomètre oscillant de type plan/plan

Abstract / scope

This document specifies a test method to determine the flow point of lubricating greases using an oscillatory rheometer with a parallel-plate measuring system. It also specifies a test method to evaluate further specific viscoelastic properties of lubricating greases.