Powder Rheology

  Description The Powder Rheology Accessory expands the DHR’s capabilities to powders, enabling characterization of behaviors during storage, dispensing, processing and end use.  Product development and process optimization are accelerated with quantitative measurements of dynamic flowability and shear properties of consolidated powder.  Screening new formulations or incoming raw materials detects unexpected behavior to avoid large-scale…

Setting Up the 3 Balls on Plate Geometry on the Discovery HR for Tribo-Rheometry Testing

Overview The three balls on plate tribo-rheometry accessory is designed for measuring the coefficient of friction of soft materials like food or solid surfaces like coatings. As one of the TA Instruments Discovery Hybrid Rheometer tribo-rheometry accessories, this geometry simplifies surface friction measurements on all DHR models. Advanced TRIOS software makes setup and control easy,…

Setting Up the Ball on 3 Balls Geometry on the Discovery HR for Tribo-Rheometry Testing

Overview In this tech tip, we demonstrate how to get reliable Tribo-Rheometry data from point to point contact measurements using the Ball on 3 Balls Geometry on the Discovery HR. This geometry is ideal for studying the effect of friction and long-term wear on materials ranging from automotive components and greases, lubrication in prosthetic devices,…