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Paint and Coatings Industry Standards
ISO 8780-3:1990 ISO 8780-3:1990 Pigments and extenders -- Methods of dispersion for assessment of dispersion characteristics -- Part 3: Dispersion using a high-speed impeller mill
This method is restricted to mill bases of moderately high viscosity due to either high binder concentration and/or high pigment concentration which produces high shear forces. This part is for use in conjunction with the methods of assessment described in ISO 8781, using an agreed binder system.