GB/T 45765-2025 "Fine ceramics, ceramic paste thixotropic test method swirl/spin Viscosity meter" stipulates the method of measuring ceramic paste thixotropic with swirl/spin Viscosity meter, including principle, equipment, sample preparation, test steps and result calculation. The standard is suitable for the detection of ceramic paste thixotropic in fine ceramic production, which provides a unified technical basis for evaluating slurry rheology and optimizing production process, and is of great significance for ensuring the mass Stability of ceramic products.