Low fat and defatted soy milk present a specific clarification challenge: the solids that remain after fat removal are extremely fine colloidal particles and residual fibre fragments that pass through decanters and screens, yet they settle slowly and form a sediment layer in the finished package that consumers interpret as a quality defect. The HD-DSS-470 is a self cleaning disc stack separator built to remove these particles at a level that a decanter cannot reach. Suspended