USED CHARLOTTE COLLOID MILL BY CHEMICOLLOID LABORATORIES INC., (GARDEN CITY PARK, NY) MODEL SD-20, SERIAL # 3161. FEATUERS ALL 316 STAINLESS STEEL FOOD GRADE WETTED PARTS, HORIZONTAL DESIGN, GROOVED ROTOR AND STATOR, 20 HORSEPOWER DIRECT COUPLED DRIVE BY U.S. MOTORS @ 3525 RPM, 230/460 3 PHASE VOLTAGE, RATED FOR 300 TO 700 GALLONS PER HOUR, MOUNTED ON PAINTED STATIONARY FACTORY CAST BASE, MANUALLY ADJUSTABLE ROTOR STATOR GAP WITH GRADUATED SCALE AND PIN LOCKING DEVICE, 2" TRI-CLAMP IN/OUT, APPLICATIONS MAYONAISE, DRESSINGS, SAUCES, FLAVORED TOPPINGS, PURES, FLAVOR EMULSIONS. FORMERLY USED FOR ASIAN FOOD PRODUCTS.