Commercial food grade juicer with shattering helical gear for the USDA, ARS, PSRU in St. Paul, MN

The USDA Agricultural Research Service is seeking quotations for a commercial, food‑grade juicer equipped with a shattering helical gear, to be used at the Plant Science Research Center in St. Paul, MN. The device must be fabricated entirely from SUS‑304 stainless steel, operate on 220 V/750 W with a 1 HP motor, and meet a series of performance and safety specifications—including dual counter‑rotating tapered screws, a 0.3‑0.4 mm screen, 60 kg/hr carrot processing capacity, and the ability to handle fibrous materials such as alfalfa. The unit must be off‑the‑shelf, have standardized parts, weigh under 150 kg, include an integrated stand with casters, and be deliverable to a USDA facility lacking a loading dock (requiring a lift‑gate truck). • Food‑grade stainless steel construction (SUS‑304) • 220 V, 750 W, 1 HP motor, 1450‑1750 rpm • No plastic in sample pathway; all moving parts safety‑covered • Dual counter‑rotating tapered screws with 0.1 mm tolerance • Screen size 0.3‑0.4 mm; 60 kg/hr carrot processing, ≥85 % extraction • Easy tool‑free disassembly for cleaning; separate juice/pulp collection • Automatic overload shutdown, manual reverse mode, integrated stand with casters • ≤150 kg total weight; lift‑gate delivery required