Stainless Steel Screw Conveyor

Introduction

Stainless Steel Screw Conveyors are fully enclosed, corrosion-resistant systems designed to transport powders, granules, and semi-solid materials. They are ideal where contamination must be avoided—such as food, pharmaceutical, chemical, and environmental applications—offering clean, reliable, and compact material handling.

Specifications

Parameter	Typical Range & Details
Material	SS 304 or SS 316L housing & auger
Screw Diameter	100–1,250 mm (4″–50″)
Length	2–70 m, customizable
Capacity	Up to ~142 m³/h (9–134 tph)
Speed	20–150 rpm
Temperature Tolerance	Up to 200 °C
Orientation	Horizontal, inclined, vertical
Flight Options	Continuous, paddle, cut & folded; tubular or U-trough
Drive	TEFC motors with gearboxes; VFD optional; ATEX available
Seals & Bearings	Food-grade seals, hanger bearings, inspection ports

Ideal Applications

• Food & Beverage – Flour, sugar, spices, grains—perfect for wash-down, hygienic environments
• Pharmaceutical & Healthcare – Accurate and sanitary conveying of API powders, granules
• Chemicals & Plastics – Corrosion-resistant conveying of powders, resins, and additives
• Environment & Wastewater – Dewatering of sludge, biosolids, and solid waste
• Agriculture & Feed – Transporting animal feed, flour, seeds, grains with sanitary standards
• Mining & Minerals – Handling abrasive/corrosive powders with robust stainless design

Key Features & Benefits

• Hygienic & Cleanable: Polished SS 304/316L, smooth interiors, quick-access covers
• Corrosion & Chemical Resistance: Suitable for acidic/alkaline materials
• High-Temperature Capability: Operates reliably up to 200 °C+
• Sealed Enclosure: Dust-tight conveying supports cleanroom and environmental standards
• Versatile Configurations: Horizontal, inclined, or vertical feed systems as needed
• Durable & Low-Maintenance: Stainless construction resists wear with minimal upkeep

Parab Conveyor Systems' Custom Solutions

• Design Optimization: Custom screw diameter, pitch, and length to match capacity
• Material Compatibility: Choose 304 or corrosion-resistant 316L based on media and environment
• Flight Configuration: Continuous, cut flights, paddles, as needed
• Mounting Options: Horizontal/U-trough, inclined, vertical installations
• Drive Controls: TEFC gearmotor with VFD, explosion-proof options
• Hygiene & Cleanability: CIP-ready covers, washdown seals, USDA/FDA compatible
• Support & Services: CAD layouts, installation, operator training, maintenance kits, spare parts

Typical Use Cases

• Feed/flour transport into mixers or packing lines
• Pharmaceutical ingredient dosing into batchers
• Sugar or spice conveying in food prep lines
• Sludge lift in wastewater treatment plants
• Chemical additive feeding systems
• Grain intake at agricultural feed facilities

Request a Custom Quote

Need a custom Stainless Steel Screw Conveyor engineered for your material, space, and hygiene requirements? Let Parab's specialists design a tailored system—drop us your specs and we'll handle the rest.

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