Stainless Steel Screw Conveyor for Rice Bean Flour Supplier


The stainless steel screw conveyor (also known as auger conveyor or screw feeder) is an automatic material feeding system designed for powder, granule, and small particle conveying. It is widely used in food processing, packaging lines, and industrial automation systems. Featuring fully enclosed construction, it ensures dust-free and contamination-free transport. The system can work independently or integrate with mixers and packaging machines for continuous automatic feeding. With stainless steel structure and adjustable control system, it delivers safe, hygienic, and efficient material handling for modern production lines.

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Product introduction of Stainless Steel Screw Conveyor

The stainless steel screw conveyor is a high-efficiency auger feeding system designed to transport non-sticky powders, grains, and granular materials. It is commonly used in automatic production lines where precise and continuous feeding is required.

The system supports integration with mixers, filling machines, and packaging equipment, enabling fully automated production workflows. Its enclosed design ensures product cleanliness while reducing manual labor and improving operational efficiency.

Working principle

Step 1. Materials such as powder or granules are loaded into the hopper.

Step 2. The vibrating hopper evenly distributes materials into the screw inlet.

Step 3. The auger screw rotates to lift materials upward in a controlled flow.

Step 4. Enclosed pipe structure transports materials without dust leakage.

Step 5. Materials are discharged into mixers, packaging machines, or storage systems.

Step 6. Forward and reverse rotation allows easy cleaning of internal residues.

Step 7. Dual motors independently control feeding and vibration for stable operation.

Product Parameter Table

Item Specification
Pipe Diameter Φ219 mm
Material #304 Stainless Steel / Carbon Steel
Output Capacity 12 m³/h
Hopper Volume 200 L (customizable)
Hopper Type Round / Square
Incline Angle Standard 45°; customizable 30° or 60°
Voltage Three-phase 380 V, 50 Hz
Power 3 kW

Screw Conveyor vs Belt Conveyor

Item Screw Conveyor Belt Conveyor
Material type Powder, granules Bulk solid items
Enclosure Fully enclosed system Open structure
Dust control Excellent Moderate
Automation level High Medium

Screw Conveyor vs Bucket Elevator

Item Screw Conveyor Bucket Elevator
Conveying method Horizontal/vertical screw lifting Vertical bucket lifting
Cleaning Easy reverse cleaning Moderate complexity
Material suitability Powder and granules Bulk and granular materials
Integration Strong with packaging machines Limited flexibility

Screw Conveyor vs Pneumatic Conveyor

Item Screw Conveyor Pneumatic Conveyor
Energy use Lower power consumption Higher energy requirement
Maintenance Simple structure Complex system
Dust control Enclosed system High dust control
Cost More economical Higher investment

Main Features

  • Fully automatic screw feeding system for powder and granules
  • Stainless steel construction ensures hygiene and corrosion resistance
  • Enclosed conveying system prevents dust leakage and contamination
  • Dual motor design for screw feeding and hopper vibration control
  • Adjustable hopper vibration amplitude for different materials
  • Forward and reverse screw rotation for easy cleaning
  • Detachable hopper design for quick installation and maintenance
  • Compatible with mixers and packaging machines
  • Suitable for continuous and batch feeding operations
  • Moveable and flexible installation design for production lines

Why Choose This Stainless Steel Screw Conveyor

  1. It provides fully automatic feeding for powder and granular materials.
  2. Enclosed design ensures clean, dust-free, and hygienic production.
  3. Supports seamless integration with packaging and mixing systems.
  4. Stainless steel structure ensures long-term durability and food safety.
  5. Dual motor control improves feeding stability and efficiency.
  6. Adjustable vibration system adapts to different material characteristics.
  7. Forward and reverse screw function simplifies cleaning and maintenance.
  8. Reduces labor cost and improves automation level in production lines.

Application Scenarios

  • Rice, salt, and sugar processing plants
  • Milk powder and food powder production lines
  • Soybean powder and grain processing systems
  • Automatic packaging machine feeding systems
  • Industrial mixer feeding and batching systems
  • Chemical powder conveying and filling lines
  • Agricultural grain and seed handling systems
  • Food-grade automated production workshops

Buying Guide

  1. Choose capacity based on production demand and feeding speed requirements.
  2. Confirm material type compatibility (powder, grain, or granules).
  3. Select stainless steel grade (SS304 or SS316) for hygiene requirements.
  4. Evaluate integration needs with mixers or packaging machines.
  5. Check whether vibration system is required for smooth feeding.
  6. Consider installation space and moveable configuration requirements.
  7. Confirm cleaning requirements and forward/reverse screw functionality.

FAQ

Q1: What is a stainless steel screw conveyor used for in production lines?

A1: It is used for automatic feeding and conveying of powder and granular materials into mixers, packaging machines, and processing equipment.

Q2: Can screw conveyor handle food-grade powder materials safely?

A2: Yes, stainless steel construction ensures hygienic and contamination-free transport for food-grade powders.

Q3: Is screw conveyor suitable for rice and flour conveying?

A3: Yes, it is widely used for rice, flour, salt, and other non-sticky granular materials.

Q4: Can screw conveyor be connected with packaging machines?

A4: Yes, it is designed for automatic feeding integration with packaging and filling systems.

Q5: How does screw conveyor prevent dust during operation?

A5: It uses a fully enclosed pipe design to eliminate dust leakage during material transport.

Q6: Is cleaning of screw conveyor easy for operators?

A6: Yes, the forward and reverse rotation function allows easy internal cleaning of the screw.

Q7: Can screw conveyor run continuously in industrial production?

A7: Yes, it supports continuous and automatic feeding for long production cycles.

Q8: What materials can be transported by screw conveyor?

A8: It can transport rice, flour, soybean powder, salt, sugar, and similar granular materials.

Summary

The stainless steel screw conveyor is a highly efficient and automated feeding solution for powder and granular material handling. With its enclosed dust-free design, dual motor system, and easy integration with packaging and mixing equipment, it significantly improves production efficiency and hygiene standards. Its versatility, durability, and low maintenance requirements make it an ideal choice for food, chemical, and agricultural industries seeking reliable automatic material conveying systems.

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