Double Deck Seed Grader Machine – Classic SG-002 Series

Model No: SG-002 Series

The MMCTECH SG-002 Double Deck Seed Grader Machine is a compact and economical grading solution for seeds, grains, pulses, and agricultural products. Featuring a double deck screening structure, brush-assisted screen cleaning, and up to 5,000 lbs/hour capacity, the machine delivers accurate size classification for wheat, corn, soybean, sunflower, sesame, pulses, and specialty crops.

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MMCTECH Double Deck Seed Grader Machine – Classic SG-002 Series

The MMCTECH SG-002 Double Deck Seed Grader Machine is a reliable and economical seed grading solution designed for agricultural processing facilities, seed conditioning plants, grain cleaning operations, pulse processing facilities, and commercial farming businesses. As part of the MMCTECH Classic Series, this machine combines proven screening technology with a durable double deck structure to efficiently separate products according to size, thickness, and grading requirements.

Designed for seed grading, grain sizing, and product classification, the SG-002 Series helps processors improve product uniformity, market value, and final product quality. The machine is suitable for wheat, barley, oats, corn, soybean, sunflower seed, sesame seed, rice, canola, lentils, peas, chickpeas, beans, grass seed, vegetable seed, flower seed, and many specialty agricultural products.

The double deck screening design allows multiple grading fractions to be produced in a single pass. Products are distributed evenly across the screen surfaces where carefully selected perforated screens separate oversize, marketable product, and undersize material. This grading process improves product consistency and increases downstream processing efficiency.

The SG-002 utilizes a mechanical vibratory screening system that delivers stable product movement across the screens. Integrated screen cleaning brushes help maintain screen efficiency by preventing blockage and ensuring continuous grading performance. This feature is particularly important when processing products that contain dust, broken material, or varying moisture conditions.

As an economical grading machine, the Classic SG-002 Series remains a popular choice for facilities seeking dependable performance without the complexity of larger industrial systems. The machine is frequently installed after pre-cleaning equipment and before gravity separators, color sorters, seed treaters, bagging systems, or packaging lines.

The machine supports seed cleaning and grading operations where accurate product sizing is essential for market acceptance, export requirements, planting quality, and processing consistency. Uniform product size improves seed treatment coverage, packaging accuracy, gravity separation efficiency, and optical sorting performance.

Applications

  • Seed Processing Plants
  • Commercial Seed Conditioning Facilities
  • Grain Cleaning Operations
  • Pulse Processing Facilities
  • Oilseed Processing Plants
  • Grass Seed Processing
  • Vegetable Seed Processing
  • Seed Production Companies
  • Agricultural Cooperatives
  • Export Preparation Facilities

Suitable Products

  • Wheat
  • Barley
  • Corn
  • Soybean
  • Sunflower Seed
  • Sesame Seed
  • Rice
  • Canola
  • Lentils
  • Peas
  • Beans
  • Chickpeas
  • Grass Seeds
  • Vegetable Seeds
  • Flower Seeds
  • Specialty Crops

Advantages

  • Double deck grading system.
  • Accurate size classification.
  • Integrated screen cleaning brushes.
  • Economical operation and maintenance.
  • Continuous grading performance.
  • Suitable for numerous crop types.
  • Easy screen replacement.
  • Compatible with complete MMCTECH processing lines.

The MMCTECH SG-002 Double Deck Seed Grader Machine is an ideal solution for processors searching for a seed grading machine, grain grader, seed sorter, wheat grader, corn grader, soybean grading machine, pulse sorting machine, vibratory seed sorter, agricultural seed processing equipment, or seed cleaning and grading machine. Designed for North America and international markets, the SG-002 delivers dependable grading performance and long-term operational reliability.

MMCTECH SG-002 Double Deck Seed Grader Models & Specifications

The MMCTECH SG-002 Double Deck Seed Grader belongs to the Classic Seed Grader Series and is designed for economical seed grading, grain sizing, pulse classification, and agricultural product separation. The machine utilizes a double deck screening structure with integrated screen cleaning brushes to maintain consistent grading performance.

Machine Name Double Deck Seed Grader
Machine Code SG-002 Series
Series Type MMCTECH Classic Series
Machine Type Double Deck Vibratory Screen Grader
Screen Configuration Double Deck Screening System
Cleaning System Brush Assisted Screen Cleaning
Product Outlets Oversize, Main Product, Undersize
Grading Capacity Up to 5,000 lbs/hour (2,270 kg/hour) depending on product type
Suitable Products Wheat, barley, corn, soybean, sunflower, sesame, rice, canola, pulses, beans, chickpeas, grass seed and vegetable seed
Electrical Standard 208 / 240 / 480 / 600 VAC – 3 Phase – 50/60 Hz

The SG-002 Series is commonly installed in seed processing plants, grain cleaning facilities, pulse processing operations, and agricultural grading systems where accurate size classification and dependable operation are required.

Technical brochures, screen configurations, installation drawings, electrical requirements, operating manuals, spare parts information, machine layouts, and project-specific documentation for the MMCTECH SG-002 Double Deck Seed Grader are available upon request.

MMCTECH provides engineering assistance for seed grading systems, grain cleaning equipment, pulse sorting lines, agricultural processing facilities, and complete turnkey seed processing plants. Documentation can be prepared according to your crop type, capacity requirements, facility layout, and electrical standards.

Please contact our engineering department to request technical documentation and project support.

Email: [email protected]

Frequently Asked Questions

Frequently Asked Questions About Double Deck Seed Grader Machines



What is a Double Deck Seed Grader Machine?


A Double Deck Seed Grader Machine uses two screening levels to separate seeds, grains, and agricultural products according to size and thickness.



How does the SG-002 Seed Grader work?


The machine uses vibratory screen motion and multiple screen layers to separate oversize, marketable, and undersize materials in a single pass.



What products can be processed?


The SG-002 can process wheat, barley, corn, soybean, sunflower seed, sesame seed, rice, pulses, beans, chickpeas, grass seed, and vegetable seeds.



What is the capacity of the SG-002?


The machine can process up to 5,000 lbs/hour (2,270 kg/hour), depending on crop type, moisture content, and screen selection.



Why is seed grading important?


Seed grading improves product uniformity, planting quality, packaging consistency, and downstream processing performance.



Can the machine be used as a grain grader?


Yes. The SG-002 is widely used as a grain grader for wheat, barley, corn, and similar agricultural products.



Does the machine include screen cleaning?


Yes. Integrated brush cleaners help prevent screen blockage and maintain grading efficiency.



Can screen sizes be changed?


Yes. Different screen perforations can be installed to match specific crop and grading requirements.



Can the machine be integrated with other equipment?


Yes. The SG-002 can be connected to pre-cleaners, gravity separators, color sorters, conveyors, and bagging systems.



Is the SG-002 suitable for commercial seed processing plants?


Yes. It is designed for continuous operation in commercial agricultural processing facilities.



Can it process pulses and legumes?


Yes. Lentils, beans, peas, chickpeas, and other pulses can be graded efficiently.



What is the difference between a seed grader and a seed cleaner?


A seed cleaner removes impurities, while a seed grader classifies products according to size and thickness.



Can MMCTECH customize the machine?


Yes. Screen configurations, discharge arrangements, and integration options can be customized according to project requirements.



Does MMCTECH provide complete processing plants?


Yes. MMCTECH manufactures complete seed processing systems, grain cleaning facilities, pulse processing lines, and industrial automation solutions.

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