MMCTECH Nexus 230 Series Super Seed Grader Machine
The MMCTECH Nexus 230 Series Super Seed Grader Machine is an advanced seed grader machine designed for high-precision seed grading, grain grading, size separation, air-assisted cleaning, and multi-fraction classification in professional seed processing plants, grain cleaning facilities, pulse processing lines, agricultural grading operations, and industrial seed grading plants. Developed under MMCTECH Seed Processing Machines & Equipment with Automation Solutions, the Nexus 230 Series provides efficient grading and separation solutions for North America and international markets.
This machine is designed for processors who need a reliable seed grading machine, grain grader machine, wheat grader machine, paddy seed grading machine, seed cleaner and grader, or seed cleaning and grading machine for commercial seed and grain processing operations. It combines super flat screen grading, helix air separation, dual air suction, adjustable sieves, and self-cleaning screen technology to support consistent product quality and industrial-scale performance.
Modern agricultural processing requires more than a basic grading separator. Seed producers, grain processors, pulse processors, and food ingredient facilities need equipment that can classify product by size, remove inconsistent material, reduce lightweight impurities, improve product uniformity, and prepare product for color sorting, gravity separation, seed treatment, bagging, packaging, or export. The MMCTECH Nexus 230 Series is engineered for these requirements with a strong focus on precision, continuous operation, and flexible product flow.
The Nexus 230 Series uses a super flat screen grading system supported by air-assisted separation. Product is fed into the machine and distributed across the screening section for accurate size and thickness classification. Adjustable screen sizes allow the machine to separate different product fractions according to crop type and final quality target. The helix grain separation and dual air suction support the removal of lightweight impurities, dust, husks, chaff, immature seeds, and light foreign material before and after screening. This helps improve final product purity and grading accuracy.
The machine is suitable for wheat, rice, corn, maize, soybeans, chickpeas, lentils, beans, peas, sesame seed, sunflower seed, barley, oats, rye, sorghum, paddy, pulses, legumes, oilseeds, grass seed, vegetable seeds, and specialty crops. It can be used as a standalone screen seed grader or integrated into a complete MMCTECH processing line with seed pre-cleaners, fine seed cleaners, gravity separators, destoners, color sorters, conveyors, seed treaters, bagging machines, silos, and automation control panels.
For seed producers, accurate grading helps improve seed lot quality, seed treatment consistency, planting uniformity, germination performance, and final packaging value. For grain processors, a consistent grain size improves downstream handling, storage, milling, dehulling, polishing, roasting, and packaging. For pulse and legume processors, proper grading supports better product presentation, export quality, color sorter performance, and customer acceptance. The Nexus 230 Series is designed to support these needs with durable construction and flexible configuration options.
The Nexus 230 Series can be installed after pre-cleaning and fine cleaning stages to perform size grading and classification before gravity separation, optical sorting, seed treating, bagging, or bulk loading. It can also be used before a color sorter to improve product uniformity and reduce the burden on optical sorting equipment. When product is already classified by size before optical sorting, the color sorter can operate with a more stable product layer and improved separation accuracy.
This machine is especially suitable for search and buyer needs such as seed grader for sale, grain grader machine, wheat seed grading machine, wheat seed grader, paddy seed grading machine, seed grading machine price, seed grader price, pulses grader, spiral seed grader, and seed cleaning and grading machine. While spiral seed graders are used for specific shape-based separations, the Nexus 230 Series is designed for screen-based size and thickness classification with air-assisted cleaning support.
MMCTECH manufactures the Nexus 230 Series for North American and international industrial electrical requirements. The system can be configured for 208 / 240 / 480 / 600 VAC – 3 Phase – 50/60 Hz depending on project requirements. Machine configuration, screen selection, air suction layout, automation level, product outlets, and integration options can be customized according to crop type, capacity target, facility layout, and final product specification.
Best Ideal Seed Grading Applications
Wheat, Rice, Paddy, Corn, Maize, Soybeans, Chickpeas, Beans, Lentils, Peas, Sesame Seed, Sunflower Seed, Barley, Oats, Rye, Sorghum, Pulses, Legumes, Oilseeds, Grass Seed, Vegetable Seeds, Grain Seeds, Specialty Seeds, and Food-Grade Agricultural Products.
Key Features of the MMCTECH Nexus 230 Series
- Super Flat Screen Seed Grader Design: Provides precise size and thickness classification for seeds, grains, pulses, and specialty crops.
- Helix Air Separation Support: Helps separate lightweight impurities and improve product purity during the grading process.
- Dual Air Suction System: Supports air-assisted cleaning before and after screening for improved final product quality.
- Adjustable Multi-Layer Screens: Screen configuration can be selected according to crop type, product size, and grading target.
- Self-Cleaning Screen System: Helps maintain screen efficiency and reduce clogging during continuous operation.
- Wheat and Grain Grading: Suitable for wheat grader machine, grain grader machine, paddy seed grading machine, corn grading, and rice grading applications.
- Pulse and Legume Grading: Supports chickpeas, lentils, beans, peas, soybeans, and other pulse grading operations.
- Color Sorter Preparation: Creates a more uniform product stream before optical sorting systems.
- Turnkey Line Integration: Can be combined with MMCTECH pre-cleaners, fine cleaners, gravity separators, destoners, color sorters, conveyors, bagging systems, and automation panels.
- North America Electrical Compatibility: Available for 208 / 240 / 480 / 600 VAC – 3 Phase – 50/60 Hz industrial standards.
Where the Nexus 230 Series Is Used in a Processing Line
The MMCTECH Nexus 230 Series can be installed after seed cleaning equipment to perform size and thickness grading before gravity separation, color sorting, seed treating, bagging, or packaging. It can also be used as part of a grain grading and cleaning machine line where wheat, rice, corn, paddy, soybeans, pulses, and specialty crops must be separated into consistent commercial sizes. In complete processing plants, the Nexus 230 Series works as a key grading separator between cleaning and final quality control.
Ideal Industries
- Seed Processing Plants
- Grain Cleaning Facilities
- Wheat Grading Operations
- Paddy and Rice Grading Lines
- Corn and Maize Processing Facilities
- Pulse Processing Plants
- Legume Processing Facilities
- Oilseed Processing Lines
- Grass and Garden Seed Processing Plants
- Food Ingredient Processing Facilities
- Export Preparation Facilities
- Agricultural Cooperatives
- Industrial Seed Grading Plants
- Turnkey Seed Processing Facilities
Why Choose MMCTECH?
MMCTECH manufactures seed grading machines, seed cleaners, grain cleaning equipment, screen seed graders, gravity separators, color sorting systems, conveyors, bagging systems, silos, and automation solutions for agricultural processing facilities. The Nexus 230 Series is designed for processors who need accurate grading, air-assisted separation, professional screen grading, durable construction, and reliable integration into modern seed processing lines.
The MMCTECH Nexus 230 Series Super Seed Grader Machine is a strong solution for companies searching for a seed grader machine, seed grading machine, seed grader for sale, grain grader machine, wheat grader machine, wheat seed grading machine, paddy seed grading machine, seed cleaner and grader, seed cleaning and grading machine, seed grading machine price, seed grader price, pulses grader, screen seed grader, industrial grading separator, or efficient grading and separation solution for professional seed and grain processing.


















