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How Aman’s Advanced Screening System Maximizes Mixed Pulse Output

In today’s fast-paced agro-processing industry, precision, efficiency, and product integrity are more crucial than ever—especially when handling diverse and delicate commodities like mixed pulses. From lentils and chickpeas to black gram and pigeon peas, each variety demands specialized care to preserve quality and meet strict market standards. As global demand surges and processing requirements grow more complex, leading manufacturers turn to advanced technology to maintain a competitive edge. At the forefront of this transformation is Aman, whose state-of-the-art mixed pulses vibrating screen machine is redefining how pulses are cleaned, graded, and prepared for market with unmatched accuracy and reliability.

Flour Milling Machine
Flour Milling Machine

The Strategic Evolution of Pulse Processing Technology

In the evolving landscape of agricultural mechanization, the handling of mixed pulses presents an increasingly complex challenge. From chickpeas and lentils to black gram and pigeon peas, mixed pulses vary significantly in size, density, and moisture content. These variations necessitate a processing system capable of delivering precision without compromising throughput. Modern food industries demand consistency, hygiene, and classification accuracy—criteria that traditional equipment often fails to meet. This is where Aman, a pioneering manufacturer in agro-processing technology, introduces a game-changing innovation: a comprehensive screening system that integrates vibratory engineering with high-precision sorting logic to revolutionize mixed pulse output.

The cornerstone of this transformation lies in the meticulous integration of high-frequency vibratory screens with real-time separation technology. Aman‘s system processes pulses in a multi-stage sequence, utilizing calibrated oscillation frequencies to sort grains with surgical precision. Each stage targets a specific characteristic—size, density, and integrity—ensuring that all undesirable elements are expelled efficiently. The use of durable stainless-steel screens, customized aperture dimensions, and anti-blinding devices ensures uninterrupted performance across varying loads.

Crucially, the system is designed for scalability. Whether deployed in a small-scale mill or a large export-focused facility, its modular architecture allows seamless adaptation. As processing volume increases, operators can easily add more screening decks or link multiple units without reengineering the production line. This adaptability is pivotal for processors navigating volatile demand cycles and diversified product lines.

The machinery’s construction reflects the most rigorous standards in the industry. Heavy-duty frames resist structural fatigue, even during prolonged operation, while intelligent suspension systems reduce vibration transmission to the plant floor. The machine’s self-cleaning mechanism further reduces downtime, ensuring longer operational windows and minimal manual intervention.

commercial-sieve-machine

Engineering Purity: Sieve Technology for Grading and Impurity Removal

The purity and classification of pulses determine their marketability and end-use value. Accurate separation is not just a matter of aesthetics—it impacts cooking behavior, shelf stability, and safety compliance. The need to grade and sieve out impurities such as stones, husks, broken kernels, and dust has never been more paramount. In response, Aman has deployed an advanced sieving architecture that harnesses the synergistic capabilities of its proprietary commercial sieve machine and sieve shaker machine technologies.

The commercial sieve machine serves as the initial defense mechanism in the impurity removal process. It utilizes synchronized vibratory motion and layered mesh screens to separate coarse impurities from the bulk material. Designed to accommodate high volumes of mixed pulses, this machine ensures that foreign bodies—such as twigs, plastic particles, and clods of soil—are removed early in the process, reducing the risk of downstream contamination. Its self-tensioning mesh decks and anti-choke configurations provide an uninterrupted flow, making it indispensable for facilities with demanding output targets.

Once preliminary impurities are eliminated, the sieve shaker machine takes over, introducing high-frequency vibration to achieve fine gradation. This stage is particularly important after shelling, when pulses are more vulnerable to breakage and fragmentation. The shaker’s precisely controlled amplitude and frequency ensure that only whole, properly formed pulses advance, while broken or lightweight particles are systematically separated. The technology’s gentle agitation preserves kernel integrity, a crucial factor in maintaining high recovery rates and premium-grade classification.

Beyond mechanical design, the integration of real-time monitoring systems enhances the accuracy of the grading process. Sensors track vibrational consistency, mesh integrity, and flow rates, sending feedback to a central control unit that dynamically adjusts operational parameters. This level of automation minimizes human error and ensures reproducibility across batches, essential for exporters who must meet strict compliance with food safety and quality certifications.

Moreover, the machine’s hygienic design supports frequent sanitation protocols. With tool-free access to contact surfaces and food-grade materials used throughout, the system aligns with global regulatory standards such as FSSC 22000 and ISO 22000. By engineering a solution that combines sanitation, scalability, and precision, Aman delivers far more than just a mechanical separator—it provides a turnkey solution for excellence in pulse processing.

commercial sieve machine

Real-World Impact: Enhancing Output, Quality, and Operational Efficiency

The empirical outcomes associated with the adoption of Aman‘s screening system are both measurable and transformative. Facilities integrating this technology report significant improvements in yield, quality consistency, and operational uptime. By combining precise vibratory action with intelligent screening algorithms, the system enhances sorting efficiency by up to 30% compared to conventional alternatives. This uplift translates directly into higher revenue per metric ton, as more pulses meet premium-grade specifications suitable for international export.

One of the most critical enhancements pertains to yield optimization. In traditional systems, over-reliance on mechanical force often results in the inadvertent breakage of delicate pulses, reducing their market value. Aman mitigates this risk through the nuanced application of vibratory energy—strong enough to stratify materials efficiently, yet gentle enough to preserve kernel structure. The result is a dramatic reduction in rejections and an increase in grade-A output, especially important in competitive markets such as India, Canada, and Southeast Asia.

Another advantage is workflow efficiency. In legacy systems, impurity accumulation and screen blinding necessitate frequent stops for cleaning and recalibration. The self-regulating mesh systems in Aman‘s machinery minimize these disruptions, supported by continuous self-diagnostics and preventive maintenance alerts. This ensures uninterrupted processing over extended operational shifts, reducing per-unit processing cost and maximizing labor efficiency.

Furthermore, the system’s compatibility with smart factory ecosystems allows for integration with enterprise resource planning (ERP) and manufacturing execution systems (MES). Operators can remotely monitor key performance indicators such as throughput, contamination levels, and screen wear. Historical data trends enable predictive maintenance, while real-time dashboards support rapid decision-making. This not only enhances traceability but also elevates plant-wide productivity benchmarks.

Finally, the environmental footprint of the machinery deserves recognition. Equipped with energy-efficient motors and low-vibration suspension mounts, the system reduces energy consumption per ton processed. Its quiet operation, combined with minimal emissions and dust escape, makes it ideal for indoor installations in both rural and urban processing zones.


In an industry where micro-efficiencies translate into macro-advantages, Aman‘s advanced screening system stands as a definitive benchmark for pulse processing innovation. By integrating robust engineering with intelligent design, it transcends the limitations of legacy machinery to deliver enhanced yield, reduced waste, and superior product consistency. With its ability to grade and sieve out impurities accurately after shelling, and its incorporation of high-performance commercial sieve machine and sieve shaker machine technologies, Aman equips pulse processors with the tools needed to thrive in a global marketplace defined by quality, compliance, and operational excellence.


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