Driving Performance in Mineral Processing

Minerals

RNS ENGINEERS PVT LTD delivers end-to-end EPC solutions across the mineral processing value chain, supporting mining and industrial clients with high-efficiency crushing, screening, grinding, material handling, and beneficiation systems.
With strong engineering capability, process-driven design, and hands-on construction expertise, we develop plants that increase throughput, reduce downtime, and lower operating costs. Our solutions integrate mechanical excellence, automation, safety, and sustainability—ensuring reliable performance in even the most demanding geological and operational environments.

Key Highlights

Complete EPC delivery for crushing, screening, grinding & beneficiation plants
Expertise across iron ore, copper, limestone, aggregates, coal & industrial minerals
In-house engineering for process design, flow sheets, structural & mechanical works
Material handling systems with conveyors, silos, storage & transfer solutions
Safety-focused execution with ISO-certified QA/QC and HSE protocols
Integration of automation, SCADA, process controls & real-time monitoring

Testimonials

Vinod Vaisakan
Mechanical HOD – Maruti Cement, Nepal

“Excellent operational support and an experienced team.”

Mr. Goutham
Project Team – TRP Projects

“Maintained relevant HSE standards and delivered projects with utmost quality.”

Parasuram
Civil Projects

“Flawless engineering within the committed time frame.”

Devkishan Sharma
HZL – E&I Head

“Efficient automation solutions with reliable system integration, improving plant performance, safety, and operational consistency.”

Sathish Kumar
Dalmia Cement

“Organized and structured execution with day and night dedication to commitment.”

Core Capabilities

Fabrication Facilities

Crushing & Screening Plants

We design and build mineral crushing and screening systems tailored for capacity, material characteristics, and operating conditions.

Our Scope Includes:
  • Primary, secondary & tertiary crushing systems
  • Vibrating screens, feeders & dust suppression systems
  • Modular, skid-mounted or custom-built configurations
  • Wear-resistant materials & optimized liner designs
  • Complete civil, structural, mechanical & E&I works

Each system is engineered for high uptime, energy efficiency, and consistent output gradation.

Grinding & Classification Systems

RNS ENGINEERS executes ball mill, rod mill, vertical mill, and HPGR-based grinding circuits supported by advanced classification solutions.

Capabilities include:
  • Mill foundations, shell alignment & critical erection
  • Hydrocyclones & air classifiers
  • Slurry handling systems
  • Process flow and mass-balance engineering
  • Automation, instrumentation & control logic

Our grinding solutions improve recovery, enhance mineral liberation, and ensure stable plant operation.

Quality Control
Mechanical Works

Beneficiation & Mineral Recovery

We deliver complete beneficiation circuits for metallic and non-metallic minerals.

Expertise spans:
  • Gravity separation (spirals, jigs, shaking tables)
  • Magnetic separation (LIMS/HIMS)
  • Flotation systems with reagent dosing
  • Dewatering – thickeners, filters & drying units
  • Tailing management & recycling solutions

All plants are engineered to meet environmental compliance and maximize mineral yield.

Galvanizing Facilities

Bulk Material Handling Systems

RNS ENGINEERS provides integrated material movement and storage systems designed for rugged mining operations.

Scope includes:
  • Belt conveyors, stackers & reclaimers
  • Silos, hoppers & surge bins
  • Transfer towers & galleries
  • Loading/unloading systems
  • Dust extraction & suppression units

We optimize system efficiency through reduced spillage, improved wear life, and intelligent automation.

Process Engineering & Plant Design

Our multidisciplinary engineering teams prepare detailed designs across process, mechanical, electrical, civil, and structural disciplines.

Design capabilities:
  • Process flow diagrams (PFD), P&IDs & flow sheets
  • Mass balance & metallurgical circuit optimization
  • Structural steel layouts & dynamic analysis
  • Electrical load lists, control architecture & SCADA
  • 3D modeling & clash detection

Each design is reviewed for operability, maintainability, and lifecycle performance.

Automation Systems
Mechanical Works

Construction, Erection & Commissioning

We provide complete site execution under strict safety and quality systems.

Services include:
  • Civil & foundation works
  • Structural erection & mechanical assembly
  • Conveyor installation & alignment
  • Electrical, instrumentation & control integration
  • Testing, commissioning & performance guarantee runs

Our teams ensure timely delivery even in remote and challenging mining environments.

Operation, Maintenance & Upgrades

Beyond EPC execution, RNS ENG supports clients with ongoing services:

  • Annual maintenance contracts
  • Wear part optimization & replacement
  • Process audits & debottlenecking
  • Automation upgrades (PLC/DCS/SCADA)
  • Remote monitoring & predictive maintenance

These services enhance plant life, throughput, and cost efficiency.

Automation Systems

Quality, Safety & Sustainability

Our systems are governed by:

Certified Systems

  • ISO 9001:2015 – Quality
  • OHSAS 18001:2007 – Occupational Health & Safety
  • ISO 3834 – Welding Quality Management

We incorporate energy-efficient equipment, water recycling systems, and dust-mitigation technologies to support sustainable mining practices.

Landmark Projects

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7.8 MW Padampur Biomass Power Plant – Rajasthan

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8 MW Tonk District Biomass Plant – Rajasthan

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Agro-Residue Based Energy Systems – Pilot Sites across North India

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Landmark Projects

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Panel room

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220 kv sub station

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Switch yard 220 kv , 132 kv

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