Industrial Mineral
MasteryMastery at
Monolithic Scale
India's premier processor and bulk supplier of high-purity minerals for steelworks, foundries, civil engineering, and chemical synthesis.
Continuous Plant Feeds
Years of Excellence
Lab Certified Purity
Logistical Uptime
Vertically Integrated
Mineral Supply Chain
Vinraj Minechem bridges raw geological extraction with mission-critical 24/7 heavy manufacturing—delivering precision-graded minerals that power India's steel, cement, chemical, and construction industries.
Geological Extraction
Premium mineral deposits sourced from certified quarries across India, ensuring consistent chemical composition and optimal granulometry from the point of origin.
Quality Assurance
Every batch undergoes rigorous lab testing—XRF analysis, LOI measurement, and particle distribution profiling—guaranteeing purity that meets the strictest metallurgical and chemical standards.
Industrial Delivery
End-to-end logistics engineered for heavy industry: bulk freight, containerized shipments, and 24/7 dispatch coordination to steelworks, foundries, and synthesis plants nationwide.
The Mineral
Matrix
Six families of precision-graded industrial minerals, each engineered for specific thermal, chemical, and mechanical demands.
Limestone
Foundation of Industrial Chemistry
Dolomite
Dual-Carbonate Precision
Bentonite
Superior Swelling Capacity
Quartz / Quartzite
Ultra-Pure Silica
Calcined & Hydrated Lime
Reactive-Grade Processing
Calcined Dolomite (Dololime)
Refractory-Grade Excellence
Built for
Uncompromised Scale
Vertically integrated infrastructure from quarry to dispatch gate. Every link in the chain is engineered for reliability, tested for quality, and optimized for volume.
Pan-India Logistics Network
Fleet of heavy-duty bulk carriers and containerized shipments coordinated 24/7 for steelworks, cement plants, and chemical facilities across all major industrial belts.
In-House Laboratory
XRF spectroscopy, particle size analysis, and LOI testing on every production batch—ensuring chemical composition meets your exact metallurgical specifications.
Strategic Stockyards
Covered and open storage facilities at mine-head and transport hubs, maintaining buffer inventory for uninterrupted supply during peak demand cycles.
Certified Quality Systems
ISO-aligned quality management with documented traceability from quarry face to customer gate. Every shipment carries a Certificate of Analysis.
Continuous Plant Operations
Rotary kilns, ball mills, and crushing lines running around the clock with real-time monitoring to ensure consistent output quality and volume.
Custom Grading & Sizing
Multi-stage screening and classification systems to deliver any specification—from coarse lumps to ultrafine powders—tailored to your process requirements.
Start Your
Supply Partnership
Whether you need a single truckload or a multi-year supply contract, our team is ready to engineer the right mineral solution for your operations.
33A Jawaharlal Nehru Road,
Kolkata, West Bengal, India
Monday – Saturday
9:00 AM – 6:00 PM IST
Plant operations run 24/7