Er. Nurul Haque
Chartered Engineer in mechanical | Mill Liner Specialist | Composite Liner Design | Steel-to-Composite Conversion | DEM Simulation (ROCKY/EDEM)
- Role
- Head of Design at Bmhequip
- Location
- Kolkata, WB, IN
- LinkedIn followers
- 500 followers
About Er. Nurul Haque
Mechanical Engineer & Chartered Engineer (C Eng) with 22+ years of experience in bulk material handling and grinding mill liner solutions, engineering solutions & consultancy. For the last 15+ years, I have specialized in mill liner design, modification, and performance optimization for mining and mineral processing industries worldwide. Core Expertise:Ball, SAG & Rod mill liner design & optimizationComposite liner design & steel-to-composite conversionsDEM simulations (HELIX/EDEM) for charge trajectoryWear report analysisLifter profile optimization for improved throughput & liner lifeShutdown planning, installation supervision & performance audits Key Achievements:Increased liner life by 15–20% using DEM-optimized designsDelivered 10% throughput gain on a 3.2 × 4.5 m ball mill through liner profile modificationExecuted steel-to-composite conversions, reducing liner weight by 20–25% and cutting downtimeDeveloped in-house liner design software logic, streamlining global projectsI have collaborated with teams across Canada, Australia, South Africa, USA, Sweden, and India, providing customized liner solutions that deliver lower cost per ton, higher mill availability, and optimized grinding efficiency.
Experience
Head of Design
Nov 2025 — Present · Kolkata, IN
Head of design and chief technical designer for BMH equipment and consumables
Education
Birla Institute of Technology, Kolkata
Diploma, Mechanical Engineering
Institution of Engineers of India (IEI), Kolkata
AMIE, Mechanical Engineering
Kalinga University, Raipur
Bachelor of Technology - BTech, Mechanical Engineering
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