The SANY SY390C-10HD GraMa+ is a 37-ton class mining excavator designed for high-intensity stone and mining operations. Equipped with a fuel-efficient CRDi engine and next-generation hydraulic system, it ensures higher digging force, smoother control, and faster cycle times. Built with heavy-duty boom, arm, and undercarriage, it delivers long service life, reduced downtime, and outstanding performance in granite and marble mines.

Powerful & Fuel-Efficient Engine

• High-performance Isuzu CRDi engine delivers strong torque for continuous mining duty.
• Best-in-class fuel efficiency reduces operating cost in heavy excavation cycles.
• Optimized power curve ensures stable output under extreme load conditions.
• Lower emissions with high reliability for long-hour quarry operations

Advanced Hydraulic System for Mining Power

• Next-gen hydraulic system minimizes pressure and flow losses for faster response.
• Power Boost function increases digging force when cutting hard rock.
• 21% higher swing torque improves productivity in block lifting operations.
• Optimized pump matching ensures smooth multi-function operation without power lag.

Heavy-Duty Structure for Granite & Marble Mining

• Newly developed HD boom, arm, and bucket built for extreme impact loads.
• 23% higher track shoe thickness improves durability in abrasive quarry conditions.
• Reinforced upper and lower frames enhance stability while handling large stone blocks.
• Three-stage fuel filtration system protects engine in dusty mining environments.

Intelligent Control & Operator Comfort

• Dynamic Optimization Matching Control System (DOMCS) balances power and fuel efficiency.
• 10-inch intelligent touchscreen provides real-time machine monitoring.
• Spacious automotive-grade cabin reduces operator fatigue during long shifts.
• Keyless start and ergonomic joysticks improve ease of operation and safety.

Easy Maintenance & High Serviceability

• 30% more spacious engine and hydraulic pump compartments simplify servicing.
• Long service intervals – hydraulic oil up to 5000 hours.
• Centralized filtration system extends component life and reduces downtime.
• MySANY remote monitoring enables real-time machine health tracking.