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GRAFS GR-2400e

The GRAFS GR-2400e grinder is a machine designed for production plants, sharpening workshops, as well as the woodworking, paper, and metal industries. It is ideal for sharpening guillotine knives, chipper blades, granulator knives, planer knives, or paper guillotine knives — available for both HM and HSS versions.

This is a fully modern construction built in Poland, based on top-quality components (Mitsubishi, Schneider, INA). Automated processes, precise settings, and intuitive operation ensure high sharpening quality and operator comfort, even under heavy-duty conditions.

Technical data:
Gujdpod Tc Haefx Acuoh

• Mitsubishi 7" Touch Screen HMI operating panel
• Mitsubishi PLC controller
• Mitsubishi inverter for carriage/traverse speed adjustment
• Internet communication system for remote GRAFS technical support
• 11 kW (15 HP) grinding wheel motor, 400-3-50 Hz
• Ø250 mm aluminum-mounted corundum grinding wheel (segmented wheel available upon request)
• Quick-change grinding wheel system, wheel adapter with 3 clamping screws (compatible with any wheel type)
• Reversible rotation—left/right—for grinding wheel
• 180 x 2400 mm electromagnetic chuck; grinding area: 180 x 2400 mm
• T-slot on the opposite side of the magnetic chuck (operator side)
• Rotary table gearbox with precision angular scale, table rotation range: ±120°
• Rapid vertical lowering/raising of grinding wheel (via switches) and fine handwheel adjustment
• Automatic grinding wheel feed (downward), controlled by Mitsubishi PLC (0.001–0.05 mm)
• Automatic work cycle (roughing, spark out)
• Variable carriage speed from 1 to 16 m/min
• Coolant nozzles on both sides of the grinding motor
• Longitudinal head angle adjustment from 0° to 5° (allows for flat surface grinding)
• External coolant tank with pump
• Magnetic coolant filter MODEL MS
• Replaceable hardened steel guideways—2 on top, 2 on both sides of main carriage guide
• INA travel rollers, including one on an adjustable cam
• Robust machine body (10 mm thick steel sheets), ribbed, welded, and mechanically stress-relieved construction
• Electrical cabinet equipped with Schneider, Omron, Mitsubishi components
• Safety guard with magnetic safety switch for the grinding wheel
• User manual and control panel menu in Polish/English/German/Czech/Spanish/French
• LED machine work area light

ON REQUEST:
• Various knife clamping systems
• Coolant separator with automatic paper filter
• Main grinding motor available in 5.5 kW, 7.5 kW, or 11 kW variants
• GRAFS GR knife grinders available in custom working lengths: 1200 mm, 1800 mm, 2100 mm, 2400 mm, 3000 mm
• Full bellows covers for the machine frame
• Mist collector

100% made in Poland. We are an experienced grinding workshop—12 years on the market. We implement complete sharpening systems from scratch and share our full know-how. Delivered with documentation, CE Declaration, and manuals in PL/EN/DE and other languages.

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