Surface grinding machine BM650/850

knifefor straight bladevertical

Product overview
The BM series is a compact, versatile knife grinding machine designed to sharpen a range of small linear blades. Two table lengths are available: 650 mm and 850 mm. With appropriate accessories the machine handles multiple blade types:

• planer blades
• small chipper/shredder knives
• small granulator blades
• disposable blades (Tersa, Weinig, Sinus, etc.)
• profiled hard-metal (Widia) inserts

Technical features

• Cast iron machine bed
• Automatic downfeed grinding head with automatic stop at preset height
• Tilting grinding head for concave/hollow profiles
• Carriage guides covered with replaceable hardened and ground steel strips
• Mechanical knife-mounting table rotatable 0°–90°
• Coolant pump included
• Chain-driven carriage
• Stepped blocks supplied to grind 4 overlapping planer blades simultaneously

Upon request

• Base/stand
• Magnetic chuck / magnetic table
• Variable carriage speed 1–11 m/min
• Two-speed carriage 5.5 / 11 m/min
• Edge reference bar
• External tank with additional pump
• 0° reference chuck
• Switch for travel adjustment / reduction of stroke
• Clamping tool for leather-cutting knives
• Magnetic chuck for hard-metal inserts
• Clamping devices for Tersa, Centrofix, Terminus, Kanefusa, Sinus, Weinig blades

Technical specifications

• Model / series: BM (available table lengths: 650 mm, 850 mm)
• Type: knife/linear-blade grinding machine
• Supported blade types: planer knives, small chipper knives, granulator blades, disposable blades (Tersa etc.), profiled hard-metal inserts (Widia)
• Machine bed: cast iron
• Grinding head: automatic downfeed with preset stop; tilting for hollow surfaces
• Guides: replaceable hardened and ground steel strips on carriage run
• Table: mechanical, rotatable 0°–90° with T-slot
• Carriage drive: chain driven; optional variable or two-speed settings
• Cooling: coolant pump included; external tank with pump optional
• Standard supply: stepped blocks and clamps for simultaneous sharpening of up to 4 overlapping planer blades
• Available accessories: magnetic chucks, special clamping tools, edge reference systems, base/stand, external tank and pumps