Arnold Gruppe 72/350 Cropping Saws

Arnold Gruppe 72/360 Cropping Saws Quantity 8 available Running until March 1, 2016 De-installed in July/August 2016 Vintage: 2010-2011 Ø Can process Multi or mono squared ingots from 50mm to 550mm length Ø Automatic robotic loading to a tool cluster or manual load Ø High machine availability: 97% to SEMI E10 standard Ø Equipped for manual and fully automatic loading, for instance with help of an industrial robot Ø Thin blade water hydraulic guidance for thin diamond cutting discs Ø ~kerf loss < 1.7 mm Ø Compact design Ø Very low tool costs ~ wheel life time between 12.000 and 15.000 cuts Ø Cutting force control for an optimized cutting process and to avoid tool damages caused by SiC-inclusions Ø Cut off less than 10mm with vacuum chuck possible Ø Work piece length: 50 - 550 mm Ø Work piece format: 120 x 120 mm² / 160 x 160 mm² Ø Disc diameter: 550 - 700 mm Ø Cutting speed: 30 - 80 m/s Ø Cutting feed: 6 - 60 mm/min Ø Cutting length: max. 400 mm Specifications: Ø Arithmetical surface roughness Ra <= 0.6 µm Ø Average surface roughness Rz <= 6 µm Ø Parallelism