250mm K20 Tungsten Carbide Disc Cutter for Cutting PCB Board

• Certification：ISO9001:2008
• Tooth Form：Flat Tooth
• Diameter：250mm
• Function：Cutting
• Shape：Hole Saw Blade
• Coating：Uncoated

=== Base Info ===

• Model NO.：250mm
• Type：Carbide Saw Blade
• Outer Diameter：250mm
• Inner Diameter：70mm
• Thickness：3.5mm
• Grade：Yg8
• Grain Sizes：Medium Grain Size
• Density：14.8g,cm3
• Hardness：89.5hra
• T.R.S：2800MPa
• Co：8%
• Wc：92%
• Transport Package：25kg. Carton
• Specification：OD250*ID70*T3.5MM
• Trademark：ZZUP
• Origin：Zhuzhou, Hunan, China
• HS Code：820900100
• Production Capacity：100000PCS,Month

=== Description ===
GradeDensity  g/cm3T.R.S  Mpa  Hardness   HRAPerformance & application recommendedISO codeYG6X14.9185092Fine grain alloy, good wear resistance. Semifinishing of chilled cast iron, non-ferrors metals alloys, semi-finishing and finishing of hardened steel, alloy steel.K10YG614.9245090.5High wear resistance, bending strength, suitable for electronic industry with the disc cutting knife.K10YG814.8245090.5High strength ,impact and shock resistance higher than YG6X,,but wear resistance and cutting speed comparatively lower.Roughing of cast irons,non-ferrors metals and their alloys as well as non metallic materials at low cutting speedK20YG10X14.7232089.5High strength in use, impact and shock resistance higher than YG6, but wear resistance and cutting speed comparatively lower. Roughing of cast irons, non-ferrors metals and their alloys as well asK40YS2T14.5220091Fine grain alloy, good wear resistance. Used for processing hard wood,veneer board,PCB,PVC and metals.M10 

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