PRAD system PRAD SYSTEM S o l u t i o n t o o l PRoduct According to Demand PRAD system Version of special tapmanufacturing Case No.1 I need a M5 × 0.5 spiral fluted tap for stainless steel! Tapping Condition Standard blank Workpiece Materials SUS303 Machine MC Feed Synchronous feed Cutting Fluid Non-water soluble cutting oil Bore Hole Size φ4.56 Bored Hole Length 10mm(blind hole) Tapping Length 6mm Step 1 is grinding the flute. Tapping Speed 7m/min ◦ Next is grinding the cutting edge design suitable for tapping stainless steels The spiral fluted tap for ◦ With all grinding completed the stainless steel is now tap is oxide treated completed! Case No.2 I need a M20 × 2 tap that is resistant to chipping! Tapping Condition Standard blank Workpiece Materials SCM440 Machine MC Feed Synchronous feed Cutting Fluid Non-water soluble cutting oil Bore Hole Size φ18 Bored Hole Length 40mm(blind hole) Tapping Length 30mm Step 1 is grinding the flute. Tapping Speed 4m/min ◦ Modified flute shape for improved chip evacuation ◦ A special design of grinding relief to the back of A completed spiral fluted the threads up to the pitch diameter tap for forged parts in ◦ With all grinding completed the tap is oxide treated the heavy metalworking industry! PRAD-2