RAP400P / RAP400R: THE MANUFACTURE SERIES DESTINED FOR 75-DEGREE APPROACH ANGLE FACE MILLING OPERATIONS.
Q / R: THE FASTENING DESIGNATOR SIGNIFYING SCREW-OFFSET RETENTION POCKETS BUILT FOR ANTI-CHATTER RIGIDITY DURING DEEP PROFILE SLICE ITERATIONS.
100: THE TOTAL OUTSIDE OPERATIONAL CUTTING MILLING DIAMETER MEASURING EXACTLY 100 MM (3.94 INCHES).
32: THE HIGH-PRECISION REAR PILOT BORE CONNECTION DIAMETER MEASURING 32 MM, MACHINED TO SEAT FLUSH WITH AN FMB32 / R8-FMB32 SERIES ARBOR EXTENSION CHUCK.
6: THE NUMBER OF INTERNALLY REINFORCED CHIP EVACUATION FLUTES (6-FLUTE FLANK CAPACITY / T-SLOT EDGE LOCATIONS).
CONSUMABLE COMPATIBILITY
THIS FACE MILL BODY IS PRECISION GROUND EXCLUSIVELY TO CARRY APMT 1604 OR APKT 1604 INDEPENDENT CARBIDE INSERTS (SUCH AS THE UNIVERSAL APMT 160408 DESIGNATIONS).
REINFORCED RAW MATERIAL BASE
ALLOY CORE SHANK STRUCTURE: FORGED CHASSIS PIECES ARE GENERALLY BULK MACHINED OUT OF 42CRMO EN HARDENED ALLOY STEEL.
STRUCTURAL RATING: COATED SURFACE HEADS ARE HEAT TREATED UP TO 50–55 HRC TO EXTEND ACCURACY OVER CONTINUOUS ROUGHING SHUTTLE LOOPS.