Page 14 - Heat_Exchanger_2020
P. 14

Deep Drilling
               Heat Exchangers


















              Serrated Cutting Edges             Serrated Cutting Edges              Deep Hole Drilling System
              Small Diameter Range:              Small Diameter Range:               Used for solid drilling in a single
              12-13.99 mm                        14-32.0 mm                          operation. Drilling heads are
              (Ø.472”-.550”)                     (Ø.551”-1.102”)                     available with brazed or indexable
                                                                                     inserts. Brazed head diameter
              Small Diameter Deep                Small Diameter Deep                 range: 8-65 mm (.315-2.56”),
              Drills with New Chip               Drills with 3 Chip                  Indexable head diameter range:
                                                                                     8-300 mm (.315-11.8”) and larger
              Splitting Insert Concept           Splitting Cutting Edges             upon request.
              Indexable LOGT inserts and         The TOGT inserts feature 3 chip     Special form heads for performing
              TRIDEEP drill bodies for drilling   splitting cutting edges, a positive   any other special contours.Head
              diameters down to                  rake chipbreaker and a wiper for    type connection configurations:
              12 mm (.472”) featuring high       high hole surface quality.          external threaded heads,
              performance and drilling           These inserts are available in      internal threaded heads.
              consistency, and easy insert       7 sizes, made from IC908, a
              replacement. The inserts have 2    versatile PVD coated grade. The
              cutting edges and a chip splitting   chip splitter produces narrow     Shank Types and
              insert.                            chips for efficient chip evacuation,   Cooling Methods
              The wiper on the insert assures    enabling high feed rates and highly   Single Tube System: Cooling
              excellent surface finish. In deep   accurate peripherally ground       fluid is induced through the gap
              holes, the serrated cutting edge   insert. Direct insert mount - no    between the drill and the hole,
              splits the chips into small parts   adjustment needed for accurate     conveying the chips through the
              to enable quick evacuation.        hole diameter.                      tube. Requires the use of dedicated
                                                 The drills carry the new economic   machines.
                                                 solid carbide guide pads.           Double Tube System: Cooling
                                                                                     fluid is induced between the
                                                                                     coaxial tubes, conveying the chips
                                                                                     through the inner tube. Can be
                                                                                     applied on standard machines.

























         14     ISCAR
   9   10   11   12   13   14   15   16   17   18   19