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                                                                                   TECHNICAL INFORMATION

3.5. High performance machine taps HSSE

              U sing o f m achine taps o f general purpose m ade o f the m olybdenum steel class HSS, provides good
results o f w o rk w ith conventional m achines w ith the standard cutting speed and it is te ch n ica lly and econom ically
ju s tifie d in m a n y ca se s o f u n ita ry o r sh o rt and m edium serial cutting. T h e re are cases, w h e re using th e tool o f the
h ig h e r purch a se price results in a sig n ifica n t low ering o f producing costs, b e cause o f sig n ifica n t in crease o f cutting
speed, tool durability as w ell as decrease o f labour consum ption and cost o f servicing the w o rk stand.
Such possibilities are given by using the high perform ance m achine taps.

                       Basic features of high performance machine taps

Blade material                        H igh speed steel H SSE, high speed pow der steel H S S E -P M and solid
                                      carbide V H M characterised w ith therm al and abrasion resistance

Heat treatment                        H igh hardness w ith preserving good ductility

Surface treatment                     U sing the su p e r hard coatings m ade o f titanium nitride TiN, titanium
                                      carbonitride TiC N, titanium -alum iniu m nitride TiAIN o r alum inium -
                                      chrom ium nitide A lC rN and passivation O X

Working part geometry                 A dopting to each m aterial group w ith various w orkability

                                      Super hard coatings properties

Symbol I o erliko n                   Name              Color         Hardness Max temp,                        Usage

                 | balzers coating |                     G o ld       HV 0,05                            usage

TiN    BALINIT A                      Titanium nitride                2300                               600            U n iv e rs a l
                                                                      3000                               400
TiCN   BALINIT B                        Titanium         Blue grey    3300                               900     D ifficult workable,
TiAIN                                 carbonitride      G rey violet  3000                               800         hard grinding
                                                        Dark grey                                                       m aterials
  HL         B A L IN IT              Titanium -
       FUTURA NANO                    alum inium                                                                A s the above ones,
                                                                                                                    dry m achining
             B A L IN IT                 nitride
          HARDLUBE                                                                                               D ifficult workable,
                                         TiAIN                                                                       hard grinding
                                             +                                                                          m aterials

                                        wc/c

L.

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