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USER GUIDE
      THREADING  Anvil selection for SAGE threading standard only






             The table below defines the recommended insert inclination angle (β) and anvil selection according to helix angle
             (φ) for single-start threading and according to lead angle (φL) for multi-start threading, depending on the thread
             turning method for machining asymmetric threading profile according to SAGE thread standard only.



                         Production of right-hand threading    thread turning method  Production of left-hand threading
                             with right-hand holder                             with left-hand holder

                                                                         LH


                                                             or                                         LH
                                                      RH
                       RH




                                                       Anvil selection
                                                            Positive Anvils               Negative Anvils

                 Threading helix (lead)   φ (φL)>5.6°  5°<φ (φL)≤5.6°  3°<φ (φL)≤5°  2°<φ (φL)≤3°  1°<φ (φL)≤2°  0°<φ (φL)≤1°
                    angle φ (φL)
                  Inclination angle β               2.5°       1.5°(std)    0.5°        -0.5°       -1.5°
                lC      Toolholder                                Anvil designation

               16     EX RH OR IN LH              AE 16 +2.5   * AE 16 +1.5   AE 16 +0.5   AE 16 -0.5   AE 16 -1.5
               (3/8)  EX RH OR IN LH              AI 16 +2.5  * AI 16 +1.5  AI16 +0.5  AI 16 -0.5  AI 16 -1.5

               22     EX RH OR IN LH              AE 22 +2.5   * AE 22 +1.5   AE 22 +0.5   AE 22 -0.5   AE 22 -1.5
               (1/2)  EX RH OR IN LH              AI 22 +2.5  * AI 22 +1.5  AI 22 +0.5  AI 22 -0.5  AI 22 -1.5

               27     EX RH OR IN LH   special solution   AE 27 +2.5   * AE 27 +1.5   AE 27 +0.5   AE 27 -0.5   AE 27 -1.5
               (5/8)  EX RH OR IN LH              AI 27 +2.5  * AI 27 +1.5  AI 27 +0.5  AI 27 -0.5  AI 27 -1.5

               22U    EX RH OR IN LH             AE 22U +2.5   * AE 22U +1.5   AE 22U +0.5   AE 22U -0.5   AE 22U -1.5
              (1/2U)  EX RH OR IN LH             AI 22U +2.5  * AI 22U +1.5  AI 22U +0.5  AI 22U -0.5  AI 22U -1.5

               27U    EX RH OR IN LH             AE 27U +2.5   * AE 27U +1.5   AE 27U +0.5   AE 27U -0.5   AE 27U -1.5
              (5/8U)  EX RH OR IN LH             AI 27U +2.5  * AI 27U +1.5  AI 27U +0.5  AI 27U -0.5  AI 27U -1.5

             * Standard anvil supplied with tool
             •  EX - Anvil for external threading
             •  IN - Anvil for internal threading

                               Positive Anvils                                Negative Anvils

                       Feed Towards the Chuck                        Feed Towards the Tailstock


                           +φ (φ L)                                        -φ (φ L)
                                                 +β                                              −β°




                        1.5°                                            1.5°
                       const.                                          const.







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