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THREADING Production of right-hand threading Thread Turning Method Production of left-had threading USER GUIDE
LH with left-hand holder* with right-hand holder*
or RH
LH
RH
* Change anvil to negative * Change anvil to negative
Anvil Selection
Negative Anvils
Threading Helix (lead) 0º<φ (φL)≤1º 1º<φ (φL)≤2º Φ (φL)≥2º
Angle φ (φL)
Inclination Angle β -0.5º -1.5º
LC Toolholder Anvil Designation
16 EX RH OR IN LH AE 16-0.5 AE 16-1.5 special solution
(3/8) EX RH OR IN LH AI 16-0.5 AI 16-1.5
22 EX RH OR IN LH AE 22-0.5 AE 22-1.5
(1/2) EX RH OR IN LH AI 22-0.5 AI 22-1.5
27 EX RH OR IN LH AE 27-0.5 AE 27-1.5
(5/8) EX RH OR IN LH AI 27-0.5 AI 27-1.5
22U EX RH OR IN LH AE 22U-0.5 AE22U-1.5
(1/2U) EX RH OR IN LH AI 22U-0.5 AI 22U-1.5
27U EX RH OR IN LH AE 27U-0.5 AE 27U-1.5
(5/8U) EX RH OR IN LH AI 27U-0.5 AI 27U-1.5
• EX - Anvil for external threading
• IN - Anvil for internal threading
Negative Anvils
Feed Towards the Tailstock
-φ (φ L)
−β°
1.5°
const.
790 ISCAR