58 Каталог HOFFMANN GROUP 2016 Станочный режущий и вспомогательный инструмент Вер. 47 Стр.58

Каталог HOFFMANN GROUP 2016 Режущий инструмент и оснастка Стр. 58 0058 ENG Lab2u

Hoffmann Group 47 HSS H9 bGaiant Subland drill for tapping holes, 90° countersink Drill and counterbore each with its own chip flutes and guide chamfers. This means the profile of the stepped drill is retained even after repeated regrinding. Application: Tapping hole and countersink are produced in one operation, precisely aligned. For drilling tapping holes to DIN 336 sheet 1 with 90° countersinking (similar to DIN 69, medium version). 117060 Drill cutting edge <; Countersink Guidance phases Drill flutes Countersink flutes Example: M6 tap and the drill for the matching tapping hole Tapping hole with countersinking drilled in one operation. Suitable for/ v, m/min Alu plastics qSEL, Alu cast > 10 % Si X < 500 N X < 750 N X 900 N Ti >850N GG(G) CuZn 6 i ISO code N Mr- hn P H K N 117060 45 40 30 25 25 80 for threads 11 7060 HSS subland drill 90" 20.39 22.28 22.77 25.84 29.50 37.82 48.31 h9 mm 2.5 3.3 4.2 5 6.8 8.5 10.2 h8 mm 3.4 4.5 5.5 6.6 9 11 13.5 11.4 13.6 16.5 21 25.5 30 mm 39 47 57 63 81 94 mm 70 80 93 101 125 142 160 3.4 4.5 5.5 6.6 9 11 13.5 f mm/rev 0.03 0.03 0.07 0.07 0.1 0.1 0.16 HSS DIN 1897 h8 m <3118° bGaiant stub subland drill for through holes, 90° (for countersunk screws) Very sturdy.Tight concentricity tolerances between drill 0 and counterbore 0 guarantee exact alignment. 11 7120- Special surface treatment, resulting in reduced tendency to edge build-up and improved chip evacuation. Application: Particularly suitable for NC machines due to high positional accuracy, excellent centring properties and great sturdiness. The preceding centring operation can thus often be omitted. For through holes for screws to DIN-ISO 273 and countersinks to DIN 74, sheet 1 form A, fine version. For screws to ISO 2009,2010,7046,7047 (DIN 963,964,965 and 966). 'GARANT i 117120 117140 Suitable for/ v, m/min Alu plastics oSQ . Alu cast >10%Si X <500N X < 750 N X <900N X < 1100 N X <1400 N X <55 HRC X <60 HRC X <65 HRC X <67 HRC X <70 HRC INOX <900 N INOX > 900 N Ti >850N GG(G) CuZn 6 a ISO code N Mm Mm P H K N 117120 45 40 30 25 25 80 117140 56 50 50 37 31 12 10 31 80 for screws 1 117120 s 117140 Stubstepped drill HSS 90“ TiAIN 16.73 24.65 19.11 28.31 23.86 35.15 28.02 41.68 32.77 50.69 48.91 74.05 h8 mm 3.2 3 3 6.4 8.4 10.5 h8 mm 6 8 10 11.5 15 19 mm 9 11 13 15 19 23 mm 28 37 43 47 56 64 mm 6 8 10 11.5 15 19 mm/rev 0.03 0.03 0.07 0.07 0.1 0.1 58