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draft angle

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Published: 01 January 2005
Fig. 15 Tapered rib with constant rib width, draft angle, fillet, and corner radius. Width at base of rib varies More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0004034
EISBN: 978-1-62708-185-6
...Abstract Abstract This article schematically illustrates the basic types of drafts used in forging design, including outside draft, inside draft, blend draft, natural draft, shift draft, and back draft. The amount of draft, or the draft angle, is designated in degrees and is measured from...
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Published: 15 May 2022
Fig. 28 Draft angles in injection molding More
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Published: 01 January 2005
Fig. 18 Definition of inside and outside draft and limitations on the depth of the cavities between the ribs. Typically, inside-draft angles exceed outside-draft angles. More
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Published: 01 January 2005
Straight; along central plane of web Draft angle 0°, 5°, and 6° (c) Minimum rib width 3 mm (0.12 in.) Maximum rib height-to-width ratio 8:1 Minimum and typical fillet radius 6.4 mm (0.25 in.) Minimum corner radius 1.5 mm (0.06 in.) Typical corner radius 3 mm (0.12 in.) Minimum More
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Published: 01 January 2005
(a) Mechanical properties (a) (b) Inspection Penetrant (a) (c) Plan area (approx) 161 cm 2 (25 in. 2 ) (a) Parting line Straight, along base (a) Draft angle 10° (± 1 2 °), included (d) Minimum rib width 7.6 mm (0.300 in.) (a) Maximum rib height-to-width ratio 5:1 More
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Published: 01 December 2008
Fig. 2 Draft required for walls and holes for standard and precision aluminum die castings. (a) Draft as a function of distance from parting line. Primary units of the draft are inches. (b) Draft angle as a function of distance from parting line. Source: Adapted from Ref 3 More
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Published: 01 January 2005
(a) Heat treatment (temper) T6 (a) Mechanical properties (a) (b) Weight of forging (approx) 0.27 kg (0.6 lb) (c) Weight of finished part (approx) 0.27 kg (0.6 lb) (a) Plan area (approx) 55 cm 2 (8.5 in. 2 ) Parting line See figure Draft angle 0° (d) Minimum radius More
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Published: 01 January 2005
(a) Mechanical properties (a) (b) Inspection Penetrant (a) (c) Parting line Straight, along base (a) Draft angle 1 1 2 ° (+1 1 2 °, −1 1 2 °) (d) Rib widths 2.3, 2.5, 3.2, and 4.6 mm (0.090, 0.100, 0.125, and 0.180 in.) Maximum rib height-to-width ratio More
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Published: 01 January 2005
) (a) Parting line Broken, following bottom edge of web, then top exterior of rib (e) Draft angle 0° (± 1 2 °) (f) Minimum rib width 3.1 mm (0.12 in.) (g) Maximum rib height-to-width ratio 7:1 (h) Fillet radii 6.4 mm (0.25 in.) (a) Minimum corner radius 3.1 mm (0.12 More
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Published: 01 January 2005
Fig. 4 Forging for a nozzle boss fitting used in a rocket engine. As shown, draft angles are measured from the direction of the ram, which in this instance is vertical. Dimensions given in inches. More
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Published: 01 January 2005
Fig. 6 Hollow cylindrical forging produced in an upsetting forging machine, illustrating that draft angles are measured both from the direction of closure of gripper dies and from the direction of ram of the forging plug More
Series: ASM Handbook
Volume: 14A
Publisher: ASM International
Published: 01 January 2005
DOI: 10.31399/asm.hb.v14a.a0003997
EISBN: 978-1-62708-185-6
...-sized forgings. Small draft angles can easily be accommodated within these tolerance limits ( Ref 2 ). Tolerances for small copper-base forgings with weights up to 1 kg (2 lb) Table 1 Tolerances for small copper-base forgings with weights up to 1 kg (2 lb) Forging types Tolerances, mm...
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Published: 01 December 2008
Fig. 5 In this sand casting as originally designed, excessively thin walls resulted in cold shuts and shrinkage. Overcorrecting by nearly doubling all wall thicknesses and by increasing the draft angle eliminated defects but added unnecessarily to the weight. Alloy was AZ91 magnesium More
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Published: 01 January 2005
(approx) 568 cm 2 (88 in. 2 ) Parting line Straight; along top of peripheral ribs Draft angle 0° (± 1 2 °) Minimum rib width 2.5 mm (0.10 in.) Maximum rib height-to-width ratio 9:1 Minimum fillet radius 4.1 mm (0.16 in.) Typical fillet radius 6.4 mm (0.25 in.) Typical More
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Published: 01 January 2005
7075 (a) Heat treatment (temper) T6 (a) Mechanical properties (a) (b) Inspection Penetrant (a) (c) Parting line Broken Draft angle 3° (+2°, −1°) Minimum rib width 6.4 mm (0.25 in.) Maximum rib height-to-width ratio (approx) 8:1 Typical fillet radii 4.6 mm (0.18 More
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Published: 01 January 2005
) Mechanical properties (a) (c) Inspection Penetrant (a) Weight of forging 0.907 kg (2.0 lb) Parting line Broken Draft angle 0° (+1°, −0°); net forged without draft Minimum rib width (rib forged as oblique web) 4.6 mm (0.18 in.) tapering to 3.2 mm (0.125 in.) Maximum rib height More
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Published: 01 January 2005
2.92 kg (6.44 lb) (h) Plan area (approx) 929 cm 2 (144 in. 2 ) (i) Parting line Straight, in center plane of web Draft angle 7° (±1°) (j) Minimum fillet radius 15.7 mm (0.620 in.) (a) Typical fillet radius 16.1 mm, ±0.38 mm (0.635 in., ±0.015 in.) (k) Corner radii 4.0–5.6 More
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Published: 01 January 2005
Penetrant Weight of forging 1.45 kg (3.2 lb) Plan area (approx) 123 cm 2 (19 in. 2 ) Parting line Straight; in diametral plane and without flash Draft angle Natural cylindrical draft, except 6° max on bottom rib Typical fillet radius 0.89 mm (0.038 in.) Typical corner radius 0.48 mm More
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Published: 01 January 2005
(a) (b) Inspection Penetrant (a) (c) Weight of forging 113 g (0.25 lb) Weight of finished part 91 g (0.20 lb) (a) Plan area 23 cm 2 (3.5 in. 2 ) Parting line Broken; follows top plane of web and outside edge of upper tabs (a) Draft angle 0° (+1°, −0°) Minimum rib width More