Page 22 - Die Casting Die Assemblies

Die Cast
22
Constant Area Sprue Spreaders and Sprue Bushings
(Small Size)

For Zinc Die Casting

SPRUE SPREADERS (SMALL) CROSS SECTIONAL AREA = .330 in . 2
Sprue Spreaders (Small)
1.25 1.370 1.25 1.900
.2500 .2500 “X”
DIA (4) DIA (4)
1/4-20 x .62 (2)
.0005 .0005
1.6240 1.6240
DIA DIA
.500 R
PARTING PARTING LINE
Die Cast | Constant Area Sprue Spreaders and Sprue Bushings (Small Size)
.100 LINE 1/8-27 .100
1/8-27 N.P.T. (3) 45º
N.P.T. (3) TYP. “X”
.75 .75
1.71 1.85
SECTION “X-X” SHORT STYLE SECTION “X-X” LONG STYLE VIEW “X-X”

NOTES:
1 . Both short and long style runner spreaders
may be used with baffle type or cascade
type cooling .
2 . To maintain constant area for metal flow, SPRUE SPREADERS (SMALL)
always use short style spreaders with ITEM NUMBER STYLE REPLACES
short style bushings and long style
spreaders with long style bushings . DC-30 Short DC-31, DC-32
3 . Inlet diameter of the sprue bushing DC-40 Long DC-41, DC-42
should be equal to or smaller than the
outlet diameter of the gooseneck .
4 . Sprue Spreaders are premachined for
ejector pins .

SPRUE BUSHINGS (SMALL)
Sprue Bushings (Small)
1.750 2.125
.56 .68 1/8-27 N.P.T. (2) “X”

.000 .000
.002 5º 2.123 .002 5º 2.123
1.500 .687 DIA DIA 1.500 .625 DIA DIA
DIA R DIA R

1.250 1.625 “X”
SECTION “X-X” SHORT STYLE SECTION “X-X” LONG STYLE VIEW “X-X”

SPRUE BUSHINGS (SMALL - SHORT STYLE) SPRUE BUSHINGS (SMALL - LONG STYLE)
ITEM NUMBER R REPLACES ITEM NUMBER R REPLACES
DC-33 .750 DC-3 DC-44 .750 DC-4
DC-35 1 .000 DC-5 DC-46 1 .000 DC-6
DC-37 1 .515 DC-7 DC-48 1 .515 DC-8

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