1820A
108
17 7 / 8 x 20" A-Series Mold Bases
See opposite page for general dimensions, ejector stroke data, locating rings, sprue bushings, ejector bar lengths and other ordering information.
W =20.000
L =20.000
10.000 (4)
10.000
8.5625
(3)
1.87
8.375
Z
Z
OFFSET (1)
OFFSET (1)
5/16-18 FLAT HEAD SCREW (2)
7.5625
5.375
(4)
9.125
9.250
(4)
(3)
R 1.656
W =17.875
6.4375
7.9687
(4)
(6)
(6) 7.9687
8.9375
(2) 1.000 VIEW Y-Y
VIEW X-X
6.4375
1.000
3.0625
(4)
(2)
(4)
All dimensions are “Nominal” unless a tolerance is specified.
1.250 I.D. x 1.625 O.D. SHOULDER BUSHING (4) 1.250 DIA. GUIDE PIN (4) 1/2-13 S.H.C.S. (6)
6.4375
W =17.875
(4)
9.375
(4)
8.9375
D DIA.
DIA. C-BORE
DME STD SPRUE BUSHING Specify O & R Dimensions DME STD LOCATING RING Specify Item Number
2.000 DIA. 4.000
O DIA. R
.62
.531
.219
.875
CP =1.375 A
± .001
.25 x 45°
Y
.81
Y
± .001
.25
1.000 DIA.
B
.19
X
X
H
.750 DIA. RETURN PIN (4)
± .001
3/8-16 S.H.C.S. (4)
SU =2.375
.375 DIA. SPRUE PULLER PIN
.25
ER =.625
S
± .001
C
± .001 1.3125
(Ejector Housing Cover shown removed for visibility of Ejector Assembly.)
EB =1.125
.81
.875
BCP = .875
END VIEW
.750 O.D. TUBULAR DOWEL (2) (DIAGONALLY OPPOSITE) 1/2-13 S.H.C.S. (6) E SECTION Z-Z
.625 DIA. STOP PIN (8)
.62
5.375 Ref.
NO. 1 STEEL NO. 1 STEEL 6.4375 Ref.
NO. 2 STEEL NO. 2 STEEL
NO. 2 STEEL NO. 2 STEEL
NO. 1 STEEL NO. 1 STEEL
To reinforce Support Plate, use Support Pillars.
14.000
1.875 Ref.
7.0625
7.000
.06 Ref.
14.125
NO. 2 STEEL NO. 2 STEEL
NO. 1 STEEL NO. 1 STEEL
NO. 2 STEEL NO. 2 STEEL
NO. 1 STEEL NO. 1 STEEL
TOP CLAMPING PLATE Mold Base Selections A-Series Assembly
Steel Configurations available in:
No. 1 Steel Assembly
No. 2 Steel Assembly
No. 3 Steel Assembly
No. 7 Steel Assembly
B-Series Assembly
NO. 2 STEEL NO. 2 STEEL NO. 2 STEEL NO. 2 STEEL
NO. 1 STEEL NO. 1 STEEL NO. 1 STEEL NO. 1 STEEL
NO. 7 STEEL NO. 7 STEEL
NO. 2 STEEL NO. 3 STEEL
NO. 2 STEEL NO. 3 STEEL
NO. 7 STEEL NO. 7 STEEL
NO. 2 STEEL NO. 2 STEEL NO. 2 STEEL NO. 2 STEEL
NO. 1 STEEL NO. 1 STEEL NO. 1 STEEL NO. 1 STEEL
NO. 7 STEEL NO. 7 STEEL
NO. 2 STEEL NO. 3 STEEL
NO. 2 STEEL NO. 3 STEEL
NO. 7 STEEL NO. 7 STEEL
Other steel combinations also available. (Ejector Plates and Housings are No. 1 Steel, unless otherwise specified.) For additional Steel information, see page 42.
(For X-Series Stripper Plate, AX-Series and T-Series Mold Bases, see pages 173-198.)
NO. 2 STEEL NO. 3 STEEL NO. 2 STEEL NO. 3 STEEL
NO. 7 STEEL NO. 7 STEEL NO. 7 STEEL NO. 7 STEEL
U.S. 800-626-6653 ■ Canada 800-387-6600 ■ sales@dme.net ■ www.dme.net
NO. 2 STEEL NO. 3 STEEL NO. 2 STEEL NO. 3 STEEL
NO. 7 STEEL NO. 7 STEEL NO. 7 STEEL NO. 7 STEEL
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