For large mold P/W 0 –0.02 Free designation
High Speed Steel SKH51
RECTANGULAR EJECTOR PINS FOR LARGE MOLDS –FREE DESIGNATION TYPE–
With R
Part Number – L – P – W – R – N – (AKC/AWC … etc.) ERJXWR 15 – 420.00 – P10.00 – W5.00 – R0.15 – N170 – AKC 0
High Speed Steel SKH51
Alterations
Alteration details D P.167
Dies Steel SKD61 + Nitrided
Alterations
Code
Spec.
Alterations
Code
Spec.
0 °
0 °
Key flat cutting (angled) AKC = 1° increments E 0 ≦ AKC < 360 E When combined with KSA/WSA, 90° increments only. Two parallel flats cutting (angled) AWC = 1° increments E 0 ≦ AWC < 360 E When combined with KSA/WSA, 90° increments only. Two right angled flats cutting (angled) ARC = 1° increments E 0 ≦ ARC < 360 E When combined with KSA/WSA, 90° increments only. Three flats cutting (angled) ADC = 1° increments E 0 ≦ ADC < 360 E When combined with KSA/WSA, 90° increments only.
Head diameter change HC = 0.1mm increments E D + 1 ≦ HC < H
AKC
HC
270 °
4mm
90°
180°
JIS (6/8mm)
Part Number
0 °
0 °
Head Thickness T P/W tolerance
Head diameter change (precision) HCC = 0.1mm increments E D + 1 ≦ HCC < H−0.3
Top surface 2 places R 4 places R
AWC
HCC
° 270
90°
P/W 0
0 –0.02
–0.01
ERJXWR ERJXFR
8mm
ERJXWR (Top surface 2 places R)
ERJXFR (4 places R)
180°
P/W 0
Head thickness change TC = 0.1mm increments E 4.0 ≦ TC < 8 (Dimensions L and N remain unchanged) E 8−TC ≦ Lmax.−L
–0.02
0 °
0 °
R ≦ 0.5
Step R
ARC
TC
4 － R ± 0.01
P/W 0
270 °
90 °
R ± 0.01
R ± 0.01
TC
20
–0.005
8
180 °
(R process range)
P/W 0
–0.003
0 °
0 °
Numbering on the head Range of designation/Designation method: D P.168
5 2 3
ADC
NHC
Standard size
（ L ＞ 300
）
270 °
90 °
T ＝ 8
0 －
0 －
0 －
0 －
T
P
P
5
0.02
0.05
0.02
0.02
＋ 5 0
（ L － N ）
180 °
0 － 5
N
P ≧ W
Total Length Designation Free designation
0 ＋ 0.02
＋ 0.05
0 °
（ L ＞ 200
） 0
K ＝ P 2
＋ W (Dimension before R processing) 2
L
L
Two flats cutting (angled) KGA = 1° increments E 0 < KGA < 360
Automatic sequential numbering on the head Range of designation/Designation method: D P.168
1
2
3
KGA
NHN
270 °
90°
M Material H Hardness
SKH51
58–60HRC Range of guaranteed retention diameter (D) precision/base material hardness/Step R (Details D P.165 )
180°
N dimension short
(C recess processing at 2 points on top)
E R ± 0.01 is the target value for machining. Adjustment with the mounting hole side is required.
CSW, CSF: Range of designation W CSW, CSF 1.0 ≦ W < 1.5 0.3 W ≧ 1.5 0.5 1 1.5 E CSW, CSF < W/2 E = 1mm increments E 5 ≦ E ≦ (L–N)–20 E R process range D P.168
2 － CSW
C chamfering processing at 2 points on top (except tip) for relief is performed. Designation method CSW1 – E25
R
90°
Two flats cutting (angled) KGD = 1° increments E 0 < KGD < 360 E Pay attention to the standard position of 0°.
Angular pin
Part Number
0.01mm increments
0 °
K max.
N 1mm increments
KGD
CSW
180°
H
T
R
Rectangular R dimension
D/2
Type
D
L
P
W
270°
＋ 5 0
P
E
(C processing range)
Tip process
N
10
5.00– 9.80 1.00–
9.9
15
0.1 0.15
• D10–16 N ≧ 50 • D20 N ≧ 55
(C recess at 4 points)
12
6.00–11.80 1.00–
Caulking type
17
11.9
4 － CSF
ERJXWR (Top surface 2 places R)
0.2 0.3 0.5 0.7 R ≦ W –
C chamfering processing at 4 points (except tip) for
R
13
6.00–12.80 1.00–
Rectangular shank
Shoulder cutting (1 plate) KSA = 0.1mm increments E W/2 + 0.1 ≦ KSA ≦ D/2−0.1
18
12.9
relief is performed. Designation method CSF0.5 – E30
KSA
CSF
100.00–450.00
8
and
15
8.00–14.80 1.50–
20
14.9
ERJXFR (4 places R)
D shaped
＋ 5 0
P
(C processing range)
E
N
N ≧ L/3 (L – N) ≧ 10
16
8.00–15.80 1.50–
Blade edge shape
21
15.9
2 –0.05
Shoulder cutting (2 parallel plates) WSA = 0.1mm increments E W/2 + 0.1 ≦ WSA ≦ D/2−0.1
20
10.00–19.80 1.50–
25
19.9
WSA
E Designate P/W dimensions within the Kmax. K = P 2 + W 2 (K is dimension before R–chamfering) E P ≧ W
PartNumber– L – P – W – R – N ERJXWR 15 – 420.00 – P10.00 – W5.00 – R0.15 – N170
① Separable Piece
① Cavity core in wire hole Cavity core
Select the R size according to the corner R of the wire cut caused by cavity core processing, etc.
Order
Example
Cavity core
R-chamfered E pins
R-chamfered E pins
Precision Standard
Delivery Quotation
Cavity core
Pmin. Pmax.
Squareness of the tip corner
W plane as the base (Pmax.–Pmin.) ≦ 0.02
Rmax. ≦ 0.03 (deburring R) E Corner R value outside R processing range The tip corners have been slightly trimmed to measure the P/W dimensions. (Details D P.166 )
Rmax.
Corner R value of the tip corner
201
202
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