Extra precision P/W 0 –0.003 Free designation
High Speed Steel SKH51
EXTRA PRECISION RECTANGULAR EJECTOR PINS –FREE DESIGNATION/ANGULAR TIP CORNER/FREE DESIGNATION TYPE–
Part Number – L – P – W – N – (AKC/AWC … etc.) ERZF 5.5 – 105.03 – P3.50 – W0.65 – N55 – AWC 0
High Speed Steel SKH51
Alterations
Quotation
Dies Steel SKD61 + Nitrided
Alteration details D P.167
Alterations
Code
Spec.
Alterations
Code
Spec.
Key flat cutting (precision) VAK = 45° increments E 0 ≦ VAK < 360 X Combination with KSA/WSA not available Two parallel flats cutting (Precision) VAW = 45° increments E 0 ≦ VAW < 360 X Combination with KSA/WSA not available 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 ≦ ADC < 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 E Available when D ≧ 1.5
0 °
0 °
HC
VAK
4mm
Enlarged view of angular tip corner
90 °
270 °
180 °
JIS (6/8mm)
Part Number
Head Thickness T P/W Tolerance
Head diameter change (precision) HCC = 0.1mm increments E D + 1 ≦ HCC < H–0.3 E Available when D ≧ 1.5
0 °
0 °
ERZF P–ERZF (Angular tip corner)
HCC
VAW
0 –0.003
270 °
90 °
P/W 0
4mm (T4)
–0.01
180 °
Head thickness change TC = 0.1mm increments E 2.0 ≦ TC < 4, D ≧ 1.5 E 4–TC ≦ Lmax. – L ERZF c Dimensions L and N remain unchanged. P–ERZF c Dimension N becomes shorter by (4–TC). (Dimension L remains unchanged) Dowel hole boring NC = 90° increments E Available when H ≧ 4 X Combination with other than NHC/NHN/TMC not available Range of designation/Designation method/ Details of standards: D P.167 Dowel hole + Spring pin driving NCW = 90° increments E Available when H ≧ 4 X Combination with other than NHC/NHN/TMC not available Range of designation/Designation method/ Details of standards: D P.167 Numbering on the head Range of designation/Designation method: D P.168 Automatic sequential numbering on the head Range of designation/Designation method: D P.168
P/W 0
–0.02
R ≦ 0.5
0 °
0 °
10 (Guaranteed range of P/W dimension precision)
（ D ≦ 2 R ≦ 0.3 ）
Step R
AKC
P/W 0
90 °
270 °
–0.005
0 － 0.02 TC
TC
2 W ＋ K P ＝ P ≧ W
180 °
P/W 0
4
–0.003
2
0 °
0 °
0 － 0.02
T ＝ 4
－ 0.003 0
Standard size
AWC
P
270 °
90 °
＋ 5 0
0 － 5
（ L － N ）
0 °
N
0 °
M Material SKH51 H Hardness 58–60HRC Range of guaranteed retention diameter (D) precision/base material hardness/Step R (Details D P.165 )
180 °
Total Length Designation Free designation
＋ 0.01 0
NC
L
270 °
90 °
0 °
0 °
180 °
ARC
270 °
90 °
N dimension short
180 °
Part Number
0.01mm increments
N 1mm increments
H T
Kmax.
Nmin.
0 °
0 °
Type
D
L
P
W
0 °
0 °
Angular pin
1
0.30–0.80 0.30–1.00 0.60–1.30 0.80–1.80 0.80–2.30 0.80–2.80 1.00–3.30 1.00–3.80 1.20–4.30 1.50–4.80 1.80–5.30 2.00–5.80
0.9 1.1 1.4 1.9 2.4 2.9 3.4 3.9 4.4 4.9 5.4 5.9
NCW
270 °
90 °
ADC
270 °
90 °
40.00–100.00
1.2 1.5
3
Rectangular R dimension
180 °
23
180 °
Tip process
2
4 5 6
0 °
0.30–
Two flats cutting (angled) KGA = 1° increments E 0 < KGA < 360
ERZF (Head thickness 4mm)
2.5
26
5 2 3
KGA
NHC
90 °
40.00–150.00
Caulking type
5
3
270 °
10 ≦ (L – N) ≦ 200
27
4
180 °
3.5
Rectangular shank
P–ERZF (4mm head angular tip corner)
90 °
7
Two flats cutting (angled) KGD = 1° increments E 0 < KGD < 360 E Pay attention to the standard position of 0°.
4
1
2
3
NHN
29
0 °
KGD
180 °
4.5
D shaped
D/2
0.40–
8
5
40.00–200.00
270 °
31
Blade edge shape
Shoulder cutting (1 plate) KSA = 0.1mm increments E W/2 + 0.1 ≦ KSA ≦ D/2–0.1 E Available when D ≧ 1.5 Shoulder cutting (2 parallel plates) WSA = 0.1mm increments E W/2 + 0.1 ≦ WSA ≦ D/2–0.1 E Available when D ≧ 1.5
Lapping on the tip face E Available when P ≧ 0.6 X Not available for L–N ≦ 31
5.5
0.50–
9
TMC
L
6
KSA
33
E Designate P/W dimensions within the Kmax. K = P 2 + W 2
E P ≧ W
(C recess processing at 2 points on top)
C chamfering processing at 2 points on top (except tip) for relief is performed. Designation method CSW1 – E25
Precision Standard
CSW, CSF: Range of designation
PartNumber – L – P – W – N ERZF 2 – 105.03 – P1.30 – W0.30 – N55
2 － CSW R
WSA
Order
Pmin. Pmax.
W CSW, CSF
CSW
1.0 ≦ W < 1.5 0.3
Squareness of the tip corner
ERZF P–ERZF
W plane as the base (Pmax.–Pmin.) ≦ 0.005
0.5 1 1.5
W ≧ 1.5
＋ 5 0
Quotation
P
Delivery
(C processing range)
E
N
E P ≧ 1.5 E CSW, CSF < W/2 E = 1mm increments E 5 ≦ E ≦ (L–N)–20
Rmax. ≦ 0.03 (deburring R) E The tip corners have been slightly trimmed to measure the P/W dimensions. (Details D P.166 )
Rmax.
(C recess at 4 points)
ERZF
4 － CSF R
C chamfering processing at 4 points (except tip) for relief is performed. Designation method CSF0.5 – E30
Corner R value of the tip corner
CSF
4 － R ≦ 0.03
Approximately within 5mm from the tip is without deburring process. 5mm onward, deburring R is within ( ≦ 0.03).
＋ 5 0
P
N (C processing range)
P–ERZF
E
175
176
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