P/L/N dimension designation type
High Speed Steel SKH51
STEPPED EJECTOR PINS WITH TIP PROCESS
N
L
– (AKC/AWC … etc.)
Part Number – L – P – N –
A/V/E/J/W/R/SR/F/G/K/Q
High Speed Steel SKH51
Alterations
–
AWC60
EHSF8A 6 – 140.00 – P5.30 – N80 –
R10 – F130.00
Alteration details D P.99
Die Steel SKD61 + Nitrided Die Steel SKD61 Prehardened Die Steel SKD61 Stainless Steel SUS440C High Speed Steel SKH51 + Hard chromate
Alterations
Code
Spec.
Alterations
Code
Spec.
90 °
Key flat cutting (angled) AKC = 1° increments E 0 ＜ AKC ＜ 360 E No need to designate AKC0 Two parallel flats cutting (angled) AWC = 1° increments E 0 ≦ AWC ＜ 360
Head diameter change HC = 0.1mm increments E D + 1 ≦ HC ＜ H
0 ° θ 0
AKC
HC
0 °
180 °
D/2
270 °
－ 0.1
90 °
Tip shape Select from P.133–136
Head diameter change (precision) HCC = 0.1mm increments E D + 1 ≦ HCC ＜ H–0.3
θ 0 °
AWC
HCC
0 °
180 °
EHSF □ A EHSJF □ A
EHSFE □ A EHSJFE □ A
0 － 0.1
R ≦ 0.5 （ D ≦ 2
R ≦ 0.3 ）
D/2
270 °
Step R
Head thickness change TC = 0.1mm increments E T/2 ≦ TC ＜ T (Dimensions L, F and N remain unchanged) E T–TC ≦ Lmax.–L Numbering at the back part of the head Range of designation and Designation method: D P.100 Automatic sequential numbering on the head Range of designation and Designation method: D P.100 Without key flat cutting E Available for tip shapes 6A/9A/11A/12A/13A/30A E Combination only with HC/HCC/TC/NHC/NHN available
90 °
Two right angled flats cutting (angled) ARC = 1° increments E 0 ≦ ARC ＜ 360
θ
TC － 0.02 0
ARC
TC
0 °
180 °
0 °
0 － 0.1
D/2
270 °
T
90 °
0 －
T
0.02
Three flats (angled) cutting ADC = 1° increments E 0 ≦ ADC ＜ 360 Two flats (angled) cutting KGA = 1° increments E 0 ＜ KGA ＜ 360
217
θ
－ 0.01 － 0.02
4mm JIS (6/8mm) 10mm
0 － 5
0 °
180 °
ADC
NHC
0 －
P
P
N
0 °
0.005
0 － 0.1
D/2
270 °
F
90 ° θ
L
1
2
3
KGA
NHN
180 °
0 °
0 － 0.1
E To determine the shape processing position, key flat cutting is made at the standard 0°.
D/2
270 °
P –0.01 –0.02
Two flats (angled) cutting KGB = 1° increments E 0 ＜ KGB ＜ 360 E Pay attention to the standard position of 0°. Varied width parallel flats cutting D/2 ≦ KAC ＜ H/2 KBC = 0.1mm increments only. KAC < KBC < H/2 X Combination with other key flat cutting not available
0 °
Part Number
Head thickness
T P Tolerance
θ
90 °
270 °
KGB
NKC
P 0
EHSF □ A EHSJF □ A EHSFE □ A EHSJFE □ A
4mm (T4)
–0.005
0 –0.005
180 °
6/8mm (JIS)
P 0
M Material SKH51 H Hardness 58–60HRC Range of guaranteed retention diameter (D) precision/Range of guaranteed base material hardness/Step R (Details D P.97 )
–0.002
4mm (T4)
–0.01 –0.02
KAC KBC
6/8mm (JIS)
Tip Diameter Designation Total Length Designation
0 °
0 － 0.1
0 － 0.1
KBC
KAC
Head thickness JIS
Head thickness 4mm
Part Number
0.01mm increments
Tip Diameter Total Length Designation
N 1mm increments
Type
H T H T
Tip shape
D
L
P
Tip Process
Head thickness 4mm Head thickness JIS
N ≧ 15 and 15 ≦ (L–N) ≦ 200
1A 17A 2A 18A 3A 19A 4A 20A 5A 21A 6A 22A 7A 23A 8A 24A 9A 25A 10A 26A 11A 27A 12A 28A 13A 29A 14A 30A 15A 31A 16A 32A
2
1.50 – 1.90 1.50 – 2.40 1.50 – 2.90 1.50 – 3.40 2.00 – 3.90 2.50 – 4.40 3.00 – 4.90 3.50 – 5.40 4.00 – 5.90 4.50 – 6.40 5.00 – 6.90 6.00 – 7.90 7.00 – 8.90 7.90 – 9.90 8.90 –11.90
4 5 6
Engraving
50.00–250.00
2.5
–
– –
Gas Vent
3
3.5
50.00–300.00
7
4
8
EHSF ( P 0
4.5
8
–0.005 )
5
• N ≧ 15 ( T4 )
9
EHSJF ( P 0
5.5
4
6
9
–0.005 )
• N ≧ 30 ( JIS ) and 20 ≦ (L–N) ≦ 200
6
10
EHSFE ( P –0.01 –0.02 )
6.5
10
11
50.00–350.00
7 8 9
EHSJFE ( P –0.01 –0.02 )
11 14 15 17
13 14 15 17
8
10 12
E Select a tip shape 1A–32A D P.133 – 136 .
Part Number
Order
– L – P – N –
In order of A/V/E/J/W/R/SR/F/G/K/Q
Type Tip shape D EHSF 8A
6–140.00– P5.30 – N80 –
R10 – F130.00
Quotation
Delivery
137
138
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