Standard Components For Plastic Mold 2021

S45C HPM1 equivalent SKD61

SPRUE BUSHINGS – OLD JIS A TYPE –

E Check catalog page ( D P.675 ) for details on String Elimination.

Part number – L – SR – P – A – V – G – (AIW/AXW … etc.) SJAC16 – 65.02 – SR11 – P3.5 – A3 – CTQ5–LKC

Quotation

–Straight Type–

Part number

Alterations

M Material

H Hardness

Normal SJAC SJAM SJAD

String Eliminator Type

SJACH SJAMH SJADH

S45C

Spec.

Alterations

Codes AIW AHW AXW ATW AJW ALW APW

HPM1 equivalent

37–43HRC 48–52HRC

Runner grooving shape A (Trapezoid)

• W dimension and GC°selection W t GC° 3 2.5 7°

SKD61

Designation method AIW10–GC10 + Bolt hole position • Dowel hole position (When NC, KP code is used)

2 -φ 8.9

Spec.

2.5

Part C

GC °

4 3 5 3.5 6 4 8 5.5

R0.5

G

X Combination with ZC not available. X Combination with RC not available

E ATW, AJW, ALW and APW have working limits as follows. when D ≦ 10,( α –0.6) ≧ W when D ≧ 12,( α –0.4) ≧ W

KC position

1.6

10°

(When KC code is used)

E The trapezoidal taper angle, which was previously fixed at 10°, is now selectable from 10°and 7°. Designation method AHW4–GC7 Specify in the sequence "(shape) (W dimension)–GC°." If the angle is not specified, (AHW4, for example) it will be considered as 10°. 10 7

1.6

t

Details of Part C

Spec.

Alterations

Codes BIR BHR BXR BTR BJR BLR BPR

R1.0

Runner grooving shape B (Semicircle)

Designation method BXR2 + Bolt hole position • Dowel hole position (When NC, KP code is used) KC position (When KC code is used)

5.5

D

• R dimension selection 1 1.25 1.5 1.75 2 2.25 2.5 3 3.5 4

h6

Spec.

3

+ 0.1

0 - 0.2

L

± 0.1

H

10

0

a Fittings CB5–12(2 pcs.)

X Combination with ZC not available X Combination with RC not available

E Code BTR/BJR/BLR/BPR have working limits as follows.

R

when D ≦ 10, ( α –0.6) ≧ 2 × R when D ≤ 12, ( α –0.4) ≧ 2 × R

–Tapered Type–

Part number

H Hardness

M Material

Normal SJGC SJGM SJGD

String Eliminator Type

SJGCH SJGMH SJGDH

S45C

Spec.

Alterations

Codes CIQ CHQ CXQ CTQ CJQ CLQ CPQ

HPM1 equivalent

37–43HRC 48–52HRC

SKD61

Runner grooving shape C (Arc + Tangent)

Designation method CTQ5 + Bolt hole position • Dowel hole position (When NC, KP code is used) KC position (When KC code is used)

2 -φ 8.9

• Q dimension selection 2 2.5 3 3.5

2.5

Spec.

5 °

Part C

G

1.6

X Combination with ZC not available X Combination with RC not available

E Code CTQ, CJQ, CLQ and CPQ have working limits as follows.

4 5 6 8

when D ≦ 10, ( α –0.6) ≧ Q × 1.09 When D ≧ 12, ( α –0.4) ≧ Q × 1.09

Q

1.6

Details of Part C

Alterations

Spec.

Alterations

Spec.

Codes

Codes

R1.0

Single flange cutting KC = 0.5mm increments D/2 ≦ KC < H/2 X Combination with BC not available X Not available for string eliminator type X Combination with NC/KP not available E Interference with the SR part may occur. Two parallel flange cutting WKC = 0.5mm increments D/2 ≦ WKC < H/2 X Combination with BC not available X Not available for string eliminator type X Combination with NC/KP not available E Interference with the SR part may occur.

5.5

D

h6

Changes No. of bolt holes No. of bolt holes: 2 c 4 (Supplied bolts: 4) X Combination with NC not available Changes No. of bolt holes No. of bolt holes : 2 c 0 (Supplied bolts: 0) M Available for S45C and HPM1 equivalent

+ 0.1 0

0 - 0.2

3

BC

L

10 ±

H

0.1

KC

0 - 0.1

a Fittings CB5–12(2 pcs.)

KC

A° 0.5° increments

L ( * 2) 0.1mm increments

Part number

G° 1° increments

V 0.1mm increments

BN

H B D h 6

SR P

Type

D

WKC

0 10.5 11

2 2.5 3 3.5 2 ( * 3/4) 2.5 ( * 3)

8 ( * 5) 0– 80.0

0 - 0.1

1–3

8

WKC

φ 4 × 6

Dowel hole boring X  Not available for string eliminator type

0 –0.009

–Straight Type–

NC

Normal

String Eliminator Type

10 0–120.0 0 10.5

10

D > V ≧α+ 2

1–10

Undercut machining S, T, U = 0.1mm increments E S ≧α+ 2 α+ 2 ≦ T ≦ D(V–2UtanG°) 1.5 ≦ U ≦ 5 Specification L max. ≧ L + U Designation method ZC–S3.5–T4.0–U2.0 E Designate ZC–S–T–U first when using BC/KC combination. Then designate BC/KC alterations etc.

SJAC

SJACH SJAMH SJADH

(S45C)

R0.5 R0.5

35 25

Dowel hole boring (longitudinal) X Not available for string eliminator type X Combination with NC not available E Available for equivalent of HPM1 only E The effective length of dowel hole is 10mm below the under–head part (recessed hole φ 6.5)

(HPM1 equivalent) SJAM

12

12

11 12 13

φ 6 H7

SJAD

(SKD61)

3 ( * 3) 3.5 4 4.5 5

Available for tapered type only

Available for tapered type only

KP

0 –0.011

ZC

( * 3)

–Tapered Type–

13

0–150.0

13

1–4

B/2

± 0.1

L

U

Normal

String Eliminator Type

0 10.5

X Not available for D8

SJGC

SJGCH SJGMH SJGDH

(S45C)

16

16

Total length tolerance alteration L + 0.1 0 –0.02 E L dimension can be designated at 0.01mm increments when LKC is used X Combination with ZC not available 0 –15 ′ E Available for tapered type when ℓ ≦ 15 and (L–ℓ) ≧ 10 ℓ = D–V 2tan(G°–0.25°) ※ 0.25° is a value that takes G tolerance into account. X Combination with ZC not available 0 c L Changes the G tolerance G 0 –30 ′ c G

11 12 13 16

(HPM1 equivalent) SJGM

50 36

LKC

0 –0.013

SJGD

(SKD61)

20 0–200.0

20

L

The step R is processed in the tip bore to prevent the connection between the sprue and the runner from breaking when releasing from the mold.

Conversion Chart of Trigonometric Functions D P.1215

( * 1) The value of α is set in accordance with L dimension. ( * 2) L dimension is restricted by P, V and A. ( * 4) Not available for products with string eliminator. ( * 5) Available for SJAM/SJAME/SJAD/SJADE only

E Working limits

( * 3) L dimension limits

G

•Straight type D– α≧ 2(Calculation of α value) α= P + 2{L + (U) + 7.5}tan A – 2 ° •Tapered type U: with ZC alteration V– α≧ 2 L– ℓ ≧ 3 (Calculation of ℓ value) ℓ = D–V 2tan(G°–0.25°)

E The step R is cut with an inner R cutter. Surface roughness and position precision are not provided.

Step R dimension selection 1 2

P A

2

2.5

3 3.5–4.5

GKC

1 1.5–4.0 1 1.5–4.0 1–1.5 1–1.5

RC

L dimension limits 50 85 50 85

85

150

E Available for α≧ 5 E •Straight type D– α –(2 × RC) > 2 •Tapered type V– α –(2 × RC) > 2 X Combination with shapes A, B and C not available. X Combination with ZC not available

Step R

※ 0.25°is a value that takes G tolerance into account.

Partnumber–L– SR –P–A–V–G SJAC10 – 82.5 – SR11 – P3 – A2 SJGM20 – 85.0 – SR10.5 – P2.5 – A2 – V18.0 – G8

Order

Quotation

Delivery

683

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