HPM1 equivalent SKD61
SPRUE BUSHINGS – SPECIAL BOLT TYPE –
E Check catalog page ( D P.675 ) for details on String Elimination.
Part number – L – SR – P – A – V – G – (AIW/AXW … etc.) SBGMH25 – 83.25 – SR16 – P2.5 – A2 – V22.0 – G8 – CTQ4–LKC
-Straight Type-
Part number
Alterations
M Material
H Hardness 37 – 43HRC 48 – 52HRC
String Eliminator Type
Normal SBBM SBBD
SBBMH SBBDH
Quotation
HPM1 equivalent
SKD61
Alterations
Codes AIW AXW ATW ALW
Spec.
3
Runner grooving shape A (Trapezoid)
＋ ＋ ＋
＋ ＋ ＋ ＋
＋ ＋ ＋
＋ ＋ ＋ ＋
• W dimension and GC°selection W t GC° 3 2.5 7°
4 － R4
Designation method AIW10 – GC10 + Bolt hole position
Part C
Spec.
G
1.6
GC °
＋
＋
4 3 5 3.5 6 4 8 5.5
R0.5
X Combination with ZC not available. X Combination with RC not available
E ATW/ALW have working limits as follows.
1.6
when D = 10,( α– 0.6) ≥ W when D ≧ 13,( α −0.4) ≧ W 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° 10 7
Details of Part C
t
R0.5
5.5
D
h6
Alterations
Codes BIR BXR BTR BLR
Spec.
＋ 0.1
3
0 － 0.2 40
L
± 0.1
10
0
Runner grooving shape B (Semicircle)
＋ ＋ ＋ ＋
＋ ＋ ＋
＋ ＋ ＋ ＋
＋ ＋ ＋
• R dimension selection 1 1.25 1.5 1.75 2 2.25 2.5 3 3.5 4
Designation method BXR2 + Bolt hole position
Spec.
a Fittings special cap bolts SUB5−12 (4 pcs.)
＋
＋
-Tapered Type-
Part number
M Material
H Hardness 37 – 43HRC 48 – 52HRC
R
X Combination with ZC not available X Combination with RC not available
E Code BTR/BLR have working limits as follows.
String Eliminator Type
Normal
when D = 10, ( α– 0.6) ≧ 2 × R when D ≧ 13, ( α −0.4) ≧ 2 × R
SBGM SBGMH
HPM1 equivalent
SBGD
SBGDH
SKD61
3
Alterations
Codes CIQ CXQ CTQ CLQ
Spec.
4 － R4
Part C
Runner grooving shape C (Arc + Tangent)
＋ ＋ ＋ ＋
＋ ＋ ＋ ＋
＋ ＋ ＋
＋ ＋ ＋
• Q dimension selection 2 2.5 3 3.5
Designation method CTQ5 + Bolt hole position
G
1.6
Spec.
＋
＋
5 °
1.6
X Combination with ZC not available X Combination with RC not available
E Code CTQ/CLQ have working limits as follows.
4 5 6 8
when D = 10, ( α– 0.6) ≧ Q × 1.09 when D ≧ 13, ( α– 0.4) ≧ Q × 1.09
Q
Details of Part C
ℓ
R0.5
5.5
D
h6
＋ 0.1 0
0 － 0.2 40
3
L
± 0.1 10
Alterations Codes
Spec.
Alterations Codes
Spec.
Total length tolerance alteration L + 0.1 0 c L 0 – 0.02 E L dimension can be designated at 0.01mm increments when LKC is used X Combination with ZC not available 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.
a Fittings special cap bolts SUB5−12 (4 pcs.)
Undercut machining S, T, U = 0.1mm increments E S ≧α+ 2
R0.5 R0.5
LKC
A° 0.5° increments
V 0.1mm increments
L ( ＊ 2) 0.1mm increments
L
Part number
G° 1° increments
α+ 2 ≦ T ≦ D or (V−2UtanG°) 1.5 ≦ U ≦ 5 Specification L max. ≧ L + U Designation method ZC–S3.5–T4.0–U2.0
ZC
D h 6
SR
P
Type
D
0 10.5
± 0.1
L
U
2 ( ＊ 3, 4) 2.5 ( ＊ 3)
0 – 0.009
10 0–120.0
10
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
-Straight Type-
Changes the G tolerance G 0 −30 ′ c G 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
3 ( ＊ 3) 3.5 4 4.5 5 5.5 6 6.5
RC
G
11 12 13 16
String Eliminator Type
Normal
D > V ≧α + 2
1–10
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
13
Step R
13
GKC
SBBM SBBMH SBBD SBBDH
(HPM1 equivalent)
0 – 0.011
0–150.0
ℓ
(SKD61)
( ＊ 3) 0.5 – 4
16
16
Available for tapered type only
Available for tapered type only
-Tapered Type-
String Eliminator Type
Normal
■ Special bolt SUB
Part number SUB5 – 12
Part number
20
20
SBGM SBGMH SBGD SBGDH
20 ( ＊ 4) 21 ( ＊ 4) 23 ( ＊ 4)
(HPM1 equivalent)
Order
0 – 0.013
0–200.0
(SKD61)
7 8
25
25
SUB5 – 12
Quotation
Delivery
Conversion Chart of Trigonometric Functions D P.1215
E Working limit
( ＊ 1) The value of α is set in accordance with L dimension. ( ＊ 2) L dimension is restricted by P, V and A. Further, G is restricted by L dimension. ( ＊ 4) Not available for products with string eliminator.
( ＊ 3) L dimension limits
4
5
12
•Straight type D− α≧ 2(Calculation of α value) α= P + 2{L + (U) + 7} tan
A – 2
°
P 3.5–4.5 A 0.5 1 1.5–4.0 0.5 1 1.5–4.0 0.5 1–1.5 0.5 1–1.5 L dimension limits 30 50 85 45 50 85 60 85 60 150 2 2.5 3
E The special bolt type specially designed for sprue bushings. (4 pieces are supplied with each sprue bushing.) Do not use this bolt for other purpose than mounting these sprue bushings.
•Tapered type
U: with ZC alteration
V− α≧ 2 L-ℓ ≧ 3 (Calculation of ℓ value) ℓ =
D−V 2tan(G°−0.25°)
※ 0.25°is a value that takes G tolerance into account.
Partnumber– L –SR– P – A – V – G SBBM 16 – 53.0 –SR11 – P3 – A3 SBGM 25 – 85.0 –SR10.5 – P2 – A2 – V22.0 – G8
Order
Delivery Quotation
685
686
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