Standard Components For Plastic Mold 2021

■ Spring constant

Spring constant ± 10% Diameter (D)

E D12/14/20 of WT type are not available.

WL WT

Type

WR WF

WM WH WB

φ 10 or less 0 φ 12 or more 0 50 or less ± 1.5mm 55 or more ± 2mm –0.5mm –0.8mm

2 3 4 5 6 8

0.5{0.05}

ROUND WIRE COIL SPRINGS –WL(40% DEFLECTION)/WT (40% DEFLECTION)–

2.0 {0.2}

1.5 {0.15}

3.9{0.4} 4.9{0.5}

N/mm 0.1 {kgf/mm} {0.01} N/mm 0.2 {kgf/mm} {0.02}

2.9{0.3}

Free length L

N/mm 5.9 {kgf/mm} {0.6} N/mm 9.8 {kgf/mm} {1.0} N/mm 14.7 {kgf/mm} {1.5}

N/mm 9.8 {kgf/mm} {1.0} N/mm 19.6 {kgf/mm} {2.0} 29.4{3.0}

N/mm 0.3 {kgf/mm} {0.03}

N/mm 0.5 {kgf/mm} {0.05}

N/mm 1.0 {kgf/mm} {0.1}

N/mm 2.9 {kgf/mm} {0.3}

N/mm 2.0 {kgf/mm} {0.2}

10 12 13 14 16 18 20 22

Part Number WL13 – 60

N/mm 4.9 {kgf/mm} {0.5}

N/mm 0.5 {kgf/mm} {0.05}

N/mm 1.0 {kgf/mm} {0.1}

N/mm 3.9 {kgf/mm} {0.4}

N/mm 2.9 {kgf/mm} {0.3}

Order

29.4 {3.0}

27 Fmax.

M Material

SWP–A

F = L × 75% F = L × 60% F = L × 45% F = L × 40% F = L × 40% F = L × 35% F = L × 30% F = L × 25%

Quotation

Delivery

■ WT: Fmax. (allowable deflection) = L × 40% (L × 35%)

Part Number Type D – L WT3 – 5 ＊

Part Number Type D – L

Solid Height

Load N{kgf} max.

F max.

WT8 – 10

WT18 – 20

0.31.732 2.9{0.3} 0.454 5.9{0.6} 0.458.786 8.8{0.9} 0.45 8.78 8 11.8{1.2} 0.5 14.5 10 14.7{1.5} 0.42.72 2.9{0.3} 0.42.74 5.9{0.6} 0.56.56 8.8{0.9} 0.55 9.63 8 11.8{1.2} 0.55 9.63 10 14.7{1.5} 0.6 15 12 17.7{1.8} 0.6 15 14 20.6{2.1} 0.65 22.1 16 23.5{2.4} 0.452.362 3.9{0.4} 0.53.254 7.8{0.8} 0.6 6.3 6 11.8{1.2} 0.6 6.3 8 15.7{1.6} 0.7 12.6 10 19.6{2.0} 0.7 12.6 12 23.5{2.4} 0.75 17.3 14 27.5{2.8} 0.75 17.3 14 27.5{2.8} 0.8 24 15.8 30.9{3.2} 0.8 24 17.5 34.3{3.5} 0.85 32.3 19.3 37.8{3.9} 0.85 32.3 21 41.2{4.2} 0.85 34 22.7 44.5{4.5} 0.9 44.6 24.5 48.1{4.9} 0.52.382 3.9{0.4} 0.64.354 7.8{0.8} 0.6 4.35 6 11.8{1.2} 0.7 7.7 8 15.7{1.6} 0.7 7.7 10 19.6{2.0} 0.8 14 12 23.5{2.4} 0.8 14 14 27.5{2.8} 0.85 18.7 16 31.4{3.2} 0.85 18.7 18 35.3{3.6} 0.9 24.8 20 39.2{4.0} 0.9 24.8 19 37.8{3.9} 0.9 24.8 21 41.2{4.2} 0.9 26.1 22.7 44.5{4.5} 1 43 24.5 48.1{4.9} 1 43 28 54.9{5.6}

0.74.384 7.8{0.8} 0.8 6.8 6 11.8{1.2} 0.8 6.8 8 15.7{1.6} 0.8 6.8 10 19.6{2.0} 0.9 10.8 12 23.5{2.4} 0.9 10.8 14 27.5{2.8} 1 17.5 16 31.4{3.2} 1 17.5 18 35.3{3.6} 1 17.5 20 39.2{4.0} 1.1 27.5 22 43.1{4.4} 1.1 27.5 24 47.1{4.8} 1.1 27.5 26 51.0{5.2} 1.1 27.5 28 54.9{5.6} 1.2 42 32 62.8{6.4} 0.85 5.53 4 7.8{0.8} 0.9 6.75 6 11.8{1.2} 0.9 6.75 8 15.7{1.6} 1 10 10 19.6{2.0} 1 10 12 23.5{2.4} 1 10 14 27.5{2.8} 1 10 16 31.4{3.2} 1.1 14.3 18 35.3{3.6} 1.1 14.3 20 39.2{4.0} 1.2 21.6 22 43.1{4.4} 1.2 21.6 24 47.1{4.8} 1.2 21.6 26 51.0{5.2} 1.3 32.5 28 54.9{5.6} 1.3 32.5 32 62.8{6.4}

1.6 10.8 8 31.4{ 3.2} 1.7 13.6 10 39.2{ 4.0} 1.7 13.6 12 47.1{ 4.8} 1.7 13.6 14 54.9{ 5.6} 1.8 16.7 16 62.8{ 6.4} 1.9 20.5 18 70.6{ 7.2} 1.9 20.5 20 78.5{ 8.0} 2 26 22 86.3{ 8.8} 2 26 24 94.1{ 9.6} 2 26 26 102.0{10.4} 2 26 28 109.8{11.2} 2.1 31.5 32 125.5{12.8} 1.8 11.3 8 31.4{ 3.2} 1.8 11.3 10 39.2{ 4.0} 1.9 13.3 12 47.1{ 4.8} 1.9 13.3 14 54.9{ 5.6} 2 16 16 62.8{ 6.4} 2.1 19.5 18 70.6{ 7.2} 2.1 19.5 20 78.5{ 8.0} 2.3 28.2 22 86.3{ 8.8} 2.3 28.2 24 94.1{ 9.6} 2.3 28.2 26 102.0{10.4} 2.3 28.2 28 109.8{11.2} 2.4 33.6 32 125.5{12.8} 2.1 13.2 12 47.1{ 4.8} 2.3 17.9 14 54.9{ 5.6} 2.3 17.9 16 62.8{ 6.4} 2.4 20.4 18 70.6{ 7.2} 2.6 28.6 20 78.5{ 8.0} 2.6 28.6 22 86.3{ 8.8} 2.6 28.6 24 94.1{ 9.6} 2.6 28.6 26 102.0{10.4} 2.8 39.2 28 109.8{11.2} 2.8 39.2 32 125.5{12.8}

■ WL: Fmax. (allowable deflection) = L × 40%

10 ＊ 15 ＊ 20 ＊ 25 ＊ 10 ＊ 15 ＊

15 20 25 30 35 40 45 50 55 60 65 70 80

25 30 35 40 45 50 55 60 65 70 80

Part Number Type D – L WL2 – 5 ＊

Part Number Type D – L

Load N{kgf} max.

Solid Height

Load N{kgf} max.

F max.

WL8 – 10

WL16 – 15

0.2 1.7 2 0.98{0.1} 0.26 5.2 4 2.0 {0.2} 0.26 5.2 6 2.9 {0.3}

0.65 4.7 4 3.9{0.4} 0.75 8.5 6 5.9{0.6} 0.75 8.5 8 7.8{0.8} 0.75 8.5 10 9.8{1.0} 0.8 11.2 12 11.8{1.2} 0.8 11.2 14 13.7{1.4} 0.8 11.2 16 15.7{1.6} 0.85 15.3 18 17.7{1.8} 0.85 15.3 20 19.6{2.0} 0.85 15.3 22 21.6{2.2} 0.9 19.4 24 23.5{2.4} 0.9 19.4 26 25.5{2.6} 1.0 31 28 27.5{2.8} 1.0 31 32 31.4{3.2} 0.75 5.3 4 3.9{0.4} 0.8 6.4 6 5.9{0.6} 0.8 6.4 8 7.8{0.8} 0.9 10.8 10 9.8{1.0} 0.9 10.8 12 11.8{1.2} 0.9 10.8 14 13.7{1.4} 0.9 10.8 16 15.7{1.6} 1.0 17 18 17.7{1.8} 1.0 17 20 19.6{2.0} 1.0 17 22 21.6{2.2} 1.0 17 24 23.5{2.4} 1.1 24 26 25.5{2.6} 1.1 24 28 27.5{2.8} 1.1 24.2 32 31.4{3.2} 0.8 4.8 4 4.0{0.4} 0.9 7.2 6 5.9{0.6} 0.9 7.2 8 7.8{0.8} 0.9 7.2 10 9.8{1.0} 1.0 10.5 12 11.8{1.2} 1.0 10.5 14 13.7{1.4} 1.0 10.5 16 15.7{1.6} 1.1 15.4 18 17.7{1.8} 1.1 15.4 20 19.6{2.0} 1.1 15.4 22 21.6{2.2} 1.2 22.8 24 23.5{2.4} 1.2 22.8 26 25.5{2.6} 1.2 22.8 28 27.5{2.8} 1.3 34.5 32 31.4{3.2} 0.85 5.1 4 4.0{0.4} 0.9 6.3 6 5.9{0.6} 1.0 8.7 8 7.8{0.8} 1.0 8.7 10 9.8{1.0} 1.1 13.2 12 11.8{1.2} 1.1 13.2 14 13.7{1.4} 1.1 13.2 16 15.7{1.6} 1.1 13.2 18 17.7{1.8} 1.1 13.2 20 19.6{2.0} 1.1 13.2 22 21.6{2.2} 1.1 13.2 24 23.5{2.4} 1.2 18.6 26 25.5{2.6} 1.2 18.6 28 27.5{2.8} 1.4 37.8 32 31.4{3.2} 1.4 37.8 36 35.3{3.6} 1.0 7.5 6 5.9{0.6} 1.0 7.5 8 7.8{0.8} 1.0 7.5 10 9.8{1.0} 1.1 11 12 11.8{1.2} 1.1 11 14 13.7{1.4} 1.1 11 16 15.7{1.6} 1.2 15.6 18 17.7{1.8} 1.2 15.6 20 19.6{2.0} 1.2 15.6 22 21.6{2.2} 1.2 15.6 24 23.5{2.4} 1.3 22.1 26 25.5{2.6} 1.3 22.1 28 27.5{2.8} 1.3 22.1 32 31.4{3.2} 1.5 43.5 36 35.3{3.6}

1.18.2 6 1.18.2 8 1.2 10 10

5.9{ 0.6} 7.8{ 0.8} 9.8{ 1.0}

10 ＊ 15 ＊ 20 ＊ 25 ＊ 30 ＊ 10 ＊ 15 ＊ 20 ＊ 25 ＊ 30 ＊ 35 ＊ 40 ＊ 10 ＊ 15 ＊

15 20 25 30 35 40 45 50 55 60 65 70 80 15 20 25 30 35 40 45 50 55 60 65 70 80 15 20 25 30 35 40 45 50 55 60 65 70 80 15 20 25 30 35 40 45 50 55 60 65 70 80 90 20 25 30 35 40 45 50 55 60 65 70 80 90

20 25 30 35 40 45 50 55 60 65 70 80 90 25 30 35 40 45 50 55 60 65 70 80 90

WT4 – 5 ＊

0.29 9

8 3.9 {0.4}

1.2 10 12 11.8{ 1.2} 1.2 10 14 13.7{ 1.4} 1.2 10 16 15.7{ 1.6} 1.4 21 18 17.7{ 1.8} 1.4 21 20 19.6{ 2.0} 1.4 21 22 21.6{ 2.2} 1.4 21 24 23.5{ 2.4} 1.5 29.7 26 25.5{ 2.6} 1.5 29.7 28 27.5{ 2.8} 1.5 29.7 32 31.4{ 3.2} 1.6 40 36 35.3{ 3.6}

0.29 9 10 4.9 {0.5} 0.3 10.8 12 5.9 {0.6} 0.3 2.1 2 2.0 {0.2} 0.35 3.9 4 3.9 {0.4} 0.4 6.5 6 5.9 {0.6} 0.4 6.5 8 7.8 {0.8} 0.45 13 10 9.8 {1.0} 0.45 13 12 11.8 {1.2} 0.45 13 14 13.7 {1.4} 0.5 21 16 15.7 {1.6} 0.35 2.1 2 2.0 {0.2}

20 25 30 35 40

WL3 – 5 ＊

WT22 – 20

WT5 – 5 ＊

25 30 35 40 45 50 55 60 65 70 80

10 ＊

WT10 – 10

15 20 25 30 35

15 20 25 30 35 40 45 50 55 60 65 70 80

WL4 – 5 ＊

WL10 – 10

WL18 – 20

1.5 10

8 23.5{ 2.4}

0.45 5 0.45 5 0.5 9

4 3.9 {0.4} 6 5.9 {0.6} 8 7.8 {0.8}

1.6 12 10 29.4{ 3.0} 1.6 12 12 35.3{ 3.6} 1.7 16.2 14 41.2{ 4.2} 1.7 16.2 16 47.1{ 4.8} 1.8 19.8 18 53.0{ 5.4} 1.8 19.8 20 58.8{ 6.0} 1.8 19.8 22 64.7{ 6.6} 1.8 19.8 24 70.6{ 7.2} 2.0 32 26 76.5{ 7.8} 2.0 32 28 82.4{ 8.4} 2.0 32 32 94.1{ 9.6} 2.2 43 36 105.9{10.8} 2.2 43 40 117.7{12.0} 1.6 10.4 8 23.5{ 2.4} 1.6 10.4 10 29.4{ 3.0} 1.7 12.8 12 35.3{ 3.6} 1.7 12.8 14 41.2{ 4.2} 1.8 15.8 16 47.1{ 4.8} 1.8 15.8 18 53.0{ 5.4} 1.8 15.8 20 58.8{ 6.0} 1.8 15.8 22 64.7{ 6.6} 2.0 24 24 70.6{ 7.2} 2.0 24 26 76.5{ 7.8} 2.0 24 28 82.4{ 8.4} 2.2 37.4 32 94.1{ 9.6} 2.2 37.4 36 105.9{10.8} 2.2 37.4 40 117.7{12.0} 1.7 10.8 8 23.5{ 2.4} 1.8 13.3 10 29.4{ 3.0} 1.8 13.3 12 35.3{ 3.6} 1.8 13.3 14 41.2{ 4.2} 2.0 20 16 47.1{ 4.8} 2.0 20 18 53.0{ 5.4} 2.0 20 20 58.8{ 6.0} 2.0 20 22 64.7{ 6.6} 2.2 28.6 24 70.6{ 7.2} 2.2 28.6 26 76.5{ 7.8} 2.2 28.6 28 82.4{ 8.4} 2.2 28.6 32 94.1{ 9.6} 2.3 34.5 36 105.9{10.8} 2.3 34.5 40 117.7{12.0} 2.1 14 12 35.3{ 3.6} 2.1 14 14 41.2{ 4.2} 2.3 19 16 47.1{ 4.8} 2.3 19 18 53.0{ 5.4} 2.3 19 20 58.8{ 6.0} 2.3 19 22 64.7{ 6.6} 2.5 28 24 70.6{ 7.2} 2.5 28 26 76.5{ 7.8} 2.6 34.5 28 82.4{ 8.4} 2.6 34.5 32 94.1{ 9.6} 2.8 46.7 36 105.9{10.8} 2.8 46.7 40 117.7{12.0}

20 25 30 35 40 45 50 55 60

0.5 9 10 9.8 {1.0} 0.55 13.9 12 11.8 {1.2} 0.55 13.9 14 13.7 {1.4} 0.6 21.6 16 15.7 {1.6} 0.6 21.6 18 17.7 {1.8} 0.6 21.6 20 19.6 {2.0} 0.6 21.6 22 21.6 {2.2} 0.65 33 24 23.5 {2.4} 0.4 2.3 2 2.0 {0.2} 0.45 3.4 4 3.9 {0.4}

(40) (45) (50) (55) (60) (65) (70)

WT27 – 30

35 40 45 50 55 60 65 70 80

WL5 – 5 ＊

10 ＊ 15 ＊

100

WT6 – 5 ＊

WL12 – 10

WL20 – 20

0.5 5

6 5.9 {0.6}

20 25 30 35 40 45 50 55 60 65 70 10 15 20 25 30 35 40 45 50 55 60 65 70 80

25 30 35 40 45 50 55 60 65 70 80 90

0.55 7.7 8 7.8 {0.8} 0.6 10.8 10 9.8 {1.0} 0.6 10.8 12 11.8 {1.2} 0.65 15.6 14 13.7 {1.4} 0.65 15.6 16 15.7 {1.6} 0.7 20 18 17.7 {1.8} 0.7 20 20 19.6 {2.0} 0.7 23.1 22 21.6 {2.2} 0.75 33 24 23.5 {2.4} 0.75 32.3 26 25.5 {2.6} 0.75 32.3 28 27.5 {2.8} 0.45 2.5 2 2.0 {0.2} 0.55 4.7 4 3.9 {0.4} 0.55 4.7 6 5.9 {0.6}

10 15 20 25 30 35 40 45 50

WT13 – 15

1 6

6 11.8{1.2}

20 25 30 35 40 45 50 55 60 65 70 80

1.1 8.25 8 15.7{1.6} 1.1 8.25 10 19.6{2.0} 1.2 11.1 12 23.5{2.4} 1.2 11.1 14 27.5{2.8} 1.2 11.1 16 31.4{3.2} 1.2 11.1 18 35.3{3.6} 1.3 15.6 20 39.2{4.0} 1.3 15.6 22 43.1{4.4} 1.3 15.6 24 47.1{4.8} 1.4 21 26 51.0{5.2} 1.4 21 28 54.9{5.6} 1.4 21 32 62.8{6.4} 1.2 7.5 6 11.8{1.2} 1.3 9.43 8 15.7{1.6} 1.4 12.6 10 19.6{2.0} 1.4 12.6 12 23.5{2.4} 1.4 12.6 14 27.5{2.8} 1.4 12.6 16 31.4{3.2} 1.6 22.4 18 35.3{3.6} 1.6 22.4 20 39.2{4.0} 1.6 22.4 22 43.1{4.4} 1.7 28.9 24 47.1{4.8} 1.7 28.9 26 51.0{5.2} 1.7 28.9 28 54.9{5.6} 1.7 28.9 32 62.8{6.4}

WL6 – 5 ＊

(55) (60) (65) (70) (80)

100

WL13 – 10

WL22 – 20

25 30 35 40 45 50 55 60 65 70 80 90

0.65 9

8 7.8 {0.8}

0.65 9 10 9.8 {1.0} 0.7 13.7 12 11.8 {1.2} 0.7 13.7 14 13.7 {1.4} 0.7 13.7 16 15.7 {1.6} 0.75 18.9 18 17.7 {1.8} 0.75 18.9 20 19.6 {2.0} 0.75 18.9 22 21.6 {2.2} 0.8 26.4 24 23.5 {2.4} 0.8 26.4 26 25.5 {2.6} 0.85 30.6 28 27.5 {2.8} 0.85 34.9 32 31.4 {3.2}

WT16 – 15

20 25 30 35 40 45 50 55 60 65 70 80

● Load calculation method: Load = Spring constant × Deflection (International Unit) N = N/mm × Fmm

kgf = kgf/mm × Fmm (kgf = N × 0.101972)

E (L) size allowable deflection

WT5 – 40 Fmax. = L × 35% WT5 – 45 Fmax. = L × 35% WT5 – 50 Fmax. = L × 35% WT5 – 55 Fmax. = L × 35% WT5 – 60 Fmax. = L × 35% WT5 – 65 Fmax. = L × 35% WT5 – 70 Fmax. = L × 35% WT6 – 55 Fmax. = L × 35% WT6 – 60 Fmax. = L × 35% WT6 – 65 Fmax. = L × 35% WT6 – 70 Fmax. = L × 35% WT6 – 80 Fmax. = L × 35% E No grinding on both ends of WT type springs marked with ＊ .

100

● Load calculation method: Load = Spring constant × Deflection (International Unit) N = N/mm × Fmm kgf = kgf/mm × Fmm (kgf = N × 0.101972) E No grinding on both ends of WL type springs marked with ＊ . E The solid height values are for reference only. There may be some dispersions depending on the lot. E Operation frequency: 1 million shots E Product guide d P.1139 E Instructions and notes for coil springs d P.1142

WL27 – 30

WL14 – 15

35 40 45 50 55 60 65 70 80 90

E The solid height values are for reference only. There may be some dispersions depending on the lot. E Operation frequency: 1 million shots E Product guide d P.1139 E Instructions and notes for coil springs d P.1142

100

1151

1152