Medium machine seal

JDM74D

44e73f853aa05669452bcaeedd72f87.jpg

Detail

Operating conditions

Pressure:≤1.6MPa

Tcmperature:-40~150℃

Speeds:≤20m/sec


Materials

Stationary ring(Carbon/SiC/Inserted TC)

Rotary ring(SiC/Inserted TC)

Secondary seal(NBR/EPDMNITON)

Spring&Other parts(SUS304/SUS316) 


Design Features

Double seal faces, multi-spring, unbalanced structure and driven by brace ea and claw transmission, any rotation direction, it can be mounted conveniently.

Complies with the standard GB 6556,ISO 3069 and DIN 24960.

Style "G4""G6","G13","G9" seat ring can be used as mating ring of this rotary unit.


型号MODEL

d1

d3

D6

D7

D8

D11

D12

L1

L3

L4

L5

L6

L8

L9

L10

L12

L13

L14

L15

L16

L28

JD74D-60静平环

60

80

-

80

-

-

-

65

45

22.5

2

6

-

10

-

-

-

-

-

-

-

JD74D-65

65

87

77

85

4

-

-

77

50

25

2

6

20

13.5

-

-

-

-

-

-

-

JD74D-70

70

91

83

92

4

-

-

85

55

27.5

2.5

6

19

15

-

-

-

-

-

-

-

JD74D-70T

70

91

83

92

4

-

-

77

47

23.5

2.5

6

19

15

-

-

-

-

-

-

-

JD74D-85

85

109

100

110

4

-

-

91/(92.5)

59/(60.5)

29

2.5

6

22

16

-

-

-

-

-

-

-

JD74D-100

100

124

115

125

4

-

-

95

61

30.5

2.5

6

23

17

-

-

-

-

-

-

-


型号MODEL

d1

d3

D6

D7

D8

D11

D12

L1

L3

L4

L5

L6

L8

L9

L10

L11

L12

L13

L14

L15

L26

L28

JDM74D-18

18

33

27.0

33.0

3

24.0

30.0

61.0

38.0

19.0

2.0

5

19.5

11.5

8.5

12.5

9.0

10.0

8.0

1.5

5.0

7.5

JDM74D-20

20

35

29.0

35.0

3

29.5

35.0

61.0

38.0

19.0

2.0

5

19.5

11.5

8.5

12.5

8.5

9.5

7.5

1.5

5.0

7.5

JDM74D-22

22

37

31.0

37.0

3

29.5

35.0

61.0

38.0

19.0

2.0

5

19.5

11.5

8.5

12.5

8.5

9.5

7.5

1.5

5.0

7.5

JDM74D-24

24

39

33.0

39.0

3

32.0

38.0

61.0

38.0

19.0

2.0

5

19.5

11.5

8.5

12.5

8.5

9.5

7.5

1.5

5.0

7.5

JDM74D-25

25

40

34.0

40.0

3

32.0

38.0

61.0

38.0

19.0

2.0

5

19.5

11.5

8.5

12.5

8.5

9.5

7.5

1.5

5.0

7.5

JDM74D-28

28

43

37.0

43.0

3

36.0

42.0

62.0

39.0

19.5

2.0

5

19.5

11.5

8.5

14.0

10.0

11.0

9.0

1.5

5.0

7.5

JDM74D-30

30

45

39.0

45.0

3

39.2

45.0

62.0

39.0

19.5

2.0

5

19.5

11.5

8.5

14.0

11.5

11.0

10.5

1.5

5.0

7.5

JDM74D-32

32

47

42.0

48.0

3

42.2

48.0

62.0

39.0

19.5

2.0

5

19.5

11.5

8.5

14.0

11.5

11.0

10.5

1.5

5.0

7.5

JDM74D-33

33

48

42.0

48.0

3

44.2

50.0

62.0

39.0

19.5

2.0

5

19.5

11.5

8.5

14.5

12.0

11.5

10.5

1.5

5.0

7.5

JDM74D-35

35

50

44.0

50.0

3

46.2

52.0

62.0

39.0

19.5

2.0

5

19.5

11.5

8.5

14.5

12.0

11.5

11.0

1.5

5.0

7.5

JDM74D-38

38

55

49.0

56.0

4

49.2

55.0

69.0

41.0

20.5

2.0

6

22.0

14.0

10.0

14.5

11.3

11.5

10.3

1.5

5.0

9.0

JDM74D-40

40

57

51.0

58.0

4

52.2

58.0

70.0

42.0

21.0

2.0

6

22.0

14.0

10.0

14.5

11.8

11.5

10.8

1.5

5.0

9.0

JDM74D-43

43

60

54.0

61.0

4

53.3

62.0

70.0

42.0

21.0

2.0

6

22.0

14.0

10.0

17.0

13.2

14.3

12.0

2.0

6.0

9.0

JDM74D-45

45

62

56.0

63.0

4

55.3

64.0

70.0

42.0

21.0

2.0

6

22.0

14.0

10.0

17.0

12.8

14.3

11.6

2.0

6.0

9.0
























JDM74D-48

48

65

59.0

66.0

4

59.7

68.4

70.0

42.0

21.0

2.0

6

22.0

14.0

10.0

17.0

12.8

14.3

11.6

2.0

6.0

9.0

JDM74D-50

50

67

62.0

70.0

4

60.8

69.3

73.0

43.0

21.5

2.5

6

23.0

15.0

10.5

17.0

12.8

14.3

11.6

2.0

6.0

9.5

JDM74D-53

53

70

65.0

73.0

4

63.8

72.3

73.0

43.0

21.5

2.5

6

23.0

15.0

12.0

17.0

13.5

14.3

12.3

2.0

6.0

11.0

JDM74D-55

55

72

67.0

75.0

4

66.5

75.4

73.0

43.0

21.5

2.5

6

23.0

15.0

12.0

18.0

14.5

15.3

13.3

2.0

6.0

11.0

JDM74D-58

58

79

70.0

78.0

4

69.5

78.4

86.0

56.0

28.0

2.5

6

23.0

15.0

12.0

18.0

14.5

15.3

13.3

2.0

6.0

11.0

JDM74D-60

60

81

72.0

80.0

4

71.5

80.4

86.0

56.0

28.0

2.5

6

23.0

15.0

12.0

18.0

14.5

15.3

13.3

2.0

6.0

11.0

JDM74D-63

63

84

75.0

83.0

4

74.5

83.4

85.0

55.0

27.5

2.5

6

23.0

15.0

12.0

18.0

14.2

15.3

13.3

2.0

6.0

11.0

JDM74D-65

65

86

77.0

85.0

4

76.5

85.4

85.0

55.0

27.5

2.5

6

23.0

15.0

12.0

18.0

14.2

15.3

13.0

2.0

6.0

11.0

JDM74D-68

68

89

81.0

90.0

4

82.7

91.5

91.0

55.0

27.5

2.5

7

26.0

18.0

12.5

19.0

14.9

16.0

13.7

2.0

6.0

11.3

JDM74D-70

70

91

83.0

92.0

4

83.0

92.0

92.0

56.0

28.0

2.5

7

26.0

18.0

12.5

18.0

14.2

15.3

13.0

2.0

6.0

11.3

JDM74D-75

75

99

88.0

97.0

4

90.2

99.0

92.0

56.0

28.0

2.5

7

26.0

18.0

12.5

18.0

15.2

15.3

14.0

2.0

6.0

11.3

JDM74D-80

80

104

95.0

105.0

4

95.2

104.0

92.5

56.0

28.0

3.0

7

26.2

18.2

13.0

19.0

16.2

16.3

15.0

2.0

6.0

12.0

JDM74D-85

85

109

100.0

110.0

4

100.2

109.0

92.5

56.0

28.0

3.0

7

26.2

18.2

15.0

19.0

16.0

16.3

14.8

2.0

6.0

14.0

JDM74D-90

90

114

105.0

115.0

4

105.2

114.0

92.5

56.0

28.0

3.0

7

26.2

18.2

15.0

19.0

16.0

16.3

14.8

2.0

6.0

14.0

JDM74D-95

95

119

110.0

120.0

4

111.6

120.3

90.5

56.0

28.0

3.0

7

25.2

17.2

15.0

20.0

17.0

17.3

15.8

2.0

6.0

14.0

JDM74D-100

100

124

115.0

125.0

4

114.5

123.3

90.5

56.0

28.0

3.0

7

25.2

17.2

15.0

20.0

17.0

17.3

15.8

2.0

6.0

14.0


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