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DS59B

 Structural featrures:
It adopts a wedge ring made of PTFE, PTFE filling or flexible graphite as the auxiliary gasket ring to improve the seal’s working temperature and abrasion resistance. With a small spring structure and an unbalanced seal, it has short axial dimensions and a uniform compression on the seal end face. With a wide universality, it conforms to ISO 3069 and DIN 2460.

  Application scope:
Pressure: ≤6MPa
Temperature: -50~250℃
Linear speed: ≤25m/s
Application: It’s used for sealing rotation axes of such equipment as industrial pumps, reactors and compressors in chemical engineering, petrochemical, oil refining, refrigeration, pharmacy, papermaking, water supply and drainage, sewage treatment and so on. Its applicable media include water, oil and other slightly corrosive liquids.

Model
d
d1
D3
D4
D6
D7
D8
D9
L
L2
L3
L4
L7
L8
L9
DS59B-20
20
24
38
40
29
35
3
6.5
45
20
31.5
13.5
9
20.5
14.5
DS59B-22
22
26
40
42
31
37
3
6.5
45
20
31.5
13.5
9
20.5
14.5
DS59B-24
24
28
42
44
33
39
3
6.5
47.5
20
34.2
13.3
9
20.3
14.5
DS59B-25
25
30
44
46
34
40
3
6.5
47.5
20
34.5
13
9
20
14
DS59B-28
28
33
47
49
37
43
3
6.5
50
20
37.5
12.5
9
19.5
13.5
DS59B-30
30
35
49
51
39
45
3
6.5
50
20
38
12
9
19
13
DS59B-32
32
38
54
58
42
48
3
6.5
50
20
38
12
9
19
13
DS59B-33
33
38
54
58
42
48
3
6.5
50
20
38
12
9
19
13
DS59B-35
35
40
56
60
44
50
3
6.5
50
20
38
12
9
19
13
DS59B-38
38
43
59
63
49
56
4
6.5
52.5
23
39.5
13
9
20
14
DS59B-40
40
45
61
65
51
58
4
6.5
52.5
23
39.5
13
9
20
14
DS59B-43
43
48
64
68
54
61
4
6.5
52.5
23
39.5
13
9
20
14
DS59B-45
45
50
66
70
56
63
4
6.5
52.5
23
39.5
13
9
20
14
DS59B-48
48
53
69
73
59
66
4
6.5
52.5
23
39.5
13
9
20
14
DS59B-50
50
55
71
75
62
70
4
6.5
57.5
25
44
13.5
9
20.5
14.5
DS59B-53
53
58
78
83
65
73
4
6.5
57.5
25
44
13.5
9
20.5
14.5
DS59B-55
55
60
80
85
67
75
4
6.5
57.5
25
44
13.5
9
20.5
14.5
DS59B-58
58
63
83
88
70
78
4
6.5
62.5
25
49
13.5
9
20.5
14.5
DS59B-60
60
65
85
90
72
80
4
6.5
62.5
25
49
13.5
9
20.5
14.5
DS59B-63
63
78
88
93
75
83
4
6.5
62.5
25
49
13.5
9
20.5
14.5
DS59B-65
65
70
90
95
77
85
4
6.5
62.5
25
49
13.5
9
20.5
14.2
DS59B-70
70
75
95
104
83
92
4
6.5
70
28
55.5
14.5
9
21.5
15.2
DS59B-75
75
80
104
109
88
97
4
6.5
70
28
55.5
14.5
9
21.5
15.2
DS59B-80
80
85
109
114
95
105
4
9.5
70
28
55
15
9
22
15.7
DS59B-85
85
90
114
119
100
110
4
9.5
75
28
60
15
9
22
15.7
DS59B-90
90
95
119
124
105
115
4
9.5
75
28
60
15
9
22
15.7
DS59B-95
95
100
124
129
110
120
4
9.5
75
28
60
15
9
22
15.7
DS59B-100
100
105
129
134
115
125
4
9.5
75
28
60
15
9
22
15.7
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