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DMS SEALS TECHNOLOGY CO.,LIMITED

DMS Seals - Hydraulic Seals and Oil Ring Seals Manufacturer & Supplier

The Professional Sealing Solution Supplier(O Ring Suppliers & Oil Seal Manufacturers).

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DMS Seal Manufacturer ring hydraulic piston seals seals manufacturer

DMS Seal Manufacturer ring hydraulic piston seals seals manufacturer

DMS Seal Manufacturer ring hydraulic piston seals seals manufacturer

Diameter Range
3-1600mm
Pressure Range
0-45MPa
Temperature Range
-30℃+100℃
Speed
1m/s
Medium
hydraulic oil, flame retardant liquid, water and others
Price
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Pieces
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Installation Recommendation

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Application and properties

Apply to the hydraulic cylinder of piston sealing, generally used in conjunction with the guide sleeve. The seal ring and piston conforming to be a symmetric section to achieve the sealing performance. The Non-standard Y-ring has the function of sealing and provides the elastic force to the sealing ring and compensates for the abrasion. Very high pressure stability under pressure and harsh conditions, high wear resistance, low friction, no crawling phenomenon.

Standard materials

Sealing ring: filled PTFE

Y-Ring: NBR / PU

Working Conditions

Working  Conditions

Diameter Range

Pressure Range

Temperature Range

Speed

Medium

3-1600mm

0-45MPa

-30℃+100℃

1m/s

hydraulic oil, flame retardant liquid, water and others

Installation Dimensions

D H8

d h9

H

L+0.2

e

Order No.

40
43
44

32
35
36

7
7
7

7.5
7.5
7.5

6
6
6

DDA40*32*7.5
DDA43*35*7.5
DDA44*36*7.5

45
48
50

37
40
42

7
7
7

7.5
7.5
7.5

6
6
6

DDA45*37*7.5
DDA48*40*7.5
DDA50*42*7.5

55
60
63

45
45
53

7
12
8

7.5
13
8.5

6
6
6

DDA55*45*7.5
DDA60*45*13
DDA63*53*8.5

63
65
65

48
50
50

12
12
12

13
8.5
13

6
6
6

DDA63*48*13
DDA65*50*8.5
DDA65*50*13

70
75
78

55
60
63

12
12
12

13
13
13

6
6
6

DDA70*55*13
DDA75*60*13
DDA78*63*13

80
85
87

65
70
72

12
12
12

13
13
13

6
6
6

DDA80*65*13
DDA85*70*13
DDA87*72*13

90
95
100

75
80
85

12
12
12

13
13
13

7
7
7

DDA90*75*13
DDA95*80*13
DDA100*85*13

105
110
115

90
95
100

12
12
12

13
13
13

7
7
7

DDA105*90*13
DDA110*95*13
DDA115*100*13

120
125
130

105
110
115

12
12
12

13
13
13

7
7
7

DDA120*105*13
DDA125*110*13
DDA130*115*13

140
145
150

120
125
130

12
12
12

13
13
13

7
10
10

DDA140*120*13
DDA145*125*13
DDA150*130*13

160
160
170

140
140
150

12
16
16

13
17
17

10
10
10

DDA160*140*13
DDA160*140*17
DDA170*150*17

180
185
190

160
165
170

16
16
16

17
17
17

10
10
10

DDA180*160*17
DDA185*165*17
DDA190*170*17

200
210
220

180
190
200

16
16
16

17
17
17

10
10
10

DDA200*180*17
DDA210*190*17
DDA220*200*17

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Installation Dimensions

Favorable rate
100%
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