Company Advantages1. DMS Seals must go through workmanship assessments. It will be assessed with regard to stitching looseness, seam strength, and color consistency. The high pressure seals have strong wear resistance to hard conditions
2. This product is for all seasons. Its material is more tightly woven and heavier in weight, making it delightfully soft and cozy - ideal for year-round comfort. High-end talents and advanced technology have enabled DMS
o-ring seal quality to reach the industry's leading level
3. The product offers enough cushion. It is made of relatively flexible materials that can absorb certain impact and vibration. Quality control of the seals is the basis for DMS Seals
4. This product is of fine workmanship. The edge banding is fine and smooth with excellent hand feeling, and the line of symmetry is straight. DMS Seals' production equipment and test equipment are on the leading level in the industry
Installation Recommendation
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Installation Sizes
Rod Diameter | Groove Diameter | Groove Width | Bore Diameter | Radius | Step Width |
d f8/h9 | D H9 | L+0.2 | D1±0.1 | R | a |
20-39.9 | d+7.6 | 4.2 | d+1.0 | 0.4 | 3.0 |
40-69.9 | d+8.8 | 6.3 | d+1.5 | 1.0 | 3.0 |
70-139.9 | d+12.2 | 8.1 | d+2.0 | 1.2 | 4.0 |
140-399.9 | d+16.0 | 11.5 | d+2.0 | 2.0 | 5.0 |
400-649.9 | d+24.0 | 15.5 | d+2.5 | 2.5 | 8.0 |
650-999.9 | d+27.3 | 18.0 | d+2.5 | 2.5 | 10.0 |
Application and properties
For a wide range of applications, such as agricultural machinery, injection molding machines, forklifts, cranes and so on. Consisting of a sealing ring and two O-Rings for improving overall tightness, low friction, non stick slip phenomenon, good adjustment and positioning ability, high reliability, accepting the full load of work pressure in a short time.
Sealing ring: filled PTFE / PU
O-Ring: NBR / FKM
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm |
| -36℃+200℃ | 5 m/s | hydraulic oil, flame retardant liquid, water and others |
Installation Dimensions
d f8 | D H9 | H | L+0.2 | Order No. |
20
25
28 | 27.6
32.6
35.6 | 4.0
4.0
4.0 | 4.2
4.2
4.2 | DPT1-20*27.6*4.2
DPT1-25*32.6*4.2
DPT1-28*35.6*4.2 |
30
32
35 | 37.6
39.6
42.6 | 4.0
4.0
4.0 | 4.2
4.2
4.2 | DPT1-30*37.6*4.2
DPT1-32*39.6*4.2
DPT1-35*42.6*4.2 |
36
40
42 | 43.6
48.8
50.8 | 4.0
6.0
6.0 | 4.2
6.3
6.3 | DPT1-36*43.6*4.2
DPT1-40*48.8*6.3
DPT1-42*50.8*6.3 |
45
50
55 | 53.8
58.8
63.8 | 6.0
6.0
6.0 | 6.3
6.3
6.3 | DPT1-45*53.8*6.3
DPT1-50*58.8*6.3
DPT1-55*63.8*6.3 |
56
60
63 | 64.8
68.8
71.8 | 6.0
6.0
6.0 | 6.3
6.3
6.3 | DPT1-56*64.8*6.3
DPT1-60*68.8*6.3
DPT1-63*71.8*6.3 |
65
70
75 | 73.8
82.2
87.2 | 6.0
7.7
7.7 | 6.3
8.1
8.1 | DPT1-65*73.8*6.3
DPT1-70*82.2*8.1
DPT1-75*87.2*8.1 |
80
85
90 | 92.2
97.2
102.2 | 7.7
7.7
7.7 | 8.1
8.1
8.1 | DPT1-80*92.2*8.1
DPT1-85*97.2*8.1
DPT1-90*102*8.1 |
95
100
105 | 107.2
112.2
117.2 | 7.7
7.7
7.7 | 8.1
8.1
8.1 | DPT1-95*107*8.1
DPT1-100*112*8.1
DPT1-105*117*8.1 |
110
115
120 | 122.2
127.2
132.2 | 7.7
7.7
7.7 | 8.1
8.1
8.1 | DPT1-110*122*8.1
DPT1-115*127*8.1
DPT1-120*132*8.1 |
Company Features1. Dms Seals Technology Co.,limited is a company synonymous for designing and producing high-quality . We develop driven by evolving market demand. To be at the forward position in u cup seal sizes field, DMS Seals has been applied technology to make a difference.
2. As the trustworthy rod wiper seals supplier, DMS Seals has been always providing the best quality products.
3. DMS Seals owns its own factory to produce piston ring design guide with high quality. We are aware of our key role in supporting and promoting sustainable development in society. We will strengthen our commitment through socially responsible manufacturing. Inquire now!