Company Advantages1. To reduce costs with high-efficiency work is the DMS's purpose. Being a dominant name in this domain, we are engaged in offering high quality
hydraulic rod seals.
2. High-end talents and advanced technology have enabled DMS o-ring seal quality to reach the industry's leading level. The products and services offered by us are available with customization, so that DMS Seal Manufacturer clients can avail these as per their specific requirements.
3. DMS Seals provides professional design and production of high-grade o-ring seals. Due to superior quality, all DMS Seal Manufacturer products are extensively used in varied applications.
4. Owing to the incredible product range, we are one of the famous names of the market. DMS Seal manufacturer is a technology enterprise which specialized in the R&D and production of seals
5. The R&D teams have the ability to design and develop seals for various of complicated working condition of sealing system, Dms Seals Technology Co.,limited Manufactures rod seals, piston rod seal Using Top Grade Raw Materials As Per The International Quality Standards.
6. Our tried and proven resources, and close-knit partnerships with trusted suppliers help to reduce the commercial risk often attached to ‘first of kind’ hydraulic rod seals's development. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management
7. Rich business experience, strong R&D team, and preferential product prices are examples of Dms Seals Technology Co.,limited's strength. The high pressure seals have strong wear resistance to hard conditions
8. Through further exploiting excellent business model of hydraulic rod seals online, our O Ring Manufacturers becomes a hit with good feedback. We have developed solutions of the sealing of special working condition
9. Dms Seals Technology Co.,limited fully promotes quality guarantee system. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
Installation Recommendation

Installation Sizes
Rod Diameter d e8 | Groove Diameter D H9 | Groove Width L D10 | H |
20-30 | d+8 | 7.5 | 7 |
31-35 | d+8 | 7.5 | 7 |
36-44 | d+8 | 8.5 | 8 |
45-55 | d+10 | 11.0 | 10 |
56-119 | d+15 | 13.0 | 12 |
120-319 | d+20 | 17.0 | 16 |
320-499 | d+30 | 21.0 | 20 |
>499 | d+40 | 26.5 | 25 |
Application and properties
Applicable to hydraulic cylinder piston rod, generally used in conjunction with the guide sleeve. The special-shaped Y ring has the sealing function, provides the elasticity to the seal ring, and compensates for the abrasion. Wear-resisting, non stick slip phenomenon. It has a high stability under pressure and harsh conditions.
Sealing ring: filled PTFE
Y-ring: NBR / PU
O-ring: NBR / FKM
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm | 0-60MPa | -30℃ +100℃ | 1 m/s | Petroleum base hydraulic oil, nonflammable hydraulic fluid, water, and others. |
Installation Dimensions
Rod Dia. | Outer Dia. | Groove Width | Order No. |
d e8 | D H9 | L D10 |
20
22
23 | 28
30
31 | 7.5
7.5
7.5 | TDI20*28*7.5
TDI22*30*7.5
TDI23*31*7.5 |
25
28
30 | 33
36
38 | 7.5
7.5
7.5 | TDI25*33*7.5
TDI28*36*7.5
TDI30*38*7.5 |
32
35
36 | 40
43
44 | 7.5
7.5
8.5 | TDI32*40*7.5
TDI35*43*7.5
TDI36*44*8.5 |
40
42
45 | 48
50
55 | 8.5
8.5
11 | TDI40*48*8.5
TDI42*50*8.5
TDI45*55*11 |
47
48
50 | 57
58
60 | 11
11
11 | TDI47*57*11
TDI48*58*11
TDI50*60*11 |
52
55
56 | 62
65
71 | 11
11
13 | TDI52*62*11
TDI55*65*11
TDI56*71*13 |
60
63
65 | 75
78
80 | 13
13
13 | TDI60*75*13
TDI63*78*13
TDI65*80*13 |
68
70
72 | 78
85
87 | 13
13
13 | TDI68*78*13
TDI70*85*13
TDI72*87*13 |
75
80
83 | 90
95
98 | 13
13
13 | TDI75*90*13
TDI80*95*13
TDI83*98*13 |
85
87
90 | 100
102
105 | 13
13
13 | TDI85*100*13
TDI87*102*13
TDI90*105*13 |
95
96
100 | 110
111
115 | 13
13
13 | TDI95*110*13
TDI96*111*13
TDI100*115*13 |
100
105
110 | 120
120
125 | 15
13
13 | TDI100*120*15
TDI105*120*13
TDI110*125*13 |
115
115
120 | 126
130
140 | 16
13
17 | TDI115*126*16
TDI115*130*13
TDI120*140*17 |
125
130
135 | 145
150
155 | 17
17
17 | TDI125*145*17
TDI130*150*17
TDI135*155*17 |
140
140
150 | 155
160
170 | 18
17
17 | TDI140*155*18
TDI140*160*17
TDI150*170*17 |
155
160
165 | 175
180
185 | 17
17
17 | TDI155*175*17
TDI160*180*17
TDI165*185*17 |
170
175
180 | 190
195
200 | 17
17
17 | TDI170*190*17
TDI175*195*17
TDI180*200*17 |
185
190
200 | 205
210
220 | 17
17
17 | TDI185*205*17
TDI190*210*17
TDI200*220*17 |
220
225
230 | 240
245
250 | 17
17
17 | TDI220*240*17
TDI225*245*17
TDI230*250*17 |
240
250
260 | 260
270
280 | 17
17
17 | TDI240*260*17
TDI250*270*17
TDI260*280*17 |
280
300
350 | 300
320
380 | 17
17
21 | TDI280*300*17
TDI300*320*17
TDI350*380*21 |
500
630
1000 | 540
670
1040 | 26.5
26.5
26.5 | TDI500*540*26.5
TDI630*670*26.5
TDI1000*1040*26.5 |
Company Features1. Dms Seals Technology Co.,limited is not only one of the world's largest manufacturers of rod seals, it also enjoys success in many other industries. - DMS Seal Manufacturer Offers A Wide Range Of hydraulic rod seals At Reasonable Price To Customers From All Over The World. We'Ll Be Very Happy To Receive Your Inquiry. - With the support of our professional team and advanced technology, DMS Seal Manufacturer has been expanding the market into overseas.
2. DMS Seal Manufacturer O Ring Manufacturers are manufactured using high grade components with the help of cutting edge technology. - Care And Diligence Bring Luck. With High Quality, DMS Seal Manufacturer's o-ring seal, hydraulic rod seals, piston rod seal Have Good Reputation In Both Domestic And Overseas Markets. Check It! - Our complete product range is manufactured using the finest quality raw material, which is procured from some of the most trustworthy and certified vendors in the industry.
3. With the economic rapid developing rapidly, DMS Seal Manufacturer has been also following the trend based on the tenet of rod seals. Contact us! - In the face of new challenges and opportunities, Dms Seals Technology Co.,limited will stick to the business principle of hydraulic rod seals online. - With excellent quality, reasonable prices, warm and thoughtful service, Dms Seals Technology Co.,limited enjoys a good reputation in the hydraulic rod seals industry. Contact us!