Company Advantages1. Since it is an integral part of the production process, the samples of DMS Seals have been carefully processed to ensure that their feel and appearance are suitable for the customer's brand. DMS Seal manufacturer was established in 2008 and now has more than 10 years professional experience
2. This product focus on saving time for people. It means that people don't have to take too much time to finish their work or enjoy a high level of living standard. DMS Seals implements and optimizes its quality control systems
3. The product is anti-bacterial. Its materials have been added with non-toxic bacteria resistant agent which can effectively kill harmful germs. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
4. This product has the desired cushioning effect. Adopting high-performance materials, it has the ability to spread the foot load, reducing the impact of foot landing. Quality control of the seals is the basis for DMS Seals
5. It is not likely to shrink during washing. The fabrics are loaded on a spinner to relieves tension as it is pulled through, which minimizes the probability of further shrinkage. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management
Installation Recommendation
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Installation Sizes
Groove Diameter DN H9 | Groove Diameter | Groove Width | Radius | Radial Clearance S max. | O-Ring Cross Section | X-Ring Seal Cross Section |
Standard Application | Heavy Duty Application | d1 h9 | L1+0.2 | R1 | 10MPa | 20MPa | 30MPa | d2 | W |
40 - 79.9 | 25 - 140 | DN - 10.0 | 6.3 | 0.6 | 0.3 | 0.2 | 0.15 | 2.62 | 1.78 |
80 - 132.9 | 50 - 250 | DN - 13.0 | 8.3 | 1.0 | 0.4 | 0.3 | 0.15 | 3.53 | 2.62 |
133 - 252.9 | 100 - 480 | DN - 18.0 | 12.3 | 1.3 | 0.4 | 0.3 | 0.20 | 5.33 | 3.53 |
463 - 700 | 425 - 700 | DN - 31.0 | 16.3 | 1.8 | 0.5 | 0.4 | 0.30 | 7.00 | 5.33 |
Application and properties
Apply to the working condition of fast speed, high pressure, and the necessary pressure keeping. Available for piston accumulator, clamping cylinder and positioning cylinder, especially recommended for heavy duty and large diameter applications. Double safety with low friction and high elasticity, Low gas permeability, excellent sliding performance in high pressure applications, no crawling phenomenon, simple groove structure, easy installation.
Sealing ring: filled PTFE
O-Ring: NBR / FKM
X-Ring: NBR / FKM
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm | 0-60MPa | -30℃+200℃ | 3 m/s | hydraulic oil, flame retardant liquid, water and others |
Installation Dimensions
Bore Dia. | Groove Dia. | Groove Width | Order No. | O-Ring Dimension |
d h9 | D1 H9 | L1+0.2 |
40 42 45 | 30 32 35 | 6.3 6.3 6.3 | DAQ2-40*30*6.3 DAQ2-42*32*6.3 DAQ2-45*35*6.3 | 29.82*2.62 31.42*2.62 34.59*2.62 |
48 50 52 | 38 40 42 | 6.3 6.3 6.3 | DAQ2-48*38*6.3 DAQ2-50*40*6.3 DAQ2-52*42*6.3 | 37.77*2.62 39.34*2.62 40.94*2.62 |
55 60 63 | 45 50 53 | 6.3 6.3 6.3 | DAQ2-55*45*6.3 DAQ2-60*50*6.3 DAQ2-63*53*6.3 | 44.12*2.62 48.90*2.62 52.07*2.62 |
65 70 75 | 55 60 65 | 6.3 6.3 6.3 | DAQ2-65*55*6.3 DAQ2-70*60*6.3 DAQ2-75*65*6.3 | 53.64*2.62 58.42*2.62 63.17*2.62 |
80 85 90 | 67 72 77 | 8.3 8.3 8.3 | DAQ2-80*67*8.3 DAQ2-85*72*8.3 DAQ2-90*77*8.3 | 66.27*3.53 69.44*3.53 75.79*3.53 |
95 100 105 | 82 87 92 | 8.3 8.3 8.3 | DAQ2-95*82*8.3 DAQ2-100*87*8.3 DAQ2-105*92*8.3 | 78.97*3.53 85.32*3.53 91.67*3.53 |
110 115 120 | 97 102 107 | 8.3 8.3 8.3 | DAQ2-110*97*8.3 DAQ2-115*102*8.3 DAQ2-120*107*8.3 | 94.84*3.53 101.19*3.53 104.37*3.53 |
125 130 135 | 112 117 117 | 8.3 8.3 12.3 | DAQ2-125*112*8.3 DAQ2-130*117*8.3 DAQ2-135*117*12.3 | 110.72*3.53 113.89*3.53 113.67*5.33 |
140 150 160 | 122 132 142 | 12.3 12.3 12.3 | DAQ2-140*122*12.3 DAQ2-150*132*12.3 DAQ2-160*142*12.3 | 120.02*5.33 129.54*5.33 139.07*5.33 |
Company Features1. Dms Seals Technology Co.,limited is a leading provider of . We have successfully consolidated and developed core markets to maximize value for customers. Different mechanisms are provided for fabricating different cup seals for hydraulic cylinders .
2. Dms Seals Technology Co.,limited has successfully got several patents for technology.
3. Our technology takes the lead in the industry of hydraulic piston seals suppliers . We firmly believe in the basic tenet that . Contact us!