Company Advantages1. The design of rod seals has turned many customers on. DMS Seals' production equipment and test equipment are on the leading level in the industry
2. Dms Seals Technology Co.,limited is a professionally managed organization engaged in the manufacture and supply of a broad spectrum of 
hydraulic rod seals. DMS Seal manufacturer is a technology enterprise which specialized in the R&D and production of seals
3. These O Ring Manufacturers are manufactured using high-quality raw materials using a mix of man and machine. We offer these products with customized services. DMS Seals provides professional design and production of high-grade 
o-ring seals
Installation Recommendation
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Installation Sizes
| Rod Diameter                         dN h9 | Groove    Diameter | Groove Width | Radius | colspan="3"> Radial    Clearance                S max. | O-Ring    Cross-Section | 
 | 
 | 
| Standard    Application | Light    Application | Heavy Duty Application | D1    H9 | L1+0.2 | R1 | 10MPa | 20MPa | 40MPa | d2 | 
| 3-7.9 | 8-18.9 | - | dN+4.9 | 2.2 | 0.4 | 0.3 | 0.20 | 0.15 | 1.78 | 
| 8-18.9 | 19-37.9 | - | dN+7.3 | 3.2 | 0.6 | 0.4 | 0.25 | 0.15 | 2.62 | 
| 19-37.9 | 38-199.9 | 8-18.9 | dN+10.7 | 4.2 | 1.0 | 0.4 | 0.25 | 0.20 | 3.53 | 
| 38-199.9 | 200-255.9 | 19-37.9 | dN+15.1 | 6.3 | 1.3 | 0.5 | 0.30 | 0.20 | 5.33 | 
| 200-225.9 | 256-649.9 | 38-199.9 | dN+20.5 | 8.1 | 1.8 | 0.6 | 0.35 | 0.25 | 7.00 | 
| 256-649.9 | 650-999.9 | 200-255.9 | dN+24.0 | 8.1 | 1.8 | 0.6 | 0.35 | 0.25 | 7.00 | 
| 650-999.9 | ≥1000.0 | 256-649.9 | dN+27.3 | 9.5 | 2.5 | 0.7 | 0.50 | 0.30 | 8.40 | 
| ≥1000.0 | - | 650-999.9 | dN+38.0 | 13.8 | 3.0 | 1.0 | 0.70 | 0.60 | 12.00 | 
Application and properties
Applicable to high and low speed reciprocating motion environment, a wide range of fluids and high temperature condition. Suitable for larger gap of piston rod. Low friction, simple groove, be able to work in the medium with oil spots. 
Meet the standard of GB/T 15242.3.
Sealing ring: filled PTFE
O-ring: NBR / FKM
Working Conditions
| Working  Conditions | 
| Diameter Range | Pressure Range | Temperature Range | Speed | Medium | 
| 3-1600mm | 0-60MPa | -45℃ +200℃ | 15 m/s | hydraulic oil, flame retardant liquid,    water, gas | 
Installation Dimensions
| Rod Dia. | Groove Dia. | Groove Width | Order No.  | O-Ring Dimensions | 
| DN h9 | D1 H9 | L1+0.2 | 
| 45
 6
 | 8.99.9
 10.9
 | 2.22.2
 2.2
 | GSI4*8.9*2.2GSI5*9.9*2.2
 GSI6*10.9*2.2
 | 5.6*1.86.7*1.8
 7.65*1.78
 | 
| 88
 10
 | 12.915.3
 14.9
 | 2.23.2
 2.2
 | GSI8*12.9*2.2GSI8*15.3*3.2
 GSI10*14.9*2.2
 | 9.5*1.810.77*2.62
 11.8*1.8
 | 
| 1012
 12
 | 17.316.9
 19.3
 | 3.22.2
 3.2
 | GSI10*17.3*3.2GSI12*16.9*2.2
 GSI12*19.3*3.2
 | 12.37*2.6214.0*1.78
 13.94*2.62
 | 
| 1414
 15
 | 18.921.3
 19.9
 | 2.23.2
 2.2
 | GSI14*18.9*2.2GSI14*21.3*3.2
 GSI15*19.9*2.2
 | 15.6*1.7817.12*2.62
 17.17*1.78
 | 
| 1516
 16
 | 22.320.9
 23.3
 | 3.22.2
 3.2
 | GSI15*22.3*3.2GSI16*20.9*2.2
 GSI16*23.3*3.2
 | 17.12*2.6217.17*1.78
 18.72*2.62
 | 
| 1818
 19
 | 22.925.3
 29.7
 | 2.23.2
 4.2
 | GSI18*22.9*2.2GSI18*25.3*3.2
 GSI19*29.7*4.2
 | 20.35*1.7820.29*2.62
 23.39*3.53
 | 
| 2020
 22
 | 27.330.7
 29.3
 | 3.24.2
 3.2
 | GSI20*27.3*3.2GSI20*30.7*4.2
 GSI22*29.3*3.2
 | 21.89*2.6225.0*3.53
 25.07*2.62
 | 
| 2224
 25
 | 32.731.3
 32.3
 | 4.23.2
 3.2
 | GSI22*32.7*4.2GSI24*31.3*3.2
 GSI25*32.3*3.2
 | 26.57*3.5326.64*2.62
 28.24*2.62
 | 
| 2526
 28
 | 35.736.7
 35.3
 | 4.24.2
 3.2
 | GSI25*35.7*4.2GSI26*36.7*4.2
 GSI28*35.3*3.2
 | 29.74*3.5329.74*3.53
 29.82*2.62
 | 
| 2830
 30
 | 38.737.3
 40.7
 | 4.23.2
 4.2
 | GSI28*38.7*4.2GSI30*37.3*3.2
 GSI30*40.7*4.2
 | 32.92*3.5332.99*2.62
 34.52*3.53
 | 
| 3232
 35
 | 39.342.7
 42.3
 | 3.24.2
 3.2
 | GSI32*39.3*3.2GSI32*42.7*4.2
 GSI35*42.3*3.2
 | 34.59*2.6236.09*3.53
 37.77*2.62
 | 
| 3536
 36
 | 45.743.3
 46.7
 | 4.23.2
 4.2
 | GSI35*45.7*4.2GSI36*43.3*3.2
 GSI36*46.7*4.2
 | 37.69*3.5339.34*2.62
 40.87*3.53
 | 
| 3838
 40
 | 48.753.1
 50.7
 | 4.26.3
 4.2
 | GSI38*48.7*4.2GSI38*53.1*6.3
 GSI40*50.7*4.2
 | 40.87*3.5343.82*5.33
 44.04*3.53
 | 
| 4042
 42
 | 55.152.7
 57.1
 | 6.34.2
 6.3
 | GSI40*55.1*6.3GSI42*52.7*4.2
 GSI42*57.1*6.3
 | 43.82*5.3347.22*3.53
 46.99*5.33
 | 
| 4545
 48
 | 55.760.1
 58.7
 | 4.26.3
 4.2
 | GSI45*55.7*4.2GSI45*60.1*6.3
 GSI48*58.7*4.2
 | 50.39*3.5350.17*5.33
 51.5*3.55
 | 
| 4850
 50
 | 63.160.7
 65.1
 | 6.34.2
 6.3
 | GSI48*63.1*6.3GSI50*60.7*4.2
 GSI50*65.1*6.3
 | 53.34*5.3353.57*3.53
 56.52*5.33
 | 
| 5252
 54
 | 62.767.1
 69.1
 | 4.26.3
 6.3
 | GSI52*62.7*4.2GSI52*67.1*6.3
 GSI54*69.1*6.3
 | 56.74*3.5356.52*5.33
 59.69*5.33
 | 
| 5555
 56
 | 65.770.1
 66.7
 | 4.26.3
 4.2
 | GSI55*65.7*4.2GSI55*70.1*6.3
 GSI56*66.7*4.2
 | 59.92*3.5359.69*5.33
 59.92*3.53
 | 
| 5658
 60
 | 71.173.1
 70.7
 | 6.36.3
 4.2
 | GSI56*71.1*6.3GSI58*73.1*6.3
 GSI60*70.7*4.2
 | 62.87*5.3362.87*5.33
 63.09*3.53
 | 
| 6063
 63
 | 75.173.7
 78.1
 | 6.34.2
 6.3
 | GSI60*75.1*6.3GSI63*73.7*4.2
 GSI63*78.1*6.3
 | 66.04*5.3366.27*3.53
 69.22*5.33
 | 
| 6567
 70
 | 80.177.7
 80.7
 | 6.34.2
 4.2
 | GSI65*80.1*6.3GSI67*77.7*4.2
 GSI70*80.7*4.2
 | 69.22*5.3372.62*3.53
 75.79*3.53
 | 
| 7072
 75
 | 85.182.7
 85.7
 | 6.34.2
 4.2
 | GSI70*85.1*6.3GSI72*82.7*4.2
 GSI75*85.7*4.2
 | 75.57*5.3375.79*3.53
 78.97*3.53
 | 
| 7580
 80
 | 90.190.7
 95.1
 | 6.34.2
 6.3
 | GSI75*90.1*6.3GSI80*90.7*4.2
 GSI80*95.1*6.3
 | 81.92*5.3385.32*3.53
 85.09*5.33
 | 
| 8385
 86
 | 93.7100.1
 96.7
 | 4.26.3
 4.2
 | GSI83*93.7*4.2GSI85*100.1*6.3
 GSI86*96.7*4.2
 | 88.49*3.5391.44*5.33
 91.67*3.53
 | 
| 9090
 92
 | 100.7105.1
 102.7
 | 4.26.3
 4.2
 | GSI90*100.7*4.2GSI90*105.1*6.3
 GSI92*102.7*4.2
 | 94.84*3.5394.62*5.33
 98.02*3.53
 | 
| 9595
 100
 | 105.7110.1
 110.7
 | 4.26.3
 4.2
 | GSI95*105.7*4.2GSI95*110.1*6.3
 GSI100*110.7*4.2
 | 101.19*3.53100.97*5.33
 104.37*3.53
 | 
| 100105
 105
 | 115.1115.7
 120.1
 | 6.34.2
 6.3
 | GSI100*115.1*6.3GSI105*115.7*4.2
 GSI105*120.1*6.3
 | 107.32*5.33110.72*3.53
 110.49*5.33
 | 
 In recent years, Dms Seals Technology Co.,limited has developed rapidly in rod seals field.
2.  Directors of our team are willing to share the knowledge with their employees to ensure that each and every project they undertake benefits from that depth and breadth of experience. DMS Seal Manufacturer
3.  Dms Seals Technology Co.,limited strives to structure hydraulic rod seals as its service notion. Welcome To Visit Our Factory!