Company Advantages1. Using the state-of-the-art production equipment, DMS Seal Manufacturer transmission piston seal is produced with flawless surface finishes.
2. This product has achieved good results in practical applications. Quality control of the seals is the basis for DMS Seals
3. We have set up a comprehensive quality control system to ensure its quality. DMS
o-ring seal has advanced machines and equipment for its production
4. The main advantages of this product are stable quality and high performance. DMS Seals provides professional design and production of high-grade o-ring seals
5. Its quality is effectively controlled during the production process. DMS Seals' production equipment and test equipment are on the leading level in the industry
1. Installation Recommendation
![DMS Seal Manufacturer-Hydraulic Piston Seal | Rubber Seal Products | Dms Seal Manufacturer]()
2. Application and properties
Suitable for long stroke, a wide range of fluids and high temperature occasions. The application of heavy duty double acting piston sealing under high pressure conditions is excellent. Applicable to larger piston clearance , it has good leakage control, extrusion resistance and wear resistance in heavy duty and construction machinery cylinder piston sealing system. Good static sealing property, simple groove structure, larger extrusion clearances can be allowed, be able to work in dusty condition.
3. Standard materials
Sealing ring: filled PTFE
O-Ring: NBR / FKM
Back-up ring: POM / PA
4. Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
50 - 350mm | 0 - 50MPa | -30℃ +100℃ | 1.5 m/s | hydraulic oil, flame retardant liquid, water and others |
5. Installation Dimensions
Nominal Size of Packing, and Housing dimensions | L+0.2 | Order No. |
D1 | dN | H |
50 55 60 | 36 41 46 | 8.5 8.5 8.5 | 9 9 9 | SPGW50*36*8.5 SPGW55*41*8.5 SPGW60*46*8.5 |
63 65 70 | 48 50 55 | 10.5 10.5 10.5 | 11 11 11 | SPGW63*48*10.5 SPGW65*50*10.5 SPGW70*55*10.5 |
75 80 85 | 60 65 70 | 10.5 10.5 10.5 | 11 11 11 | SPGW75*60*10.5 SPGW80*65*10.5 SPGW85*70*10.5 |
90 95 100 | 75 80 85 | 10.5 10.5 12 | 11 11 12.5 | SPGW90*75*10.5 SPGW95*80*10.5 SPGW100*85*12 |
105 110 115 | 90 95 100 | 12 12 12 | 12.5 12.5 12.5 | SPGW105*90*12 SPGW110*95*12 SPGW115*100*12 |
120 125 130 | 105 102 107 | 12 15.5 15.5 | 12.5 16 16 | SPGW120*105*12 SPGW125*102*15.5 SPGW130*107*15.5 |
135 140 145 | 112 117 122 | 15.5 15.5 15.5 | 16 16 16 | SPGW135*112*15.5 SPGW140*117*15.5 SPGW145*122*15.5 |
150 155 160 | 127 132 137 | 15.5 15.5 15.5 | 16 16 16 | SPGW150*127*15.5 SPGW155*132*15.5 SPGW160*137*15.5 |
165 170 180 | 142 147 157 | 15.5 15.5 15.5 | 16 16 16 | SPGW165*142*15.5 SPGW170*147*15.5 SPGW180*157*15.5 |
185 190 200 | 162 167 177 | 15.5 15.5 15.5 | 16 16 16 | SPGW185*162*15.5 SPGW190*167*15.5 SPGW200*177*15.5 |
210 220 225 | 187 197 202 | 15.5 15.5 17 | 16 16 17.5 | SPGW210*187*15.5 SPGW220*197*15.5 SPGW225*202*15.5 |
230 240 250 | 207 217 222 | 17 17 17 | 17.5 17.5 17.5 | SPGW230*207*15.5 SPGW240*217*15.5 SPGW250*222*17 |
260 270 280 | 232 242 252 | 17 17 17 | 17.5 17.5 17.5 | SPGW260*232*17 SPGW270*242*17 SPGW280*252*17 |
300 320 350 | 272 292 322 | 17 17 17 | 17.5 17.5 17.5 | SPGW300*272*17 SPGW320*292*17 SPGW350*322*17 |
Company Features1. Dms Seals Technology Co.,limited is a leading supplier and manufacturer in the global market transmission piston seal .
2. DMS Seal Manufacturer uses the highest quality production technology to produce the highest quality hydraulic piston seal installation .
3. We are committed to taking our environmental responsibility. We are focusing on production processes that have less impact on the environment, biodiversity, waste treatment, and distribution processes.