Company Advantages1. DMS Seals is designed based on the aesthetic concept. The design has taken the space layout, functionality, and function of the room into consideration. Our products mainly include
rod seals, piston seals, scraper seals, rotary seals, rubber seal products and spring seals
2. The product is able to provide strong support for the building because it can withstand any kind of weather elements such as a hurricane. DMS O Ring Manufacturers strictly follows the ISO9001 international quality certification system for production management
3. Compared with the other similar products, metric mechanical seals has virtues of . The high pressure seals have strong wear resistance to hard conditions
4. Years of production and application of metric mechanical seals has shown that it has the advantages of . We can support OEM and ODM
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. Our excellent technician will always here to provide help or explanation for any problem happened to our metric mechanical seals .
2. We insist on high quality and professional service for our link seal manufacturers . Inquire now!