Company Advantages1. DMS Seals takes the lead in grasping the development trend of the industry. DMS Seal Manufacturer factory has established itself as a leading manufacturer, trader, and manufacture of pneumatic piston seals in the market.
2. The R&D teams have the ability to design and develop seals for various of complicated working condition of sealing system. DMS Seal Manufacturer is full of vitality, energy and warrior spirit.
3. Professional testing allows piston seals to be optimal. Our products mainly include
rod seals, piston seals, scraper seals, rotary seals, rubber seal products and spring seals
Installation Recommendation
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Application and properties
Standard double acting sealing, a wide range of applications. Friction resistance is very low, no crawling phenomenon, strong wear resistance, and saving installation space.
Sealing ring: filled PTFE
O-Ring: NBR / FKM
Working Conditions
Working Conditions |
Diameter Range | Pressure Range | Temperature Range | Speed | Medium |
3-1600mm | 0-35MPa | -30℃+200℃ | 1.5 m/s | hydraulic oil, flame retardant liquid, water and others. |
Installation Dimensions
Nominal Size of Packing, and Housing dimensions | L +0.2 | Order No. |
d | D | H |
30 31.5 32 | 20.5 22 22.5 | 4.3 4.3 4.3 | 4.5 4.5 4.5 | SPG30*20.5*4.5 SPG31.5*22*4.5 SPG32*22.5*4.5 |
35 35.5 40 | 25.5 26 30 | 4.3 4.3 4.3 | 4.5 4.5 4.5 | SPG35*25.5*4.5 SPG35.5*26*4.5 SPG40*30*4.5 |
45 50 55 | 35 40 45 | 4.3 4.3 4.3 | 4.5 4.5 4.5 | SPG45*35*4.5 SPG50*40*4.5 SPG55*45*4.5 |
56 60 63 | 46 50 48 | 4.3 4.3 7.3 | 4.5 4.5 7.5 | SPG56*46*4.5 SPG60*50*4.5 SPG63*48*7.5 |
65 69 70 | 50 54 55 | 7.3 7.3 7.3 | 7.5 7.5 7.5 | SPG65*50*7.5 SPG69*54*7.5 SPG70*55*7.5 |
71 75 80 | 56 60 65 | 7.3 7.3 7.3 | 7.5 7.5 7.5 | SPG71*56*7.5 SPG75*60*7.5 SPG80*65*7.5 |
85 90 95 | 70 75 80 | 7.3 7.3 7.3 | 7.5 7.5 7.5 | SPG85*70*7.5 SPG90*75*7.5 SPG95*80*7.5 |
100 105 108 | 85 90 92 | 7.3 7.3 7.3 | 7.5 7.5 7.5 | SPG100*85*7.5 SPG105*90*7.5 SPG108*92*7.5 |
110 112 120 | 94 96 104 | 7.3 7.3 7.3 | 7.5 7.5 7.5 | SPG110*94*7.5 SPG112*96*7.5 SPG120*104*7.5 |
125 130 135 | 109 114 119 | 7.3 7.3 7.3 | 7.5 7.5 7.5 | SPG125*109*7.5 SPG130*114*7.5 SPG135*119*7.5 |
140 145 150 | 124 129 134 | 7.3 7.3 7.3 | 7.5 7.5 7.5 | SPG140*124*7.5 SPG145*129*7.5 SPG150*134*7.5 |
155 160 170 | 139 144 148 | 7.3 7.3 10.8 | 7.5 7.5 11 | SPG155*139*7.5 SPG160*144*7.5 SPG170*148*11 |
Company Features1. Dms Seals Technology Co.,limited is a leading piston seals enterprise which has superiority in innovation.
2. Dms Seals Technology Co.,limited has a strong and complete production capacity.
3. We are committed to delivering operational excellence and the lowest cash cost of production.