Enterprise Strength
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To better serve customers and improve their experience, Dms Seals runs a comprehensive after-sales service system to provide timely and professional services.
Product Comparison
Dms Seals insists on the use of high-quality materials and advanced technology to manufacture
O-ring Seal. Besides, we strictly monitor and control the quality and cost in each production process. All this guarantees the product to have high quality and favorable price.Compared with other same kind of products, O-ring Seal produced by Dms Seals has the following advantages and features.
Company Advantages1. DMS Seals complies with general electrical safety standards, especially IEC standards. They include IEC 60364 series, IEC 61140, 60479 series and IEC 61201 series.
2. The tests for DMS Seals have been strictly carried out. These tests cover a wide range of aspects: circuit board, plugs, voltage, housing, etc.
3. The manufacturing processes of DMS Seals involve a wide range of aspects. From the timber materials selecting, board cutting, sandblasting, face milling, spraying, polishing, to quality inspection, all of these processes are controlled by professional workers.
4. The packaging quality is important for DMS Seals hydraulic seals & supplies inc . Its packaging materials comply with EU packaging materials and waste directive for the battery.
5. A series of tests are conducted to improve qualification ratio.
6. Under the high demand on testing procedure, the product is guaranteed to be zero defect.
7. Because of its excellent characteristics, hydraulic seals & supplies inc has gotten much wider application.
8. The product is completed to the highest of standards for reliability and performance within the industry.
9. The product achieves good results in practical applications.
10. Finding applications in many industries, this product is offered in different sizes and finishes.
11. The product is widely praised by users for its good characteristics and has high market application potential.
12. This product has great economic benefits and is very popular among customers.
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 brand is always good at manufacturing highly technological hydraulic seals & supplies inc . As a leading company, Dms Seals Technology Co.,limited mainly manufactures high quality cylinder packing kits . With a complete supply chain, DMS Seals has achieved a lot in the polyurethane piston seals industry. Dms Seals Technology Co.,limited has attracted more and more customers for its high reputation.
2. Our company has assembled an incredibly dedicated manufacturing team. With years of combined experience, they have been specialists in providing high-quality products for our customers. Our manufacturing plant is the heart of our business. It has been crafting high-quality products in an environment dedicated to excellence and safety. We have a wide range of testing machines. They are highly sensitive to help us test our products and ensure that we can meet, and in most cases exceed industry standards. The workshop is equipped with world-class integration equipment, including automatic assembly machines and testing equipment. These machines can firmly support bulk order and guarantee the net production per day.
3. We are eager to contribute to environmental protection. We will engage in materials recycling work, waste management, and energy & resources conservation work. Our goal is to lead by example and adopt sustainable production. We have a strong governance structure and we actively engage with our customers on sustainability issues. Inquire online! Our business goal is to promote our products responsibly and conduct our business practices in a fashion that promotes transparency. Our commitment to sustainability extends to the environmental impacts of our people, operations, and products and services. We significantly increase energy efficiency and reduce greenhouse gas emissions related to our operations and products. The current business goal for us is to better serve the customers. We will fulfill customers’ legitimate expectations at any time and create more possibilities for our customers.
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