DMS Seals shaft seals for pumps supplier for larger piston clearance

Company Advantages
1. The manufacturing process of DMS Seals are sophisticated and covers various stages. They are CAD design, 2D/3D cutting, heating, pressing, and angle trimming.
2. DMS Seals has been strictly monitored before delivery. It has been tested for measurement, color matching, thickness, tear strength, and pressure distribution.
3. A range of essential processes in DMS Seals production is reasonably conducted. The product will respectively go through the following stages, namely, materials cleaning, moisture removing, molding, cutting, and polishing.
4. The product is durable in use. It is made with quality materials which can withstand wear and tear in daily use.
5. This product is energy efficient. It is subject to the energy conservation standards established by the Department of Energy.
6. It is appreciated for its thermal overload protection system. There is a heat output channel that forces the heat out to protect the product from overheat.
7. The product is known for its high anti-cracking capability. Its timber moisture content is controlled under 10% and its joints are glued good enough.
8. The product is corrosion resistance. It has been processed with powder coating which forms a protective layer on its surface.
9. With great economic benefits, we are confident that the product market has broad prospects.
10. The product is popularly used for various applications.
11. The product is perfectly suited to the customer's application needs and now enjoys a larger market share.
12. This product has so many advantages and has a wide range of market applications.

1. Installation Recommendation 

2. Installation Sizes

Rod Diameter    dN h9			Groove Diameter	Groove Width	Radius	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

3. 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 themedium with oil spots. 

Meet the standard of GB/T 15242.3.

 

4. Standard materials

Sealing ring: filled PTFE

O-Ring: NBR / FKM

 

5. 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

 

6. Installation Dimensions

Rod Dia.	Groove Dia.	Groove Width	Order No.	O-Ring Dimensions
DN h9	D1 H9	L1+0.2
20 20 22	27.3 30.7 29.3	3.2 4.2 3.2	GSI20*27.3*3.2 GSI20*30.7*4.2 GSI22*29.3*3.2	21.89*2.62 25.0*3.53 25.07*2.62
22 24 25	32.7 31.3 32.3	4.2 3.2 3.2	GSI22*32.7*4.2 GSI24*31.3*3.2 GSI25*32.3*3.2	26.57*3.53 26.64*2.62 28.24*2.62
25 26 28	35.7 36.7 35.3	4.2 4.2 3.2	GSI25*35.7*4.2 GSI26*36.7*4.2 GSI28*35.3*3.2	29.74*3.53 29.74*3.53 29.82*2.62
28 30 30	38.7 37.3 40.7	4.2 3.2 4.2	GSI28*38.7*4.2 GSI30*37.3*3.2 GSI30*40.7*4.2	32.92*3.53 32.99*2.62 34.52*3.53
32 32 35	39.3 42.7 42.3	3.2 4.2 3.2	GSI32*39.3*3.2 GSI32*42.7*4.2 GSI35*42.3*3.2	34.59*2.62 36.09*3.53 37.77*2.62
35 36 36	45.7 43.3 46.7	4.2 3.2 4.2	GSI35*45.7*4.2 GSI36*43.3*3.2 GSI36*46.7*4.2	37.69*3.53 39.34*2.62 40.87*3.53
38 38 40	48.7 53.1 50.7	4.2 6.3 4.2	GSI38*48.7*4.2 GSI38*53.1*6.3 GSI40*50.7*4.2	40.87*3.53 43.82*5.33 44.04*3.53

Company Features
1. Dms Seals Technology Co.,limited is an international company focused on serving shaft seals for pumps markets. The main business of DMS Seals is to integrates design, manufacture, sales and service together of piston seal manufacturers . Dms Seals Technology Co.,limited provides high quality dura seal mechanical seal and services. DMS Seals has been ranking top in lip seal manufacturers industry.
2. By applying independent technological innovation, the bulb seal manufacturers industry developed by DMS Seals is more competitive. Our core competitiveness for brake seals suppliers lines in advanced production technology. Together with the growth of society, DMS Seals has been emphasizing the importance of top quality of rubber oil seals manufacturer . As a well-developed mechanical seals houston supplier, DMS Seals introduces high-end technology for production.
3. Dms Seals Technology Co.,limited has established the marketing, processing and service network with nationwide coverage and worldwide involvement. Call now! Dms Seals Technology Co.,limited's business philosophy dedicates to provide clients with quality services. Call now! Dms Seals Technology Co.,limited tailors various u seal manufacturers solutions and solve practical problems for our customers. Call now! Leading the metric mechanical seals industry in the market is the ultimate goal of DMS Seals. Call now!

DMS Seals shaft seals for pumps supplier for larger piston clearance

shaft seals for pumps

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