piston rod seal | Rod Seals | DMS Seal Manufacturer

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Enterprise Strength

Dms Seals is committed to providing the best products and services for customers.

Product Details

To better learn about O-ring Seal, Dms Seals will provide detailed pictures and detailed information in the following section for your reference.Dms Seals's O-ring Seal is commonly praised in the market due to good materials, fine workmanship, reliable quality, and favorable price.

Company Advantages
1. The production of DMS Seal Manufacturer piston rod seal follows the normative conditions.
2. When it comes to functions, our hydraulic rod seals has more evident advantages, such as piston rod seal .
3. The product has been inspected in various aspects, such as surface imperfections, malfunction.
4. The product enjoys a growing reputation in the market and has great development prospects.

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

D_N h9

D₁ H9

L₁+0.2

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

32.7

31.3

32.3

4.2

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

35.7

36.7

35.3

4.2

3.2

GSI25*35.7*4.2

GSI26*36.7*4.2

GSI28*35.3*3.2

29.74*3.53

29.82*2.62

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

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

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

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 has developed into a global company focused on hydraulic rod seals .
2. DMS Seal Manufacturer has established the complete system to guarantee the quality of o-ring seal.
3. We eliminate the incompetent material for piston rod seal from the very beginning. DMS Seal Manufacturer has been committed to bringing innovative and professional services to customers pneumatic rod seals .

Favorable rate

100%

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