DMS SEALS TECHNOLOGY CO.,LIMITED

The Professional Sealing Solution Supplier(O Ring Suppliers & Oil Seal Manufacturers).

DMS Seals - Hydraulic Seals and Oil Ring Seals Manufacturer & Supplier

Mail to: sales@dmsseals.com tel:+86-757-86235767

DMS Seals o-ring seal for business to high and low speed 1

DMS Seals o-ring seal for business to high and low speed 2

DMS Seals o-ring seal for business to high and low speed

Diameter Range:

3-1600mm

Pressure Range:

0-60MPa

Temperature Range:

-45℃+200℃

Speed:

15 m/s

Medium:

hydraulic oil, flame retardant liquid, water, gas

Inquiry

Company Advantages
1. Made of high-quality insulation materials, DMS Seals is well-developed with a layer of protection from electric leakage by the in-house R&D team. As a modern sealing technology company, DMS Seal manufacturer has a wealth of experience
2. DMS Seals provides excellent after sales support on o-ring seal . DMS Seals' production equipment and test equipment are on the leading level in the industry
3. The advanced test method is conducted to ensure the quality of this product. High-end talents and advanced technology have enabled DMS o-ring seal quality to reach the industry's leading level
4. Good environment of production zone and workshop is one of the conditions for improving its quality. Quality control of the seals is the basis for DMS Seals
5. The high quality of this product is guaranteed with the support of a sound quality assurance system. DMS Seal manufacturer provides good quality and competitive price hydraulic seals

1. Installation Recommendation

2. Installation Sizes

Rod Diameter d_N 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	-	d_N+4.9	2.2	0.4	0.3	0.20	0.15	1.78
8-18.9	19-37.9	-	d_N+7.3	3.2	0.6	0.4	0.25	0.15	2.62
19-37.9	38-199.9	8-18.9	d_N+10.7	4.2	1.0	0.4	0.25	0.20	3.53
38-199.9	200-255.9	19-37.9	d_N+15.1	6.3	1.3	0.5	0.30	0.20	5.33
200-255.9	256-649.9	38-199.9	d_N+20.5	8.1	1.8	0.6	0.35	0.25	7.00
256-649.9	650-999.9	200-255.9	d_N+24.0	8.1	1.8	0.6	0.35	0.25	7.00
650-999.9	≥1000.0	256-649.9	d_N+27.3	9.5	2.5	0.7	0.50	0.30	8.40
≥1000.0	-	650-999.9	d_N+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 and high pressure system cylinder rod sealing. Good dimensional stability, not affected by temperature, low friction, strong corrosion resistance, could work in the situation with or without lubrication, easy installation. Meet the standards of GB/T 15242.1-94 and GB/T 15242.3-94.

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

GSJ20*27.3*3.2

GSJ20*30.7*4.2

GSJ22*29.3*3.2

21.89*2.62

23.39*3.53

23.47*2.62

32.7

32.3

35.7

4.2

3.2

4.2

GSJ22*32.7*4.2

GSJ25*32.3*3.2

GSJ25*35.7*4.2

26.57*3.53

26.64*2.62

29.74*3.53

38.7

40.7

42.7

4.2

GSJ28*38.7*4.2

GSJ30*40.7*4.2

GSJ32*42.7*4.2

31.34*3.53

34.52*3.53

36.09*3.53

45.7

46.7

53.1

4.2

6.3

GSJ35*45.7*4.2

GSJ36*46.7*4.2

GSJ38*53.1*6.3

37.69*3.53

40.87*3.53

43.82*5.33

50.7

55.1

57.1

4.2

6.3

GSJ40*50.7*4.2

GSJ40*55.1*6.3

GSJ42*57.1*6.3

44.04*3.53

43.82*5.33

46.99*5.33

55.7

60.1

60.7

4.2

6.3

4.2

GSJ45*55.7*4.2

GSJ45*60.1*6.3

GSJ50*60.7*4.2

47.22*3.53

50.17*5.33

53.57*3.53

65.1

70.1

66.7

6.3

4.2

GSJ50*65.1*6.3

GSJ55*70.1*6.3

GSJ56*66.7*4.2

56.52*5.33

59.69*5.33

59.92*3.53

71.1

76.5

75.1

6.3

8.1

6.3

GSJ56*71.1*6.3

GSJ56*76.5*8.1

GSJ60*75.1*6.3

59.69*5.33

62.87*6.99

66.04*5.33

Company Features
1. Dms Seals Technology Co.,limited is a distinguished o-ring seal manufacturer.
2. Dms Seals Technology Co.,limited has skilled and experienced technicians to produce hydraulic seals .
3. We can customize to satisfy the needs of our customers. Call now!

we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.