bronze rod seals with nbr or fkm o ring to high and low speed

Company Advantages
1. Before the shipping of DMS Seal Manufacturer pneumatic rod seals , its cooling effect has been strictly tested up to the international standard in the refrigeration equipment industry.
2. DMS Seal Manufacturer pneumatic rod seals is carried out by our talented designers who place emphasis on designing functional and stylish bathrooms and keep up with the latest trends in the sanitary ware industry.
3. Featuring high luminous efficiency and long lifespan, DMS Seal Manufacturer pneumatic rod seals is developed by our R&D team who has spent a lot of time improving its luminous performance.
4. There is very little waste generated during the production process of DMS Seal Manufacturer pneumatic rod seals because all raw materials are optimally utilized due to computerized production.
5. The product is resistant to chemicals to some extent. Its surface has gone through special dipping treatment that helps resist acid and alkaline.
6. This product can stay dry. It has a superior moisture-wicking ability which can assist the transfer of moisture in vapor or liquid form quickly from the body into the fabric structure.
7. The product is temperature resistance. It will not expand under high temperature nor contract at low temperature.
8. The surface of this product appears to be smooth and consistent. It has been finely polished and removed all the defections such as burrs.
9. This product is able to offer the desired stability. It has a sturdy structure to withstand vertical or horizontal movement of the feet.
10. Owing to our pneumatic rod seals , DMS Seal Manufacturer has been regarded as the most reliable suppliers of rod seals in the world.
11. Promoting Dms Seals Technology Co.,limited's core competence based on fostering the outstanding corporate culture.
12. Through the years of explore, DMS Seal Manufacturer has its own advanced technology to produce rod seals .
13. rod seals will keep innovated with time going by.

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
200-255.9	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 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
dN h9	D1 H9	L1+0.2
20 20 22	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
22 25 25	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
28 30 32	38.7 40.7 42.7	4.2 4.2 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
35 36 38	45.7 46.7 53.1	4.2 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
40 40 42	50.7 55.1 57.1	4.2 6.3 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
45 45 50	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
50 55 56	65.1 70.1 66.7	6.3 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
56 56 60	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.,limit