China Uns Series High Pressure Polyurethane PU Hydraulic Seal

Description
The UNS profile is a U-ring type single acting seal with symmetrical polyurethane lips. It can be used for both rod and piston applications. It is also called U-Cup seals which are used to seal hydraulic fluid (hydraulic U-cup seals) or air (pneumatic U-Cup Seals), which helps create the pressure necessary for the hydraulic and pneumatic power systems to work.
Advantages
Optimized sealing effect
Excellent abrasion resistance
Very good wear resistance
Technical data

Temperature-30°C/+110°CPressure30 MPaSpeed0.5 m/sMediasMineral hydraulic oils

Application
Light and medium load hydraulic reciprocated sealing system. Widely used at industries such as mobile machinery, Lifting systems, agricultural machinery, injection molding machinery, forklifts, cranes, automobiles, forestry machinery, Hydraulic cylinders and mining machinery, etc. Favorable mechanical characteristics even under tough working conditions.
Materials
Polyurethane is a material that has the elastic properties of rubber. The proportion in its composition (diisocyanate, polyol, chain extender) is determined by its properties. This material is characterized by a strong mechanical resistance, good wear resistance, high elastic modulus, good flexibility and a very good ozone and oxidation resistance.

Chemical resistancePure aliphatic hydrocarbons (propane, butane)
Mineral oils and greases
Silicone oils and greases
Water up to +50°CCompatibility issueKetones, esters, ethers, alcohols and glycols
Hot water, steam, alkalis, amines and acidsTemperature range-30°C/+110°C

Guangzhou Morgan Seals has the biggest vulcanizing machine(4000T) and different kinds of seal moulds. So for the non-standard PU seals, please feel free to contact with us. The following is the the picture Morgan Production Line and Warehouse:

Cases:

Morgan seals is a company who was established by Guangzhou Mechanical Engineering Research Institute Co., Ltd. (51% share, hereinafter to be referred as GMERI established in 1959) and Morgan Construction Co., Worcester, MA, U. S. A. (49%, hereinafter to be referred as Morgan, Worcester established in 1888) in 2006. Now she is a professional manufacturer for rubber sealing products. Combined the rich seals research and production experience of GMERI with the advanced technology and administration of Morgan, Worcester, our company has gained a good name from her cusomers all over the world, such as the Siemens Primetals, Baosteels .... The largest PU plastic seal we produced is the sealing ring for Three Gorges Hydroelectric Power Station water-turbine generator(OD is 13000mm).
Our services:
Guangzhou Morgan Seals Co., Ltd the expert in sealing solution field who combines the rich seals research and production experience of her parent firm with the advanced technology and administration of Morgan, Worcester. Morgan Seals Research and Development ability is based on her parent firm who has won awards as scientific research achievements for more than 1000 projects and over 200 of them won scientific and technological progress prizes of municipal, provincial, ministerial and national levels. At the same time, it also has one National Certified Laboratory, one National Engineering Research Centers and three Industry Level Inspection Centers.