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Products

DSH Seals Company has amassed decades of experience in designing and manufacturing of various kinds of seals. Different types of seals include fluid power seals, dust seals, hydraulic piston seals, pneumatic seals, static seals, guide and back-up rings, piston seals, rod seals, rotary seals, axial shaft seals, radial shaft seals, wear sleeves, V seals, U-cup seals, Y seals, O-rings, and other large machined seals are all available in DSH Seals. The materials adopted and the manufacturing procedures are all in line with international environmental expectations. DSH Seals is capable of machining and molding seals out of a wide variety of materials from elastomers, polyurethanes, engineered plastics, to advanced engineered plastics. Usually, to meet demanding chemical sealing applications, the seals are made of a range of high-strength materials to withstand extreme temperatures and irritating chemicals. They are suitable for a wide range of operating conditions and applications, such as for pumps, valves, mechanical seals, fittings, and reactors. DSH Seals also provides an assortment of tailored design configurations to accommodate a variety of hardware configurations and applications. So far, DSH Seals has provided seals solutions for many giant companies such as HUAWEI, PetroChina, PEMEX, Cnooc, BYD automobiles, etc. As one of professional PTFE seals manufacturer, we are reputable for our supreme quality seals which feature good mechanical strength, rigidity, high precision, strong wear resistance, and high fatigue strength of seals. In any case, our seals are extremely durable, excellent in chemical resistance and temperature resistance, and have the best sealing performance in a variety of demanding environments. They can withstand a variety of corrosive media to seal various parts well. Our seals are also noted for their particular functions. They can not only be used for the general sealing of parts but also can be used for sealing parts with the self-lubricating function.

Rotary PTFE Lip Seal Radial Shaft Seal-C TYPE

The PTFE lip seal is a rotary lip seal that features an ID lip that seals dynamically on a shaft and metal casing on its OD to seal statically press-fit into a bore. A gasket is sandwiched between layers of sealing lips and the can to seal off the potential leak path. Since the lip […]

SPG - Excavator Heavy Duty Piston Hydraulic seal

SPG is a compact double-acting piston seal for medium to heavy duty applications. The reinforced, thermally stable thermoplastic sealing surface with stepped joints allows the seal to pass through the port, making it ideal for double acting telescopic cylinders. It consists of a bronze-filled PTFE face ring preloaded by a square-section NBR ring. The cover […]

SPGO - PTFE Filled with Bronze Excavator Piston Seals

SPGO is a standard double acting seal. For reciprocated hydraulic system, allow large extrusion gap, has wide application, high static and dynamic sealing effect, be able to work in dusty condition, low friction, available in various of materials. Application SPGO Seals could use for the application of high pressure, low pressure double-acting […]

SPGW-Excavator Parts Hydraulic Piston Compact Seal

The common compact seal SPGW is made of a sealing ring, an O-ring and back up ring. Sealing ring material is generally filled with PTFE; the O-ring is made of nitrile rubber (NBR). ) or fluororubber (FKM); the back up ring is made of polyoxymethylene (POM) material. The combined seal SPGW has good dynamic and […]

SPN-High Pressure Rod Seal PTFE Bronze, NBR/FKM

DSH Seals’ SPN-type shaft Lancaster letter is a two-way piston rod seal consisting of a PTFE bronze composite or a high-hardness polyurethane rod seal ring and an E-ring. SPN seals are especially suitable for controlling cylinder servo systems, machine tools, cylinder quick response and construction equipment, and two-way piston rod cylinders. This filler has […]

SPNO-Bronze Filled PTFE Hydraulic Rod Seals

DSH Seals’ SPNO Standard compact seal for wide application. We are designed according to NOK’s SPNO series standard. This filler has low frictional resistance, eliminates stick-slip and ensures high wear resistance. It is a standard combination seal for a variety of operations. Applications: engineering machinery, presses, agricultural machinery, lifts, industrial enquipment, injection molding machines. […]

SPNS-Hydraulic Rod Seal Low Speed Step Seal

SPNS type hydraulic seal is a relatively soft, non-metallic ring that is captured in a groove or fixed in a combination of rings to form a seal assembly to prevent or separate fluids in reciprocating applications. Hydraulic sealing is essential in machinery. Their use is critical to providing a way to convert fluid dynamics […]

Stainless Steel D type-Triple Rotary Lip PTFE Oil Seal

DSH Seals offers broad seals types which utilize the most recent tech PTFE (Polytetrafluoroethylene) material in the seal lip. This kind of material features low friction between the rotating shaft and the external environment. The PTFE lip seal is a rotary lip seal that features an ID lip. The ID lip seals dynamically on a shaft and metal casing […]

TC-Standard Radial Shaft Double Lip Oil Seal

TC oil seal, which is a kind of double lip oil seal with self-tightening spring completely covered by rubber. Generally speaking, oil seal usually refers to this TC skeleton oil seal. The common materials for oil seals are: nitrile rubber, fluorine rubber and silicone rubber. NBR It has good heat resistance, wear resistance, resistance to various […]

UN - Hydraulic Piston and Rod U Cup Seal

It is used in a wide range of hydraulic cylinders. UN is a lip seal that can be used for piston and rod seals because of the equal height of the two seal lips. The piston rod seal is the most critical seal on any type of fluid power plant, preventing fluid from leaking out of […]

Yxd-PU U-Cup Hydraulic Cylinder Rod Seal

The hydraulic cylinder rod seal, also abbreviated as hydraulic rod seal or hydraulic cylinder seal, is often installed in the dust seal inside the hydraulic cylinder end cap. Acting as one of the primary pressure bearing components, the hydraulic rod seal prevents the hydraulic oil from leaking, and this means the rod seals hold compression […]

Yxd-PU U-Cup Hydraulic Piston Y Seal

U cup seal has a U-shaped cross-section and Y seal has a Y-shaped cross-section, and they are typical lip seals. Although U cup seal is a little bit different from Y seal in shape, they are often thought of the same sort of seal concerning their working principles. U cup seal, additionally named U cup […]

The seals, notably hydraulic seals supplied by DSH Seals are available in various pressure capacity, speed capacity, and operating temperature range. The hydraulic seals in DSH Seals are the best well-known, including rod seals, piston seals, buffer seals, guide rings, O-rings, and Oil seals. DSH Seals will emphasize improving the hydraulic piston seals. Frequently considered as a simple component, the hydraulic piston seal has a critical impact on the operation of the hydraulic system. It makes all the difference to the machines or devices during operations. DSH Seals features flexibility and versatility in manufacturing distinct hydraulic piston seals models and parameters. Of course, solutions, for example, operational evaluation, analyzing, and coverage of all hydraulic piston seals are offered in DSH Seals.

DSH Seals is reputable as a professional PTFE seals manufacturer in China. Currently, DSH Seals covers over 1,000 sorts of seals for more than 2,000 applications. DSH Seals adopts various advanced facilities and equipment to process the seals, including PTFE sintering machine, vulcanizing machine, edge trimming, internal mixer, mixing mill, and so on. No matter customers' industry is machinery manufacturing, refrigeration, sewage treatment, paper making, chemical engineering, oil refining, pharmacy, painting, and printing, or electricity generation industry, DSH Seals has the confidence to come up with the best suitable and appropriate seal solution for them. DSH Seals provides expert advice and gives support throughout the life cycle of your sealing system.