U+S Combined Sealing Ring for Hydraulic Equipment
U+S Combined Sealing Ring for Hydraulic Equipment
U+S Combined Sealing Ring for Hydraulic Equipment
U+S Combined Sealing Ring for Hydraulic Equipment
U+S Combined Sealing Ring for Hydraulic Equipment
U+S Combined Sealing Ring for Hydraulic Equipment
U+S Combined Sealing Ring for Hydraulic Equipment

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U+S Combined Sealing Ring for Hydraulic Equipment

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Color:

  • Red
  • Blue

Material:

  • Pu
  • Rubber

Types:

  • O Ring
  • Piston Rod Seals
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Model No. : U+S
Brand Name : KVK
place of origin : China
Code : U+S
Pressure≤(MPa) : ​≤35MPa
Speed≤(m/s) : Reciprocating≤0.8m/s
Temperature ℃ : -30°C ~ +80°C
Material : Rubber
Effect : Dust Seal
Type : Sealing Ring
Standard or not : Standard Parts
Sample or Stock : Spot Goods
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2yrs

Dongguan, Guangdong, China

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  • Gold Supplier
  • Platform Certification

Product description

The U+S Combined Sealing Ring is designed to provide optimal sealing performance for hydraulic equipment such as plungers, piston rods, air drills, telescopic cylinders, forging presses, and mobile machinery. Its star ring ensures pre-compression under low pressure or vacuum conditions, while the U-ring is loaded with the increase of system pressure. The sealing effect is insensitive to shock loads and pressure peaks, making it ideal for harsh working environments. The U+S has good wear resistance and anti-extrusion performance, and is suitable for use with petroleum-based hydraulic oil and emulsion. It is easy to install and can withstand temperatures ranging from -30℃ to +80℃.


Overview

U+S is a combined sealing ring. The star ring ensures the pre-compression amount under low pressure or vacuum conditions, the system pressure is transmitted to the sealing lip of the U-ring through the star ring, the U-ring is loaded with the increase of the system pressure, and the sealing effect is basically related to the temperature Regardless of the change, when the U-shaped ring is worn to a certain extent, the star-shaped ring plays a compensating role to ensure its sealing effect.


advantage
U+S has good wear resistance and anti-extrusion performance; insensitive to shock loads and pressure peaks; ideal sealing effect under no-load and low temperature conditions; suitable for harsh working environments; easy to install.


Scope of application
U+S is mainly used for sealing plungers, piston rods, air drills, telescopic cylinders, forging presses and mobile machinery and other hydraulic equipment.

technical parameter
Pressure: ≤35 Mpa, when the pressure is higher than 20MPa, it is recommended to use a retaining Mechanical Seals.

Temperature: -30℃ ~ +80℃

Speed: Reciprocating ≤0.8m/s

Medium: Petroleum-based hydraulic oil, emulsion, not suitable for environmentally safe hydraulic oil (bio-oil).


Material
U-ring: high-performance imported polyurethane (TPU), Shore

Hardness (SHA) 93°

Star ring: Highly elastic nitrile rubber (NBR), Shore hardness (SHA) 70°


Installation requirements
In order to ensure that the seal is not damaged during the installation process, it must be installed in strict accordance with the installation requirements of the Sealing Element.


Order example
Piston rod diameter: d=50.0mm

Ordering model: U+S 50 60 6


KVK Seals U+SZXS Seal

Material Of O Ring
Material Of Seals
Material Of KVK Seals
Company Overview
Guangdong Dongguan Zhongxingshun Seal Products Factory, located in Daojiao Town, Dongguan City (the capital of water town), was established in 1999 and is a comprehensive source factory engaged in seal design, production, agency, warehous
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