Hydraulic Piston Seals Spgw for Excavator

Hydraulic Piston Seals Spgw for Excavator

Model: SPGW
Temperature: -40/+160℃
Speed: ≤1.5m/s
Pressure: ≤50MPa

Product Introduction

We are doing our best to listen and respond to the market demand and dedicate more and better glyd ring installation, guide ring size, glyd ring piston seal to the society. We adhere to the service concept of "fast and responsible" and the marketing concept of "real and honest". We have won the recognition and praise of our customers with modern management mode, good reputation, excellent products and service. We implement talent nurturing program to inject more vitality into the enterprise. By integrating the resources of all parties, we lead the enterprise to develop excellence forward and create a new situation of development together.

Description

Piston seal SPGW is a high performance double acting compact piston seal consisting of a PTFE piston-seal friction ring, a profiled pre-loaded NBR elastomer and two POM back up rings. It is suitable for a wide range of PTFE materials, the most common being bronze, MoS2, or carbon are the most commonly used for fluid power service, other high-performance materials are also available to suit your needs. The most commonly used energizer is the NBR Shore 80A.

When used in a variety of fluids and high temperatures, it is suitable for wider piston spacing. By stacking, the SPGW compact seals form a compact structure and excellent performance, mounted in a single piston groove.

Its geometry gives it overall stability, wear resistance, tightness, low friction and long life without maintenance. Due to the initial shrinkage range set, the seal has good sealing properties at low pressure.

When the pressure is raised, the sealing performance remains good because the elastomer exerts a stress on the combined seal ring, thereby converting the axial force from system pressure to radial compression. Suitable for overloaded nylon shielding rings. Designed to protect seals from crushing damage, it meets the requirements of a wide range of hydraulic cylinders.


Slide Ring Material

PTFE Filled Bronze, Carbon, MoS2, Graphite, Glass Fiber, Ekonol, Polyimide, etc.

Slide Ring Color

Black,Green,Coffee,Yellow etc.

Elastomer Material

NBR or FKM

Elastomer Color

Black or Brown

Back Up Ring Material

POM

Back Up Ring Color

Black or White

Speed

≤1.5m/s

Temperature

-40 to 160℃

Pressure

≤50MPa

Medium

Mineral oil based hydraulic fluids, barely flammable hydraulic fluids, water, air and others

Application

Excavators, Standard cylinders, Mobile hydraulics, Presses etc.

Standard or can fit the groove

Comply with standard of NOK-SPGW series

Pressure

160bar

250bar

400bar

500bar

Max Gap E

E≤1.0mm

E≤0.8mm

E≤0.6mm

E≤0.4mm

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Installation Dimension table based on Metric Size (mm)

D H9

d h9

L +0.2

H

C≥

50~60

D-14

9

8.5

4

65~95

D-15

11

10.5

4

100~120

D-15

12.5

12

4

125~240

D-23

16

15.5

6

250~320

D-28

17.5

17

7.5


Feature

● Low frictional resistance

● High wear resistance

● Less installation space

● Excellent performance of sliding

● No crawling effect

● Low friction coefficient; no stick-slip effect

● Excellent extrusion resistance even during pressure peaks


The company has 5,000 square meters of professional production plants, 2000 square meters of constant temperature and humidity production workshop, dozens (sets) of advanced production equipment.

Own a professional and technical production team and sales service team.

The selection of raw materials are international first-line brand suppliers, In order to ensure product quality, we promise that don't add waste (recycled materials) in the material.



Being kind to customers and employees is our company's business philosophy, and making the best quality Hydraulic Piston Seals Spgw for Excavator for consumers is our highest pursuit. In the future, we will further advance to refinement, and then make the enterprise stronger and bigger, and realize the sound, fast and harmonious development of the enterprise. We adhere to the principle of honesty, loyalty, compliance with rules and regulations, integrity, trustworthiness, consistency in word and deed, dare to speak the truth, dare to be more truthful.

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