Piston Guide Ring

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Piston Guide Ring Specification

Standard
DIN 7993, ISO 1629, as per application

Tolerance
0.05 mm

Thickness
Customizable (typically 2-8 mm)

Material
High-grade PTFE, Nylon, Bronze-filled PTFE, or special polymers

Shape
Flat ring, or rectangular / square cross-section

Hardness
60-75 Shore D

Temperature
-40C to +200C (Depending on material)

Function
Guides the piston and absorbs side loads, eliminating metal-to-metal contact

Application
Hydraulic cylinders, pneumatic systems, industrial and mobile hydraulic equipment

About Piston Guide Ring

Piston Guide Ring that we provide is broadly used for guiding the piston in the cylinder bore. It also function to withstand the high load impact and prevent contact between the metallic parts. The offered range of ring is manufactured using high quality raw material and advanced techniques in various specifications for our clientele to choose from. It comes with perfect roundness and spring tension based on their requirements. Moreover, this Piston Guide Ring can be purchased from us at nominal prices.

Customizable Performance and Sizing

Our piston guide rings can be tailored to precise dimensions (OD 25-300 mm; thickness 2-8 mm) and feature either flat or rectangular cross-sections. Standard sizes are stocked for immediate dispatch, while custom rings are fabricated in 1-2 weeks. This flexibility allows tailored integration across diverse hydraulic and pneumatic applications.

Material Versatility and Durability

Manufactured using premium PTFE, bronze-filled PTFE, nylon, or specialty polymers, these guide rings exhibit excellent wear and pressure resistance. Suitable for temperatures from -40C to +200C (material dependent), they maintain a low friction coefficient, providing reliable long-term service in challenging conditions.

Hassle-Free Installation and Superior Functionality

Choose from split or solid designs for straightforward installation. Each ring is precisely finished (Ra < 0.4 m) for optimal performance, reducing metal-to-metal contact and extending system life. Packaging options include individual or bulk, as per your requirements.

FAQ's of Piston Guide Ring:

Q: How do I select the correct piston guide ring size and material for my application?

A: You should determine the outer diameter, thickness (typically 2-8 mm), operating temperature, pressure conditions, and media that will come in contact with the ring. Based on these parameters, choose the appropriate material (PTFE, nylon, bronze-filled PTFE, or special polymer) and specify the required dimensions. Custom fabrication is available for unique requirements.

Q: What is the installation process for these piston guide rings?

A: Installation is straightforward: the rings are offered in split or solid forms to accommodate various cylinder designs. Simply place the ring into the designated groove on the piston or cylinder. Split types are especially convenient for retrofitting or where assembly space is limited.

Q: Where can piston guide rings be used?

A: These guide rings are widely used in hydraulic cylinders, pneumatic systems, and both industrial and mobile hydraulic equipment. Their robust design and versatility allow them to perform reliably in demanding operating environments.

Q: What are the functional benefits of using these guide rings?

A: The primary functions are guiding the piston, absorbing side loads, and preventing metal-to-metal contact. This results in smoother piston movement, reduced friction and wear, increased service life, and minimized maintenance downtime.

Q: What is the typical lead time for standard and custom piston guide rings?

A: Standard sizes are usually available from ready stock for quick delivery. Custom sizes can be manufactured within 1-2 weeks, depending on the specifications and order volume.

Q: Are the guide rings compatible with different fluids and chemicals?

A: Yes, the rings are designed for broad media compatibility, including oils, water, hydraulic fluids, air, and some chemicals. Material selection is important to match the guide ring with the specific media used in your system.

Q: What quality standards do your piston guide rings meet?

A: Our guide rings are manufactured in compliance with DIN 7993 and ISO 1629 standards, guaranteeing reliable performance for hydraulic and pneumatic applications.

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