In the rapidly evolving industrial landscape of China, the demand for high-quality sealing solutions is paramount. The Parker O-ring catalog stands out as a critical resource for engineers and procurement professionals seeking reliable components. This guide delves into the intricacies of Parker O-rings, emphasizing their applications, specifications, and advantages in various industries.
Readers can expect to gain a comprehensive understanding of the diverse range of Parker O-rings available in China. The guide will cover essential topics such as material selection, sizing, and performance characteristics. Additionally, it will highlight best practices for installation and maintenance, ensuring optimal functionality and longevity of these vital components.
By the end of this guide, readers will be equipped with the knowledge to make informed decisions regarding Parker O-rings. Whether you are a seasoned professional or new to the field, this resource will enhance your understanding of sealing solutions and their critical role in ensuring operational efficiency and safety in various applications.
A Comprehensive Guide to Parker O-Rings in China
Parker O-rings are essential sealing components widely used across various industries in China. Understanding their diverse types and technical features is crucial for selecting the right O-ring for specific applications. This guide will provide detailed insights into Parker O-rings, focusing on their technical specifications and the differences between various types. Information is sourced from multiple Parker catalogs found on www.parker.com, ph.parker.com, pdf.directindustry.com, and idoc.pub, as well as Parker’s distributor information on www.tvh.com.
Technical Features of Parker O-Rings
Parker O-rings are renowned for their high quality and reliability. They are manufactured to exacting standards, ensuring consistent performance and dimensional accuracy. The manufacturing process, from in-house material mixing to non-contact inspection, employs state-of-the-art technology. The company’s commitment to quality is reflected in its ISO certifications. Parker O-rings are available in metric and imperial sizes, adhering to international standards like AS-568B, DIN ISO 3601, and JIS. Custom sizes are also readily available. The following table compares key technical features:
| Feature | Description |
|---|---|
| Material | Wide range of elastomers: NBR, HNBR, EPDM, FKM, FFKM, Silicone, etc. |
| Hardness (Shore A) | Typically ranges from 40 to 90 Shore A, depending on the material and application. |
| Temperature Range | Varies significantly depending on the chosen material; some can withstand extreme temperatures. |
| Pressure Resistance | Dependent on material and design; some O-rings can handle extremely high pressures. |
| Chemical Resistance | Highly variable, depending on the elastomer used; some materials are highly resistant to aggressive chemicals. |
| Size and Dimensions | Available in standard metric and imperial sizes, as well as custom dimensions. |
| Applications | Static and dynamic sealing in various applications, across numerous industries. |
Different Types of Parker O-Rings
The extensive range of Parker O-rings caters to diverse applications. Material selection is key to ensuring compatibility with specific operating fluids and environmental conditions. The choice of material directly influences the O-ring’s performance characteristics, including temperature and chemical resistance. The following table highlights some common types:
| Type | Material | Key Properties | Applications |
|---|---|---|---|
| Nitrile Butadiene Rubber (NBR) | NBR | Good oil resistance, good abrasion resistance, cost-effective | Hydraulic and pneumatic systems |
| Hydrogenated Nitrile Butadiene Rubber (HNBR) | HNBR | Improved heat and ozone resistance compared to NBR | High-temperature applications, automotive seals |
| Ethylene Propylene Rubber (EPDM) | EPDM | Excellent hot water and steam resistance, ozone resistance | Automotive, industrial, potable water applications |
| Fluorocarbon Rubber (FKM) | FKM | Excellent chemical and high-temperature resistance | Chemical processing, aerospace applications |
| Perfluoroelastomer (FFKM) | FFKM | Superior chemical and high-temperature resistance | High-performance applications, semiconductor industry |
| Silicone Rubber (VMQ) | VMQ | Good low-temperature flexibility, physiological inertness | Medical, food contact applications |
Conclusion
Parker O-rings represent a high-quality, versatile sealing solution. Their broad range of materials, sizes, and performance characteristics ensures suitability for diverse industrial applications within China. Proper selection is critical for optimal performance and longevity. TVH, a Parker distributor in China (www.tvh.com), provides a reliable source for these O-rings and related accessories, offering same-day shipment and multilingual customer support.
FAQs
1. What are the primary factors to consider when selecting a Parker O-ring?
The main factors include the operating fluid, temperature range, pressure, and required chemical resistance. The correct material must be chosen to meet these requirements.
2. How can I determine the correct size of Parker O-ring for my application?
Parker provides comprehensive catalogs (idoc.pub, pdf.directindustry.com) with detailed dimensions and specifications for various O-ring sizes. Consult these resources or contact Parker directly.
3. What is the role of a Parbak® back-up ring?
Parbak® back-up rings (www.parker.com) prevent extrusion of the O-ring in high-pressure applications, improving seal life and reliability. They are often used in conjunction with 2-xxx series Parker O-rings.
4. Where can I find Parker O-ring catalogs and technical documentation?
Parker’s website (www.parker.com, ph.parker.com) and authorized distributors like TVH (www.tvh.com) offer online catalogs and technical documentation. Additional resources are available on pdf.directindustry.com and idoc.pub.
5. What are the typical delivery times for Parker O-rings from TVH in China?
TVH (www.tvh.com) aims for 95% same-day shipment and next-day delivery for its customers in China. This rapid delivery ensures minimal downtime for equipment repairs or maintenance.