Graphite Packing Rings

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MOQ : 1 Pack

Graphite Packing Rings Specification

Usage
Industrial

Material
Graphite

Application
Sealing and packing in pumps, valves, and other industrial equipment

Chemical Composition
Carbon (C) 99% with trace elements

Product Type
Graphite Packing Rings

Shape
Ring

Color
Grey

Hardness
35 - 55 Shore A

Density
1.85 Gram per cubic centimeter(g/cm3)

Color
Dark Grey to Black

Temperature Resistance
Up to 450C in oxidizing atmosphere, 2500C in non-oxidizing medium

Pressure Resistance
Up to 200 bar (hydraulic), Up to 300 bar (static)

Tensile Strength
5 MPa

Surface Finish
Smooth, anti-stick

pH Range
0 - 14

Compressibility
15% - 35%

Standard Sizes
Customizable from 10 mm to 500 mm OD

Recovery
10% - 25%

Graphite Packing Rings Trade Information

Minimum Order Quantity
1 Pack

Supply Ability
1000 Packs Per Week

Delivery Time
15 Week

About Graphite Packing Rings

Owing to our technical excellence, we are counted among the topmost manufacturers, exporters and suppliers of Graphite Packing Rings. Widely demanded in oil, chemical, thermoelectric, nuclear and other industries, these rings are mainly used for sealing valves, pumps and expansion joints. The provided rings are punched from pure expanded graphite sheets for assuring their desired shapes and sizes. Easy to install, the offered Graphite Packing Rings are available with us in various sizes, diameters and finishes at cost-effective prices.

Features:

Abrasion resistance
Accurate dimension
Fine surface finish
High load bearing capacity

Exceptional Performance Under Extreme Conditions

These graphite packing rings are designed to function reliably in some of the most demanding industrial environments. Their ability to withstand extremely high temperatures and pressures ensures minimal maintenance and operational downtime, making them invaluable in settings such as chemical processing, power plants, and refineries.

Precision Engineering for Versatile Applications

Our rings are manufactured using high-purity graphite and strict quality control processes, delivering consistent compressibility and tensile strength. Compatible with broad pH ranges and customizable to fit a variety of sizes, these rings can be utilized across various industries wherever high-integrity sealing is required.

FAQ's of Graphite Packing Rings:

Q: How are graphite packing rings installed in industrial equipment?

A: Graphite packing rings are typically installed by disassembling the equipment, cleaning the sealing area thoroughly, and then placing the rings into the gland or stuffing box. Correct installation ensures a tight seal and optimal performance in pumps, valves, or other machinery.

Q: What are the main advantages of using graphite packing rings for sealing?

A: Graphite packing rings offer high temperature and chemical resistance, superb compressibility and recovery, non-stick smooth surfaces, and reliable sealing even under high pressure. Their durability reduces the need for frequent replacement, contributing to lower operational costs.

Q: When should graphite packing rings be chosen over other sealing materials?

A: Graphite packing rings are ideal when equipment is exposed to extreme temperatures (up to 2500C in non-oxidizing conditions), high pressures, or corrosive chemicals spanning the entire pH range. Their use is recommended in critical industrial processes requiring robust and long-lasting seals.

Q: Where are graphite packing rings most commonly applied?

A: These rings are widely used in industrial pumps, valves, compressors, and other sealing applications in industries such as chemical processing, power generation, petrochemicals, mining, and pharmaceuticals.

Q: What is the process for customizing graphite packing ring sizes?

A: We manufacture graphite packing rings to customer specifications, accepting orders for outer diameters ranging from 10 mm to 500 mm. Details such as size, thickness, and special requirements can be provided for tailored production and a precise fit.

Q: What is the typical lifespan of a graphite packing ring under continuous operation?

A: The lifespan varies depending on operating conditions such as temperature, pressure, type of equipment, and maintenance routines. Under optimal conditions, graphite packing rings deliver extended service life due to their high resistance to wear and chemical attack.

Q: How does the chemical composition of these rings enhance their performance?

A: Comprised of 99% pure carbon with trace elements, the chemical makeup contributes to excellent thermal stability, chemical inertness, and mechanical strength, making them suitable even for aggressive industrial environments.

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