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Fastener Sets & Assemblies › Assortment Kits & Mixed Fastener Sets

Premium Graphite Fasteners Set: High-Strength Bolts and Nuts

Updated 2026-11-04 · Markdown version

Model no. customized

US$0.24 – 6.00 / piece

MOQ 5 pieces · Final price confirmed in your quote

Material Composition: High-Purity Graphite (≥99%)
Compressive Strength: ≥80 MPa
Flexural Strength: ≥30 MPa
Custom Features: Tailored Designs, Including Slots, Grooves, and C
Custom Designs: Tailored bearing solutions to meet specific application requirements.
High-Precision Tolerances: Ensuring consistent performance in demanding applications.
Customized Solutions: Tailored advice and modifications to address specific operational challenges or requirements.

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Specifications are as listed for this product. Engineering Hardware & Fasteners confirms ratings, mating parts, compatibility, packing and lead time with you before you order.

Specifications

Customization	Available
Type	Pump Casing
Material Composition	High-Purity Graphite (≥99%)
Model NO.	customized
Operating Temperature	-200°C to 3000°C (in Inert or Vacuum Condi
Thermal Conductivity	120-180 W/M·K
Coefficient of Friction	0.05-0.20 (Self-Lubricating Properties, Depending
Density	1.7-1.9 G/Cm³
Compressive Strength	≥80 MPa
Flexural Strength	≥30 MPa
Wear Resistance	Excellent (Low Wear Rate Under Dry and Wet Conditi
Chemical Resistance	Resistant to Acids, Alkalis, and Most Chemical Age
Electrical Conductivity	High (Resistivity: 8-15 μω·M)
Load Capacity	up to 5 MPa (Depending on Size and Application)
Machining Precision	±0.01 mm
Custom Features	Tailored Designs, Including Slots, Grooves, and C
Applications	Shielded Pumps, Chemical Pumps, Industrial Equipme
Transport Package	Sealed in Plastic Bags, Packed in Foam-Lined Boxes
Specification	Ceramic part
Origin	China
HS Code	854590
Production Capacity	5000000PCS/Year
Key Features	High-Purity Graphite Material
High (resistivity	8-15 μΩ·m)
Aerospace	High-performance bearings for aircraft engines and systems.
Automotive	Durable solutions for engines, transmissions, and electric vehicles.
Medical Equipment	Precision bearings for surgical tools and diagnostic devices.
Industrial Machinery	Robust bearings for heavy-duty operations in manufacturing and production.
Renewable Energy	Specialized bearings for wind turbines and solar tracking systems.
Food & Beverage	Corrosion-resistant bearings for hygienic and reliable operations.
Ceramic Bearings	Offering high temperature resistance, low friction, and excellent corrosion resistance.
Custom Designs	Tailored bearing solutions to meet specific application requirements.
High-Precision Tolerances	Ensuring consistent performance in demanding applications.
Maintenance-Free Options	Sealed bearings for enhanced durability and reduced downtime.
Technical Support	Expert guidance for installation, maintenance, and troubleshooting to ensure optimal performance.
Warranty Assurance	Coverage for manufacturing defects, providing peace of mind with every purchase.
Customized Solutions	Tailored advice and modifications to address specific operational challenges or requirements.
Prompt Response	Dedicated support team available to address inquiries and resolve issues quickly and effectively.
Higher Durability	Resistant to wear, corrosion, and high temperatures.
Lighter Weight	Up to 40% lighter than steel bearings.
Non-Magnetic & Electrically Insulating	Ideal for sensitive applications.
Low Friction	Reduces energy loss and heat generation.
Ceramic bearings are widely used in	Packaging equipment
Category	Assortment Kits & Mixed Fastener Sets

Technical parameters

Material Composition	High-purity graphite (≥99%)
Operating Temperature	-200°C to 3000°C (in inert or vacuum conditions)
Thermal Conductivity	120-180 W/m·K
Coefficient of Friction	0.05-0.20 (self-lubricating properties, depending on load and speed)
Density	1.7-1.9 g/cm³
Compressive Strength	≥80 MPa
Flexural Strength	≥30 MPa
Wear Resistance	Excellent (low wear rate under dry and wet conditions)
Chemical Resistance	Resistant to acids, alkalis, and most chemical agents
Electrical Conductivity	High (resistivity: 8-15 μΩ·m)
Load Capacity	Up to 5 MPa (depending on size and application)
Machining Precision	±0.01 mm
Custom Features	Tailored designs, including slots, grooves, and complex geometries
Applications	Shielded pumps, chemical pumps, industrial equipment, and thrust bearing systems
Environmental Suitability	Suitable for dry, wet, and vacuum environments

Description

Premium Graphite Fasteners Set: High-Strength Bolts and Nuts is part of our assortment kits & mixed fastener sets range (Fastener Sets & Assemblies).

Key details

Type: Pump Casing
Material Composition: High-Purity Graphite (≥99%)
Operating Temperature: -200°C to 3000°C (in Inert or Vacuum Condi
Thermal Conductivity: 120-180 W/M·K
Coefficient of Friction: 0.05-0.20 (Self-Lubricating Properties, Depending
Density: 1.7-1.9 G/Cm³
Compressive Strength: ≥80 MPa
Flexural Strength: ≥30 MPa

Available configurations include material composition, compressive strength, flexural strength, custom features and custom designs. Custom sizes, threads, materials, grades, platings and packaging can be quoted on request.

Ordering through Engineering Hardware & Fasteners

Minimum order is 5 pieces at US$0.24 – 6.00 per piece. Send one inquiry with the part number, quantity and destination, and Engineering Hardware & Fasteners confirms size, thread, material, grade, finish, price, lead time and shipping, checks the goods before dispatch and ships them to you.

Frequently asked questions

What is the minimum order quantity (MOQ) for Premium Graphite Fasteners Set: High-Strength Bolts and Nuts?

The listed minimum order is 5 pieces, at US$0.24 – 6.00 per piece. Smaller trial quantities or samples can be requested in your inquiry; Engineering Hardware & Fasteners confirms what is possible for your size.

What are the main specifications of Premium Graphite Fasteners Set: High-Strength Bolts and Nuts?

Type: Pump Casing; Material Composition: High-Purity Graphite (≥99%); Operating Temperature: -200°C to 3000°C (in Inert or Vacuum Condi; Thermal Conductivity: 120-180 W/M·K; Coefficient of Friction: 0.05-0.20 (Self-Lubricating Properties, Depending; Density: 1.7-1.9 G/Cm³. The full specification table and any technical parameter tables are listed on this page.

Can this product be customized (OEM)?

Listed configurations include material composition, compressive strength, flexural strength, custom features and custom designs. Size, thread, length, material and grade, surface finish, head marking, packaging and labels can be quoted to your specification or drawing.

What is the lead time and how is it shipped?

Lead time depends on quantity and customization and is confirmed in your quote. Engineering Hardware & Fasteners checks the goods before dispatch and ships by express, air or sea; mixed orders can be consolidated in one shipment.

Which other assortment kits & mixed fastener sets are available?

The Assortment Kits & Mixed Fastener Sets category lists 3,161 products in different sizes, materials and finishes: https://engineeringhardware.com/fastener-products/fastener-sets-assemblies/assortment-kits-mixed-fastener-sets/

How we work

Specified, checked and shipped by Engineering Hardware & Fasteners

Engineering Hardware & Fasteners supplies bolts, screws, nuts, washers, anchors, rivets and fastening hardware to equipment makers, contractors, distributors and maintenance teams. Orders go through one controlled process: size, thread, material, grade and finish confirmed, samples approved, dimensions, thread fit and plating checked before packing, then packed for export — standard or made to drawing.

DIN, ISO, ASTM, ANSI, JIS and GB standard parts
Non-standard parts made to your drawing
Dimensions, thread gauges and plating checked before packing
Export cartons and pallets, consolidated mixed orders
Samples available for approval before mass production

More about us → · Request a sample or custom quote →

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US$0.24 – 6.00MOQ 5 piecesGet a quote WA