AXF-5Q Graphite

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Combines high-strength premium graphite with carbon to produce a material that is both strong and biocompatible, making it ideal for internal medical applications.

Proven biocompatibility, safety, and efficacy allows for use in U.S. FDA Class II and III applications.
5 µm (200 µin) particle size specialty graphite
Purity of 5 ppm or less when run through our proprietary purity process
Over 40 years of use in biomedical implant applications
High strength
Precision machinable

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Applications AXF-5Q Graphite Applications

Mechanical heart valves
Orthopedic prosthetics
Cancer treatments

Specifications

Product Specifications

Particle size	5 µm (200 µin)
Pore size	0.8 µm (32 µin)
Total porosity	20% volume
Open porosity	80% of total
Apparent density	1.78 g/cm³ (0.064 lb/in³)
Compressive strength	138 MPa (20,000 psi)
Flexural strength¹	86 MPa (12,500 psi)
Tensile strength²	62 MPa (9,000 psi)
Shore hardness	74
Electrical resistivity	1470 µΩ-cm (580 µΩ-in)
Thermal conductivity	95 W/m-K (55 Btu-ft/hr/ft² °F)
Oxidation threshold³	450°C (840°F)
¹Measured using 4-point bend method.
²Estimated at 70% of flexural strength.
³Temperature that results in 1% wt. loss in 24 hrs. Oxidation threshold increases by approximately 100°C if graphite is purified. Test sample size equals 0.5” x 0.5” x 1.0".

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Reference Materials Product Documentation

Published Aug 23, 2021 Data Sheet AXF-5Q Graphite

399.0 kB

Published Aug 23, 2021 Data Sheet AXF-5Q Graphite - A4

399.0 kB

Part Numbers

AXF-5Q Graphite Part Numbers

Part Number	Material Type
DE-18338	Sample