Mechanical Properties of G10?

Joined
Mar 29, 1999
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330
I would very like to know the mechanical properties of G10. In the FAQ of Benchmade Site I found the following data:

Tensile strength: 55,000 psi
Compressive strength: 65,000 psi

These values are amazing. As a reference, these are the values for 6061 T6 and for DuPont Zytel, from www.matweb.com:

6061 T6 (Aluminium alloy)
Tensile Strength, Ultimate: 44,950 psi
Modulus of Elasticity: 69 GPa, 10,005 ksi. Average of Tension and Compression. In Aluminum alloys, the compressive modulus is typically 2% greater than the tensile modulus.

DuPont Zytel 101, GP Nylon 66, Dry As Molded
Tensile Strength, Ultimate: 11,992 psi
Compressive Yield Strength: 4,901 psi

It seems G10 is tougher than Aluminium, and many times better than Zytel.

I believe Benchmade a serious company, so I am keen to believe their data, but it is hard to understand why there is a so big difference in compressive strenght between G10 and Zytel. Zytel is made with nylon and fiberglass, G10 with epoxy and fiberglass. The compressive strenght is given by, say, fiberglass, and fiberglass is in G10 and in Zytel too.

If G10 is so strong, could be possible to build much more than scales with it? Sheats, the whole handle, automobile or aircraft parts, shells for laptops or cellular phones? It could be a little expensive, but being it lighter than Aluminium it could find some applications in the real world.

Can someone explain me this fact? There was an engineer specialized on material in these forums some time ago...

Falcenberg
 
I have the physical properties on the G10 at work. I will try to remember to post them. But blieve it or not the G10 was not made for the knife making industry. It is made for and used in the automotive and electrical industry.
 
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