Questions tagged [carbon-fiber]

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Fuzzy texture in soildworks

Is there a way to add a "fuzzy" texture to a body in solidworks? Something like this: The purpose - to 3d print a body with a fuzzy surface to get better bonding Any other ideas to improve ...
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1answer
53 views

Best DIY material for a high-torque cog or gear?

I am making a gear/cog to attach to a high torque stepper motor. I can realistically make it out of the following variety of materials: 3D printer PLA/PLA+ etc. layered PLA/PLA+ and fiberglass made ...
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Best glue option for laminated Kevlar <> birch plywood for not peeling off

I have a problem where I glue a laminated sheet of Kevlar to birch plywood and it peels off easily I tried: Laminating the Kevlar directly on the plywood with lamenting epoxy Using the laminating ...
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22 views

Any industry convention for Carbon / fiberglass mold color?

I was wondering if there is a specific color that will add some benefit to a carbon / fiberglass mold Maybe help identify problem spots without resin or easier to see in general?
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2answers
42 views

Can carbon fibre be injection molded?

I found very little information about that, but it says that its technically possible, but then why it isnt used instead regular carbon fibre machining? It sounds way easier...
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24 views

which kinds of lubricant / grease can attack carbon fibre components and which kinds cause no harm or damage?

It's easy to find many non-expert opinions about the dangers of using grease on carbon fibre components. Which kinds of lubricant cause no harm to carbon components, and which, if any, can damage them?...
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2answers
40 views

Is it possible/practical to mold a single hollow piece of carbon fiber with a sealed vacuum in the middle?

Let's say I design a simple piece of carbon fiber to be manufactured, in the shape of a simple cylinder with a diameter of 2cm and a height of 3cm (pretty small). Is it possible and/or practical to ...
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1answer
23 views

Database for stiffness matrix? [closed]

I have searched everywhere for the stiffness matrix of GFRP, but there isn't a single paper or site that experimented the full matrix. Is there any sort of database for the stiffness matrix of many ...
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2answers
525 views

Welding Carbon fibre

How do you weld carbon fibre to another piece of carbon fibre? If it can't be welded together what other solutions are there for connecting carbon fibre together?
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2answers
119 views

Why do they vacuum pump the carbon fiber fabric?

I have seen plenty of YouTube videos in which they use carbon fiber fabric to build various things. One such channel is Mike's Patey's channel where he makes amazing aircrafts from carbon fiber. In ...
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22 views

What is the compressive strength of carbon nanotube reinforced polymer?

What is the range of compressive strength of carbon nanotube reinforced polymers? Although CNT's themselves have phenomenal (oriented) compressive strength, and one can find references to that, CNRP'...
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41 views

Carbon Nanotubes as muscles?

I was wondering why carbon nanotubes are not used as artificial muscles yet? I mean they behave similar to real muscles, only that they expand horizontally. What are the current challenges that ...
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2answers
48 views

What steel to use? What thickness and width? What angles to use? [closed]

I am trying to develop my own spring steel version of a carbon fiber running blade that you might see in the paralympics. Except mine is for someone who still has their foot/leg. Nothing like that ...
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1answer
338 views

Why are parts from carbon fiber stiff?

I have noob question,I dont understand why are parts made from woven carbon fiber composite stiff. I understand that carbon fibers are strong and have high Young modulus,its stiff and strong when the ...
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1answer
266 views

Is triaxial carbon fiber gimmick?

Is there any benefit to using triaxial weave pattern instead of common twill?
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1answer
78 views

Why is graphlite so strong in tension?

This comes from the composites store website: These high performance carbon shapes are produced by packing a high volume of carbon fiber into epoxy resin under tension resulting in an unmatched ...
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3answers
61 views

home-made pultruded components?

If I make a sandwich of wood, thin plastic, carbon-fiber tow (cut to about a foot long) impregnated with epoxy to the right ratio, thin plastic, and wood, and clamp it together and leave it, will I ...
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1k views

How is a carbon fiber chassis made one piece?

How is such a one piece car chassis from carbon fiber made at one piece? Do they make the parts individually and bond it some way that it is extremely durable bond? What bonds are really durable for ...
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3answers
779 views

How can I stop carbon fibre mat from fraying?

I want to use a woven carbon fiber tube in cloth form to act as an acoustic absorber in a 40 mm internal diameter pipe. The bad news is that it has to carry a variety of solvent/air mixtures at ...