Strong light material to be lifted by a drone?

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    Drone Light Material
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SUMMARY

This discussion focuses on identifying lightweight, cost-effective materials that can match the strength of wood for drone applications. Participants suggest alternatives such as aluminum, plastics, wood composites, and flexi acrylic sheets. Carbon fiber is acknowledged for its strength but deemed too expensive. The conversation emphasizes the importance of specifying project requirements to receive tailored material recommendations.

PREREQUISITES
  • Understanding of material properties, specifically strength-to-weight ratios
  • Familiarity with lightweight construction materials such as aluminum and plastics
  • Basic knowledge of drone lifting capabilities and weight limits
  • Experience with project specifications and requirements in material selection
NEXT STEPS
  • Research the properties and applications of wood composites for lightweight projects
  • Investigate the strength and weight characteristics of flexi acrylic sheets
  • Explore the use of fiberglass in drone construction and its benefits
  • Learn about the comparative strength-to-weight ratios of various plastics
USEFUL FOR

This discussion is beneficial for hobbyists, drone enthusiasts, and engineers involved in lightweight construction and material selection for aerial projects.

Pidge
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Hi, I am currently constructing a personal project, and I was wondering if anybody knew any thin material that was relatively light weight, cheap, and as strong as wood. I understand that carbon fiber exists, but this material is rather expensive. If anyone knows alternatives to using wood or carbon fiber, please inform me. Thanks.

Material also needs to be able to be lifted by a small drone.
 
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Pidge said:
Hi, I am currently constructing a personal project, and I was wondering if anybody knew any thin material that was relatively light weight, cheap, and as strong as wood. I understand that carbon fiber exists, but this material is rather expensive. If anyone knows alternatives to using wood or carbon fiber, please inform me. Thanks.

Material also needs to be able to be lifted by a small drone.
What's wrong with good old aluminium?
 
What do you mean by "strong" ? HOW strong? Wood strength varies quite a bit. What is the application? If you want a helpful answer, give helpful information.

EDIT: Hm ... I see you are a new member. Perhaps you don't have much experience formulating specific scientific questions. You'll find that the most informative questions elicit the most helpful answers.
 
Pidge said:
I was wondering if anybody knew any thin material that was relatively light weight, cheap, and as strong as wood.

Wood is relatively light weight, cheap, and exactly as strong as wood. Why won't this work?
 
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Carbon fibre is much stronger than wood. How about plastic? Plastics are about as strong as wood.
 
It depends on what condition of the project your working on. A great alternative to wood is wood composite. Or you want something malleable and easy to work with-- Go for flexi acrylic sheet.
 
I recall reading (I think I was looking into RC plane DIY builds at the time), that most wood had similar strength/density ratios.

Looking at this site,

http://www-materials.eng.cam.ac.uk/mpsite/interactive_charts/strength-density/basic.html

if I'm interpreting correctly (big if, I'm not an ME or materials science guy), it seems that sort of holds true for many/most materials. It looks to me that some wood has a better/similar strength/density versus the lower grades of aluminum? That doesn't seem right to me. Maybe the scales don't work that way, I was assuming that a line crossing the 10x axis intersects (going from lower left to upper right) on that chart would mean that X Kg of any material on that line would have the same strength?
 
If you describe what you want to build it will help to suggest possible materials and or techniques that are both light and strong.
 
Fiberglass?
 

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