View Full Version : Where can i get lexan
Legend_Car
01-01-2006, 04:39 PM
I need lexan for my chassis and dont want to order it off the internet. Could i use plexie glass.
What would be a good thickness for a chassis. 2millimeters. or more?
microrcdude
01-01-2006, 06:44 PM
what car will you use the chassis for?
Maxxcrazy
01-01-2006, 07:11 PM
Plexi glass is not lexan. If you want lexan, use atleast 1/4", otherwise it flexes.
Rtsbasic
01-01-2006, 07:17 PM
Plexi glass is very weak compared to lexan.
I recently did a twin plate chassis for my RC10 T2 out of lexan, I used .157 lexan, with alloy braces to reduce the flex.
Legend_Car
01-01-2006, 07:48 PM
im making a custom 1/18th and i cant find it anywhere. anyother ideas for chassis materials and where i can find them
Jeckler
01-01-2006, 07:51 PM
You can get genuine GE Lexan from Home Depot. I've seen it in thicknesses up to 6mm. The selection from store to store varies though.
Check out craft stores too.
Legend_Car
01-01-2006, 08:02 PM
how about lowes or hobby lobby the craft store that has a lot of things that women like
^j!nx^
01-01-2006, 08:25 PM
best place to get it is your local glass shop. they will block size it to what ever you want.
srtbass
01-01-2006, 09:23 PM
yea but he wants low prces the glass place will probably charge alot.
Legend_Car
01-01-2006, 09:56 PM
so far i got the TC3 chassis cut and the front and rear set up 5 inches apart. i still need lexan or some other material for a chassis. then i am going to build a motor mount that has the pinon on top of the tc3 spur.
what about carbon fiber .125 thickness. Only thing is i dont know how i would cut carbon or lexan. any ideas.
also would something like this work it is 1/4" thick also would .2 lexan work or too flimsy
Dr_Isotope
01-02-2006, 01:34 AM
I've done several chassis and countless other parts (shock towers, top plates, battery hold downs) out of .100" carbon fiber sheet. Very low flex. Cut with friction tools only (structured carbide burrs are my weapons of choice)-- anything with teeth will go dull within seconds. Rubber gloves and a respirator are also mandatory.
I sourced mine on the web about 5 years ago, runs about $30 a square foot in .100" thickness.
Maxxcrazy
01-02-2006, 01:56 PM
The problem with most plastics is that they like to flex. That is why you don't see flat plastic chassis's on cars from the factory. They almost always use a tub design to add rigidity. On a 1/18 scale car, you could use 3/16" lexan sheet.
On the other hand, laminates such as carbon fiber, fiberglass and garolite have very little flex. Therefore, you can use a much thinner sheet, such as .100 or .125. I've worked with all three, and I agree with Dr Isotope. You need to use a respirator and rubber gloves. Its also a good idea to wear a long sleeve shirt. For cutting, I usually use a hacksaw for smaller parts and a saber saw for bigger parts.
Garolite is my laminate of choice, since grade G10 Garolite is stronger than carbon fiber and costs 1/3rd as much. The only issue is that it doesn't have as good as a finish and it is somewhat hard to find in the color you want. It also doesn't splinter like carbon fiber does, making it easier to work with.
slid'in sideway
01-02-2006, 02:13 PM
Hay Maxxcrazy,
What happened to that super E-Maxx you were building, the one with the front mounted motor? Are you still working on it, did complete it? Just wondering.
Maxxcrazy
01-03-2006, 12:21 PM
This?
http://www2.mini-zracer.com/albums/Maxxcrazy/DSCF0235.jpg
I lost interest. All it needs is brushless and a new upper deck.
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