Kreb
Kreb GRM+ Memberand UltraDork
12/29/16 10:31 a.m.

I've heard that some race cars use polycarbonate film over their lexan windshields and use it like the tear-offs you can get on helmet visors. Has anyone tried this as an alternative to replacing the windshields when they get scratched up?

GameboyRMH
GameboyRMH GRM+ Memberand MegaDork
12/29/16 11:07 a.m.

Calling Karl La Follette to the courtesy phone...

I know you can get tear-offs for your windshield that will save them from "sandblasting" damage but I don't know what they're made of. You can also get a coating for lexan panels that will make them at least as scratch-resistant as glass but they're $$$$.

wlkelley3
wlkelley3 UltraDork
12/29/16 11:17 a.m.

NASCAR uses this. I know we (army aviation) researched this for our helicopter windshields in desert ops and we went to NASCAR for how they did it.

Ransom
Ransom GRM+ Memberand PowerDork
12/29/16 11:24 a.m.

To hopefully reduce confusion, Lexan(TM) is a polycarbonate. So it would make some sense, in that it would just be more of the same material.

Dusterbd13
Dusterbd13 PowerDork
12/29/16 12:02 p.m.

Im going to try window tint as the sacrificial layer. Static cling stuff as its thicker and easier to replace.

Kreb
Kreb GRM+ Memberand UltraDork
12/29/16 12:06 p.m.

In reply to Dusterbd13:

Good idea. The question is whether it'd stand up to high speeds without flying off.

Dusterbd13
Dusterbd13 PowerDork
12/29/16 1:05 p.m.

In reply to Kreb:

Ive had it in the outside of the miata rear window now for 1000 miles. Mostly interstate. No lifting or peeling yet. This, however, is not a windshield.

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