Sheet metal typically has a fire rating of Class A, which means it is highly resistant to fire and will not contribute to the spread of flames. However, the specific fire rating can vary depending on the thickness of the sheet metal and any fire-resistant coatings that may have been applied.
Lexan is the brand name for polycarbonate sheet and resin in a wide range of grades.
The unit weight of a 2mm thick polycarbonate sheet depends on the specific density of the polycarbonate material being used. On average, the unit weight of a 2mm thick polycarbonate sheet is approximately 1.2 kg/square meter.
You can buy a polycarbonate sheet from most DIY and building supply stores, such as Home Depot. They will happily cut the sheet to size for you if you ask them.
no
Call a resin distributor such as PolyOne if you are looking to buy the raw resin. If you are looking for sheet - there are hundreds of polycarbonate sheet distributors across the country that can provide pricing.
Probably Polycarbonate. Even thin bits of Polycarbonate can withstand gun fire.
Probably Polycarbonate. Even thin bits of Polycarbonate can withstand gun fire.
Fire ratings are generally based upon testing of a structural sample. A galvanized sheet, by itself, would not have a fire rating. If combined with gypsum or other materials in an assembly, it could be subjected to the standard tests and rated for use in that configuration. That said, 1.5mm sheet steel can be used in assemblies rated 1 to 4 hours.
no
Not very. Polycarb is real strong but it will scratch.
A polycarbonate glue like IPS Weld-On #4 .-Available from stores that sell plastics and fibreglass.