Standard thicknesses for rigid boards like Acrylic or Polycarbonate often range from 1/8" to 1" or more. Plastic Type Key Properties Common Uses Polyethylene (HDPE/LDPE) Moisture resistant, chemical resistant, flexible. Vapor barriers, pond liners, greenhouse covers. Polycarbonate (PC) Virtually unbreakable, high impact resistance, clear. Safety windows, machine guards, eye protection. Acrylic (PMMA) High optical clarity, weather-resistant, rigid. Signage, displays, aquarium tanks. PVC (Rigid/Flexible) Durable, flame retardant, cost-effective. Plumbing, construction panels, strip doors. ABS High impact strength, rigid, easy to machine. Automotive parts, luggage, protective cases. Where to Buy Thick Plastic
2. Specialized Industrial Suppliers (Custom & High Performance)
The definition of "thick" varies significantly based on whether you are looking for flexible sheeting or rigid boards. where to buy thick plastic
: Specializes in industrial sheets like ABS, PVC, and large-scale Acrylic.
Typically, "heavy-duty" starts at 6 mils (0.006 inches). For more extreme durability, you can find rolls up to 20 mils or even 100 mils (1/10 of an inch), which are often used for pond liners or vapor barriers. Standard thicknesses for rigid boards like Acrylic or
: If you need to see through it, choose Acrylic for aesthetics or Polycarbonate for high-impact safety.
: A global leader stocking everything from Acetal to UHMW. Signage, displays, aquarium tanks
These suppliers provide high-performance engineering plastics and can often cut sheets to your exact specifications.