Alro logo Alro Steel was established in 1948 by Al and Robert Glick and has grown to include Alro Plastics, Alro Industrial Supply and Alro Metals Outlet.

Alro Plastics Product: TUFFAK® SL (Sign Grade)

TUFFAK® Product Family Page

Size and Availability:

Sheet / Slab stock:
- Thickness: .118” to .500” thick
- Sheet Widths: 48”, 60” and 72” wide
- Sheet Lengths: 96” and 120” long
- Colors: Clear (A00)

TUFFAK® SL Sign Grade polycarbonate sheet, available in sheet and reel, is an enhanced UV resistant product with exceptional weatherability and superior impact strength. Available in clear and nine industry standard colors, and SL Matte, TUFFAK® SL polycarbonate meets UL 879 for electrical signage.

TUFFAK® SL can be easily fabricated, thermoformed, and decorated, and has a proven track record of outstanding performance in any environment. With TUFFAK® SL and Tuffak SL Matte polycarbonate sign grade products, you can be confident your company image is secure.


  • Advanced UV resistance
  • Excellent dimensional stability
  • Outstanding impact strength
  • High temperature resistance
  • Lightweight and thermoformable


  • Flat and formed signs
  • Channel letters