Alro logo Alro Steel was established in 1948 by Al and Robert Glick. Today, Alro is comprised of Alro Steel, Alro Metals, Alro Plastics and Alro Metals Outlet.

Alro Plastics Product: SustaPPO MG (Noryl®)

SustaPPO MG (Noryl®)


SustaPPO MG (Noryl®) Colors


Size and Availability:

Sheet / Slab
- Thickness: 3/8”thk to 2”thk (standard increments)
- Sheet sizes: 24”x 48”

Rod / Round stock
- Diameters: 3/8”dia to 6”dia
- Rod length: Varies by diameter

SustaPPO MG (Noryl®)  SustaPPO MG (Noryl®)
SustaPPO MG is Medical Grade certified Noryl® PPO.

SustaPPO (modified polyphenylene oxide) is manufactured from Noryl® resin. This material has very low moisture absorption and exceptional dimensional stability making it suitable for electrical insulating applications. SustaPPO is a lightweight engineering plastic that withstands most acids bases and has excellent flame resistance.


  • Continuous use temperature of 220°F
  • Long term dimensional stability
  • Low moisture absorption
  • Good impact resistance
  • High dielectric strength
  • Thermal stability
  • Excellent impact strength
  • Hydrolytic stability


  • Electrical / Electric components
  • Pump and valve parts
  • Manifolds and housings
  • Analytical instrumentation
  • Medical devices