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: SustaPEEK MG (PEEK)


SustaPEEK Colors

Size and Availability:

Sheet / Slab stock
- Thickness: 1/4”thk to 2”thk (standard increments)
- Sheet sizes: 24”x 48”

Rod / Round stock
- Diameters: 1/4”dia to 6”dia
- Rod length: Varies by diameter

SustaPEEK MG is Medical Grade certified PEEK.

SustaPEEK MG (polyetheretherketone) offers the best balance of properties of all thermoplastic materials. In addition to outstanding mechanical properties, chemical resistance and thermal performance, SustaPEEK can withstand long term continuous temperatures of 480oF as well as exposure to hot water or steam with low moisture absorption.


  • Intrinsic flame retardancy
  • Outstanding rigidity at high temperatures
  • Continuous use temperature of 480oF
  • Excellent hydrolysis resistance
  • Excellent chemical resistance
  • Good dimensional stability
  • FDA compliant


  • Semiconductor applications
  • Medical device and instruments
  • Surgical instruments
  • Analytical instruments
  • Aircraft interior components
  • Pump rotors and housings
  • Automotive thrust washers