01.015 Cooling System material Capability


The cooling systems in today’s heavy duty, light duty, and automotive vehicles is comprised of a wide variety of metals, polymers, and composites. Pencool® supplemental coolant additives (including all Pencool 2000 and Pencool 3000 based products) and Penray antifreeze inhibitor products are routinely subjected to coolant compatibility tests.

Compatible Materials:

  • Buna-N
  • HDCL Polyethylene
  • Hypacon Neodrene
  • Polyethylene
  • Polypropylene
  • Polyurethane
  • Silicone Teflon
  • Vinyl Chlorides
  • Vinyl
  • Viton