HWP-SH Series

Ultrabake™ Silicone Hollow Washer Plugs

Our HWP-SH series of Ultrabake™ silicone hollow washer plugs are designed to plug plain and threaded holes. They will mask off the hole and leave a circular grounding or earthing area around threaded and through holes. 

  • Recommended for powder coating, e-coating, plating and anodizing
  • Withstands temperatures up to 600°F (315°C)
  • Hollow to make it lighter and more conforming
  • Washer design eliminates the need for two-stage masking
  • Reusable

Material: Ultrabake™ Silicone
Standard Color: Various (color coded for sizing)
Optional Colors: Clear; White