Hi-Temp Vinyl products can be used in temperatures up to 446°F. Initially designed for use in liquid painting processes with high-cure temperatures, these vinyl caps and plugs have been successful in powder coating applications. Hi-temp vinyl caps and plugs are extremely cost effective for one time use. Thousands of shapes and sizes are available including round, rectangular, EZ-Tab and custom fit. A variety of colors are also available, but if immediate shipping is needed, numerous sizes are stocked in black.