Non-asbestos platinum bases are available in pre-cut ready to use (circle or square) bases. Rounds are 3.5” or 4” in diameter. Holes are 3/4" in diameter.  Squares are 4” x 4” or 5” x 5” in size. 20 pieces to a package.

Also available: Liner papers are used to line the inside of the platinum flask where it helps to absorb the excess binder solution from all platinum investments. See related products below. Made in the USA.   Color may vary from that shown in image.