
Keystone Medium Pumice (0-1/2) is a high-grade natural abrasive with uniform particle size, designed for efficient cleaning, polishing, and shaping of dental appliances. It provides balanced material removal and smooth surface preparation for acrylics, metals, and prosthetic materials, reducing rework and improving final finishes. Supplied in a 25 lb bottle, it offers a bulk, economical solution for high-throughput dental laboratories.
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Sorted by lowest price · Add now, sign in at checkout






Keystone Medium Pumice (0-1/2) is a high-grade natural abrasive with uniform particle size, designed for efficient cleaning, polishing, and shaping of dental appliances. It provides balanced material removal and smooth surface preparation for acrylics, metals, and prosthetic materials, reducing rework and improving final finishes. Supplied in a 25 lb bottle, it offers a bulk, economical solution for high-throughput dental laboratories.
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