Choosing a stoneware glaze is a game of trade-offs. You want a finish that works on the wheel, layers well, and comes in a color you'll actually use, all without committing to a huge bucket or an uncertain result. For anyone browsing wheelglaze ceramic glazes, the AMACO PC-27 Tourmaline Glaze is a specific option that deserves a closer look. Let's see what it offers.
Quick Verdict
The AMACO PC-27 Tourmaline Glaze is a solid, no-fuss choice if you want a glossy, lead-free stoneware glaze with a brush-on format. At $18.00 for a pint, you get 16 fluid ounces from AMACO's Potter's Choice series. The finish is explicitly glossy, and the lead-free note makes it a reasonable option for functional ware. The main thing to weigh is whether this Tourmaline color and gloss finish match your project.
Who It Suits
This glaze is a great match for ceramicists, students, and hobby potters who enjoy layering glazes. It combines well with other colors in the same Potter's Choice series, which makes it appealing for anyone who likes to build depth on a piece. It's also a practical choice for functional ware like mugs, bowls, and serving dishes, provided the finish aligns with your aesthetic.
What Stands Out and Meaningful Trade-offs
AMACO PC-27 Tourmaline High Fire Glaze Pint Gloss Lead Free Pottery Ceramic

The full pint for $18.00 is the most concrete highlight. This stoneware glaze applies with a brush, and it's designed to work with other glazes in the Potter's Choice series. The lead-free formulation makes it a reasonable choice for functional ware. The trade-offs are the fixed Tourmaline color and the glossy finish: if you want a different hue or a matte look, this isn't the glaze for you. The bottle is a single unit, so larger projects will require purchasing more than one.
Bottom Line
If you're looking for a practical way to try one specific glaze without a big commitment, this AMACO bottle is worth a spot on your shelf. It gives you a usable amount of glaze for a single-color project, and the application method gives you control. Just make sure the characteristics of this particular formulation fit your preferences.