Boulder

Description

This clay body was formulated specifically for Boulder, Colorado. Now as one of our more popular high-fire clays for reduction and wood firing - Boulder is available for you to try, no matter where you are!

Firing between a cone 6 and cone 10, Boulder is a clay body that will not disappoint. With a medium body, Boulder allows you to throw and build big without the coarseness of too much grog. Truly beautiful outcomes in any kiln atmosphere 

Image 1: Boulder in Oxidation (Electric Kiln)

Image 2: Boulder in Reduction (Gas Kiln)

Characteristics

Cone: 6-10

Firing Range: Mid to High-Fire

Clay Type: Stoneware

Texture: Slightly Coarse

Best for: Wheel Throwing & Hand Building

Coloration

Wet Color: Buff

Oxidation Color: Light Buff

Reduction Color: Deep Buff/Rust-Iron Brown

Statistics

Avg. Absorption Rate at Cone 6 (+/- .5%): 1%

Avg. Absorption Rate at Cone 10 (Oxidation): .28%

Avg. Absorption Rate at Cone 10 (Reduction): 0.00%

Avg. Shrinkage Rate at Cone 6: 13.75%

Avg. Shrinkage Rate at Cone 10: 17.5%