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Description

5KG KYANITE GROG (35 MESH)Suitable for use in all clays (throwing too), 35 mesh kyanite is a medium coarse grog added to clay bodies primarily to reduce dry shrinkage stress that leads to cracking. In clays fired above 1100 C, it fires off white and begins to expand as it converts to mullite, effectively reducing the clays fired shrinkage. With a little clay and sodium silicate, excellent refractory mortars can be made with kyanite. For more information on kyanite, see the

an outcome that may be welcome if intentionally seeking to create a “crater glaze”

7 cm) long tool has a large kidney curve at one end is precisely cut and finely finished

8 cm) wide

With a little clay and sodium silicate

A rich wine red

Fits standard Shimpo

Priced per 20 kg

the interior of your form is exposed

(alternate brands and grades differ somewhat in effective opacifying power depending on how finely ground they are

Frame - aluminium

High purity

Texture only the top of shoulder area and smother this with a glaze