Arroyo Slip

Description: Albany Slip Substitute

Oxide	Analysis	Formula
SiO2	64.00%	5.55
Al2O3	14.30%	0.73
Fe2O3	8.50%	0.28
TiO2	0.90%	0.06
MgO	3.50%	0.45
CaO	3.80%	0.35
K2O	3.50%	0.19
Oxide Weight		513.72
Formula Weight		513.72

Notes

It is a low-melting iron stained clay (hits zero porosity around cone 1). Very plastic (11% drying shrinkage) and slow drying (Albany Slip, by contrast, is non plastic and fast drying). Alberta Slip is more plastic than Albany, but not nearly as plastic as this.

Related Information

Arroyo Slip powder

Melt fluidity of Albany Slip vs. Arroyo Slip at cone 10R

Arroyo Slip fired test bars show its fired maturity at low temperatures

Fired at cone 01, 02, 03, 06 (top to bottom).

Links

URLs	http://www.lagunaclay.com/msds/Arroyo%20Slip.pdf MSDS
Materials	Albany Slip A pure low plasticity clay that, by itself, melted to a glossy dark brown glaze at cone 10R. It was a popular glaze ingredient for many decades.
Materials	Alberta Slip Albany Slip successor - a plastic clay that melts to dark brown glossy at cone 10R, with a frit addition it can also host a wide range of glazes at cone 6.
Materials	Jasper Slip
Typecodes	Clay Other Clays that are not kaolins, ball clays or bentonites. For example, stoneware clays are mixtures of all of the above plus quartz, feldspar, mica and other minerals. There are also many clays that have high plasticity like bentonite but are much different mineralogically.

By Tony Hansen
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