Skip to main content
Workshop registration opens July 22 at 8 am
Sio-2 UPSALA Blue Porcelain

Sio-2 UPSALA Blue Porcelain

Upsala is a unique blue porcelain noted for its beautiful cobalt blue. It has high plasticity, which makes it ideal for wheel-throwing and modelling. Its formula is very stable and provides a secure firing range between 1200 and 1240ºC (oxidizing atmosphere). Suitable for tableware (food-safe), according to ISO 6486:1999. Available in extruded body (moist form). Presented in a practical 11 lb (5 kg) cylindrical format with double packaging.

Firing - Ceramic kiln high fire
Weight/Volume - 11 lbs - 5 kg
Grog - No grog
State - Moist form (plastic body)
Stiffness - For wheel throwing and handbuilding

Firing range: Cone 6-7 (2192º-2264ºF / 1200-1240ºC)
BBisque firing temperature: Cone 06 (1832ºF / 1000ºC)
Water content: 21%
Plasticity (IP Atterberg): 11
Carbonate content (CaCO3): 0%
Drying shrinkage: 5.2%
Firing shrinkage (1220ºC): 10.4%
Porosity (water absorption at 1220ºC): 0.0%
Dry bending strength: 3.3 N/mm2
Fired bending strength (1220ºC): 47.2 N/mm2
Thermal coefficient (25-500ºC): 58.3x10^-7ºC^-1
$49.00
  • Throwing, trimming, and glazing tools
  • bisque firings
  • glaze firings

A full refund is available 7 days prior to class start. If cancellation is made less than seven days prior to class start, there will be a $75 cancellation fee. The workshop is non-refundable after the start date.