| Rigid sponge ceramic evens the heat flow around the workpiece. Thermal shock resistant for longest service life of an rigid sagger tray.
No pins or pegs required when used with Thermoz tray liners or Glazing Pads.
Will las & last! Zero coefficient of expansion prevents cracking. Resists contamination and discoloring of porcelain.
Square trays allow more individual units to be fired simulaneously, and are raised on parallel rails which facilitate quick cooling and even heat flow. Square trays fit most modern furnace ndesigns and are supported by three ceramic legs to provide quick coolin and ease of handling. Round trays fit all standard round muffles.
2 1/2" diameter
2 round trays per box |