Baronet plate 8 inch

Bone china

Bone china is a type of porcelain body originally developed in Great Britain in which calcined ox bone, bone ash, is an essential constituent. It is differentiated by extremely high whiteness, strength and translucency. baronet plate 8 inch may be an example of this procedure.

The initial use of bone ash in ceramics is associated with Thomas Frye in the mid eighteenth century in which he used it to make a kind of soft-paste porcelain. In Towards the end of the eighteenth century, Josiah Spode carried on with further developments, and subsequently made it popular, by combining it with china clay, kaolin and China stone to compete with the imported Oriental porcelain.

The original basic recipe of three and a half parts china clay, four parts china stone, and six parts bone ash is still the standard English body.

The manufacture of bone china consistently makes use of a two stage firing where the first "biscuit" is fired without a glaze at 1280