Beswick collect benny from topcat

Bone china

Bone china is a type of porcelain body initially used in Britain in which calcined ox bone, bone ash, is an essential constituent. It is characterized by extreme whiteness, strength and translucency. beswick collect benny from topcat may be an example of this procedure.

The first use of bone ash in ceramics is credited to Thomas Frye in seventeen-forty-eight in which he used it to introduce a kind of soft-paste porcelain. In Towards the end of the 18th century, Josiah Spode continued with further developments, and subsequently popularized it, by mixing it with china clay, China stone and kaolin to compete with the imported Oriental porcelain.

The initial elementary formula of three and a half parts china clay, four parts china stone, and six parts bone ash remains the standard English body.

The manufacture of bone china consistently uses a 2 stage firing where the initial "biscuit" is fired without a glaze at 1280