
Custer feldspar 45
Whiting 17
Kaolin 14
Silica 24
Bone ash 10
QIT Red Dust 10

Custer feldspar 45
Whiting 17
Kaolin 14
Silica 24
Bone ash 11
QIT Red Dust 11

Custer feldspar 45
Whiting 17
Kaolin 14
Silica 24
Bone ash 12
QIT Red Dust 12

Custer feldspar 45
Whiting 17
Kaolin 14
Silica 24
Bone ash 13
QIT Red Dust 13

Custer feldspar 45
Whiting 17
Kaolin 14
Silica 24
Bone ash 14
QIT Red Dust 14