R&B Scale Dust

R&B Scale dust comes from where steel billets 

are stored before they are hot-milled to 

become bars, concrete rods,.wires, etc. 

It was 45-mesh sieved, hence the specks 

at high concentrations.

Formula of the Base

Na2O  0.14    Al2O3  0.44     SiO2  3.38

K2O  0.14                              P2O5  0.00

MgO  0.00                            TiO2  0.00

CaO  0.72                            Fe2O3  0.00

Alumina:Silica ratio is  1.00:7.62

Neutral:Acid ratio is    1.00:7.63

Alk:Neut:Acid ratio is 1.00:0.44:3.38

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Gris/Vert Moyen Glacé

Custer feldspar    25

Nepheline syenite    25

Cornwall Stone    25

Whiting    10

Frit 3134    10

Silica      5

Bentonite      4

R&B Scale Dust 1

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Vert Moyen Glacé

Custer feldspar    25

Nepheline syenite    25

Cornwall Stone    25

Whiting    10

Frit 3134    10

Silica      5

Bentonite      4

R&B Scale Dust      2

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Vert Moyen Glacé

Custer feldspar    25

Nepheline syenite    25

Cornwall Stone    25

Whiting    10

Frit 3134    10

Silica      5

Bentonite      4

R&B Scale Dust      3

---------------------------

Vert Moyen Glacé

Custer feldspar    25

Nepheline syenite    25

Cornwall Stone    25

Whiting    10

Frit 3134    10

Silica      5

Bentonite      4

R&B Scale Dust      4

--------------------------

Vert Moyen Glacé

Custer feldspar    25

Nepheline syenite    25

Cornwall Stone    25

Whiting    10

Frit 3134    10

Silica      5

Bentonite      4

R&B Scale Dust      5

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