TECHNICAL SPECIFICATION

ITEM GRADE

Fe2O3%

Acidity as H 2 SO4%

pH Value

Oil Absorption %

Bulk Density gm/ml

Specific Gravity gm/ml

Residue On 325 Mesh Sieve, % max

Silica & Alumina,
% max

Water Soluble matter % max

Lime as CaO% max

SYNTHETIC IRON OXIDE YELLOW C.I. : 77492 Pigment: Yellow 42

CAT 835 86-88 0.01-0.05

5.56.5

60 0.23 3.80 0.50 0.20 0.50 0.01
CAT 935 86-88 0.01-0.05 5.5-6.5 50 0.27 3.80 0.50 0.20 0.50 0.01
                       

SYNTHETIC IRON OXIDE RED C.I.: 7491 Pigment: Red 101

CAT 130 96-98 0.01-0.05 5.5-6.5 65 0.30 4.00 0.50

0.20

0.50 0.01
CAT 331 96-98 0.01-0.05 5.5-6.5 70 0.35 4.00 0.50 0.20 0.50 0.01
CAT 235 96-98 0.01-0.05 5.5-6.5 75 0.40 4.00 0.50 0.20 0.50 0.01
CAT PG3 96-98 0.01-0.05 5.5-6.5 80 0.45 4.00 0.50 0.20 0.50 0.01
CAT 435 95-97 0.01-0.05 5.5-6.5 25 0.70 4.00 1.00 0.20 0.50 0.20
CAT 433 95-97 0.01-0.05 5.5-6.5 18 1.00 5.00 1.00 0.20 0.50 0.20
CAT 335 95-97 0.01-0.05 5.5-6.5 35 0.60 4.30 1.00 0.50 1.00 1.00
CAT 425 95-97 0.01-0.05 5.5-6.5 25 0.65 4.50 1.00 0.50 1.00 1.00
                       

SYNTHETIC IRON OXIDE BLACK C.I.77499 Pigment Black 11

CAT 1313 95-96 0.01 0.05 2 - 7 6.21 1.80 4.00 0.05 0.3 0.5 0.01