Iron Oxide

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The  specification  of  the  Iron  Oxide 

Item/Specification	Red  130	Red  190	Yellow  311	Brown  610	Black  772	Blue  F100
Content	96%	95%	86%	92%	93%
Moisture	1.0%	1.0%	1.0%	1.0%	1.0%	1.0%
PH  Value	3.5-8	3.5-8	3.5-7	4-7	5-8
Oil  Absorption	15-25	15-25	25-35	20-30	15-25
Water-soluble  Matter	0.3%	0.3%	0.3%	0.5%	0.5%	0.5%
45UM  Sieve  Residue	0.2%	0.2%	0.3%	0.3%	0.3%	0.3%
Tinting  strength	95-105%	95-105%	95-105%	95-105%	95-105%	95-105%
Density  approx	5.0-5.1  cm3	5.0-5.1  cm3	4.0-4.3  cm3	4.8  cm3	4.5-5.0  cm3

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