Product Details

Foundry Chromite Sand for moulding 46% Cr2O3 Chromite Sand

Product Introduction

Foundry Chromite Sand for moulding 46% Cr2O3 Chromite Sand

chrome ore , Originally from South Africa ,is a special kind of sand for casting , chromite sand is a natural spinel mainly composed of chromite , Chromite sand foundry used as a highly fireproof sharpener for moulds and cores.

Product Parameters

CHEMICAL		PHYSICAL
Cr2O3	46.0%min	Bulk Density	2.5-3g/cm3
SiO2	1.0%max	PH Value	7-9
FeO	26.5%max	The amount of the acid	2ML max
CaO	0.3%max	Percent soil	0.1%max
MgO	10.0%max	Percent Moisture	0.1%max
Al2O3	15.5%max	The sintered	1600℃
P	0.003%max	Specific Gravity	4.0-4.8g/cm3
S	0.003%max	Filling Density	2.6g/cm3
Cr/Fe	1.55/1	melting temperature	2180°C