40 50 АСПО Chromite sand AFS40 50

Product Overview

Description

40-50 AFS Chromite sand AFS40-50

 

Chromite sand use as a highly fireproof sharpener for moulds and cores. Originally from South Africa .

We import crushing Chrome ore from South Africa,wash,dry ,dust cleaning,sieve and pack in China port,then export to all over the world directly.

 

AVAILABLE SIZES:AFS 25-35 AFS25-30 AFS30-35 AFS35-40 AFS40-45 AFS45-50 AFS50-55 AFS55-60 AFS60-65

 

Physical and Chemical index

 

Item	Unit	Index
Cr2O3	%	≥46.0%
SiO2	%	≤1.0%
FeO	%	≤26.5%
CaO	%	≤0.30%
MgO	%	≤10.0%
Al2O3	%	≤15.5%
P	%	≤0.003%
S	%	≤0.003%
Cr/Fe		1.55:1
Bulk Density	g/cm³	2.5-3
Color	/	Black
PH	/	7-9
The amount of the acid	/	≤ 2 ML
Percent soil	%	≤0.1
Percent Moisture	%	≤0.1
The sintered	℃	1600
Percentage of free acid present in the sand	%	0
filling density	g/cm³	2.6
sintering point	°C	> 1,800
melting temperature	°C	2,180

PACKING:1MT big bag