Vitro Minerals CoreBlast™ MG 1220 100% Recycled Crushed Glass

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Vitro Minerals CoreBlast™ MG 1220 100% Recycled Crushed Glass
Categories:	Ceramic; Glass
Material Notes:	Vitro’s CoreBlast™ Media are engineered “sandblasting” products manufactured with uniform grain size distributions from 100% Recycled Glass. CoreBlast™ can be used as a direct replacement for most hard abrasives, including silica-sand, Olivine, lava, coal slag (aka Black Beauty), and aluminum oxide. CoreBlast™ is free of crystalline silica and is approved for use in numerous federal and state government agencies, and military branches. Information provided by Vitro Minerals.
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Physical Properties	Metric	English	Comments

Specific Gravity	2.50 g/cc	2.50 g/cc	ASTM C127
Bulk Density	1.36 g/cc	0.0492 lb/in³	ASTM C127
Moisture Absorption at Equilibrium	<= 0.50 %	<= 0.50 %	Free; ASMT C566
Particle Mesh Size	12 Mesh	12 Mesh	d₉₈ top; ASTM C136
	12 - 20 Mesh	12 - 20 Mesh	ASTM C136
pH	10 - 10.5	10 - 10.5	AFS 113-87-S

Mechanical Properties	Metric	English	Comments
Hardness, Mohs	5.5	5.5

Component Elements Properties	Metric	English	Comments
Al2O3	0.00 - 3.0 %	0.00 - 3.0 %
CaO	5.0 - 14 %	5.0 - 14 %
Fe2O3	0.00 - 0.20 %	0.00 - 0.20 %
Loss on Ignition(%)	<= 0.10 %	<= 0.10 %
MgO	0.00 - 6.0 %	0.00 - 6.0 %
Na2O or K2O	10 - 18 %	10 - 18 %
Other	0.00 - 5.0 %	0.00 - 5.0 %
SiO2	69 - 74 %	69 - 74 %

Descriptive Properties
Color	off white

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CVITRO934 / 209608

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