Garnet

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Description

RockRidge Garnet offers a wide array of sizes in order to ensure maximum performance for a variety of blasting and water jet cutting applications.


Our garnet is a naturally occurring mineral that is composed mainly of Almandine. This material is known for its natural hardness and durability, which allows for increased efficiency in many abrasive applications.

Related Standards

This material data has been provided by GNPGraystar Specialty Materials.

All metrics apply to room temperature unless otherwise stated. SI units used unless otherwise stated.
Equivalent standards are similar to one or more standards provided by the supplier. Some equivalent standards may be stricter whereas others may be outside the bounds of the original standard.

Ashby charts

Properties

General

PropertyValue

Bulk density

2.1 - 2.4 g/cm³

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Density

3.8 - 4.1 g/cm³

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Grain structure

Sub Angular

Mechanical

PropertyValue

Hardness, Mohs

7.5 - 8.0 [-]

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Electrical

PropertyValueComment

Electrical conductivity

0.025

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max.

Chemical properties

PropertyValueComment

Aluminium

18.0 - 20.0 %

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Al₂O₃

Calcium

10.0 - 11.0 %

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CaO

Chlorine

0.004

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Sol. Cl

Iron

10.0 - 12.0 %

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Fe₂O₃

13.5 - 14.5 %

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Fe₂O

Magnesium

5.5 - 6.5 %

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Manganese

0.2

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max. MnO

Silicon

40.0 - 42.0 %

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SiO₂

Titanium

1.5 - 3.5 %

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TiO₂

Technological properties

Property
Certifications

RockRidge Garnet is environmentally inert and meets all Occupational Health and Safety Administration (OSHA) requirements. RockRidge Garnet also meets all ISO 11126-10:200 requirements for chloride and free silica content.

Chemical composition

Typical Mineral Content
Mineral%
Almandine90.0 - 97.0
Ilmenite1.0 - 2.0
Pyroxene1.25 - 1.75
Rutile0.5 - 1.0
Quartz< 0.1
Hornblende< 0.5

Color

Dark Red / Pink

Corrosion properties

Acid Solubility (HCI) < 1.0 %

Other

For typical sizings please refer to the pictures on the top right side of the datasheet