RockRidge Glass Beads

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RockRidge Glass Beads (Roundness ≥ 90 %) offer a wide array of sizes in order to ensure maximum performance for a variety of applications.

RockRidge Glass Beads offer many desirable characteristics. These characteristics include, but are not limited to, high transparency, stable chemical makeup, and high toughness, which allow for a recyclable and economical blasting media.

Related Standards

This material data has been provided by GNPGraystar Specialty Materials.

"Typical" values were obtained via a literature search. "Predicted" values were imputed via artificial intelligence technology. While we have placed significant efforts in ensuring data accuracy, "typical" and "predicted" data should be considered indicative and verified by appropriate material testing. Please do contact us if additional information on the the predicted data method is required.
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




Bulk density

1.4 - 1.6 g/cm³

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2.4 - 2.6 g/cm³

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Hardness, Knoop, HK2

600 [-]

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Technological properties


RockRidge Glass Beads meet all Occupational Health and Safety Administration (OSHA) requirements. RockRidge Glass Beads do not contain free-silica and meet all ISO 11126-10:200 requirements.


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