Products - Polaris Minerals Corporation

By: Orca Sand & Gravel  09-12-2011
Keywords: Gravel

Small gravel moving up the stacker conveyor

Three products are available from Polaris' Orca Sand & Gravel Quarry: two sizes of gravel and a concrete sand. The quarry focuses on producing a limited number of aggregates in a large, efficient, plant offering benefits of scale.

Description Size Specification
1" Large Gravel 1" x No.4
25mm x 4.75mm
ASTM: Type 57
Caltrans: 1" x No.4
½" Small Gravel ½" x No.4
12.5mm x 4.75mm
ASTM: Type 7
Caltrans: ½" x No.4
Concrete Sand Fineness Modulus:
2.65 - 2.85
ASTM: C33
Caltrans: Fine Aggregate

Keywords: Gravel

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