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ASTM 5/8 Roofing Gravel

ASTM 5/8 Roofing Gravel

Product Name:

ASTM 5/8 Roofing Gravel

Location:

American Aggregate, Ray Road Plant

Applications:

Coarse aggregate for built up roofs

Decorative stone for landscaping

Description:

An open graded coarse aggregate, produced by washing and screening natural gravel. The particles are sized from 1″ (25.0mm) to #4 mesh (4.75mm) and were formed by the natural disintegration of numerous types and colors of rocks by glacial or riverbed action into primarily round particles.

Specs:

American Society for Testing and Materials

ASTM 5/8 Roofing Natural Gravel conforms to all the requirements of The American Society for Testing and Materials (ASTM) D 1863, size number 67

Usage Guide:

The ASTM 5/8 Roofing Natural Gravel should be evenly spread and embed into the top layer of bitumen while the bitumen is still hot.

Gradation Data:

U.S. Sieve

1″

3/4″

1/2″

3/8″

#4

#8

LBW

Metric Sieve

25.0mm

19.0mm

12.5mm

9.5mm

4.75mm

2.36mm

Specification

100

90-100

20-55

0-10

0-5

2.0 max

 

Field Estimating Quantities

Typical ASTM 5/8 Roofing Natural Gravel requirements per square (100 sq. ft.) of roof surface

400 lbs

 

This information is not to be taken as warranty or representation for which we assume legal responsibility nor as permission or recommendation to practice any patented invention without a license. It is offered solely for your consideration, investigation and verification. Please refer to the Material Safety Data Sheet on this product for more safety information.