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Material and Application Guide
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Phone: (313)
429-LEVY |
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Fax: (313)
429-2448 |
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E-Mail: sales@edwclevy.net |
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| Material: |
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Natural
Gravel |
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| Product: |
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1
3/4 (GR) –
Commercial |
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| Applications: |
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Ballast
aggregate for rubber roofing systems
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Decorate
stone for landscaping |
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| Description: |
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An
open graded coarse aggregate, produced by washing and screening natural gravel. The particles are sized from 1 3/4” (44.0mm)
to 1” (25.0mm) and were formed by the natural disintegration of numerous types and
colors of rocks by glacial or river bed action into primarily round particles. |
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1
3/4 Roofing Natural Gravel
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| Material Properties:
Commercial |
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| 1
3/4 Roofing Natural Gravel is produced to commercial requirements, typical particle size
distribution is as follows; |
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| U.S. Sieve |
2" |
1 1/2" |
1" |
3/4" |
1/2" |
3/8" |
LBW |
| Metric Sieve |
50.0mm |
37.5mm |
25.0mm |
19.0mm |
12.5mm |
9.5mm |
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Typical
Particle Size Distribution
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100 |
85-100 |
10-40 |
0-5 |
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0-2 |
1.0
max |
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(Typical particle size distribution only - not to be considered as a product specification) |
| General
Usage Guide: |
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| The
1 3/4 Roofing Natural Gravel should be evenly spread over the prepared rubber membrane in
the rates shown below. |
Field
Estimating Quantities:
| U.S.
Typical
1 3/4 Roofing Natural Gravel requirements per square (100 sq. ft.) of roof surface |
1500
lbs |
| Metric Typical
1 3/4 Roofing Natural Gravel requirements per 10 m2 of roof surface |
735
kgs |
| Supply Location: |
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| · American
Aggregate, Highland Plant |
· American
Aggregate, Oxford Plant |
| 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. |
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| 36708a |
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