ASTM D7367-07

NOTICE: This standard has either been superseded and replaced by a new version or withdrawn.
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Designation: D7367 − 07
StandardTest Method for
Determining Water Holding Capacity of Fiber Mulches for
Hydraulic Planting
This standard is issued under the fixed designation D7367; the number immediately following the designation indicates the year of
original adoption or, in the case of revision, the year of last revision.Anumber in parentheses indicates the year of last reapproval.A
superscript epsilon (´) indicates an editorial change since the last revision or reapproval.
1. Scope 4. Summary of Test Method
1.1 This quantitative test method determines water holding 4.1 Productspecimenisconditionedandweighed,saturated
capacity of fiber mulches, including wood, paper, and agricul- andre-weighedtodeterminewaterholdingcapacity.Thewater
turally derived and blended fiber mulches used for hydraulic holding capacity is expressed as a percentage of increased
planting. weight after saturation.
1.2 Thepurposeofthistestmethodistoprovideameansof
5. Significance and Use
evaluating water holding capacity in fiber mulches. Product
5.1 The meaning of the test is related to the manufacturing
specimen is conditioned and weighed, saturated and re-
and end use of the material, to determine characteristics of
weighed to determine water holding capacity. The water
products. The water holding capacity of hydraulically applied
holding capacity is expressed as a percentage of increased
mulches for hydraulic planting correlates directly with en-
weight after saturation. There are no known limitations to this
hancedslurryandspraypatternsbyprovidingbettersoil/slurry
test method. No range of concentrations/values have been
binding ability and rate of seed germination.
determined. This test method is preferably performed in a
laboratory.
6. Apparatus
1.3 The values stated in SI units are to be regarded as the
6.1 203.2 mm (8 in.) diameter #8 sieve.
standard. The values given in parentheses are for information
6.2 203.2 mm (8 in.) diameter sieve pan.
only.
6.3 Large mixing bowl 5.5 L 6 (10 Pt 6) capacity.
1.4 This standard does not purport to address all of the
safety concerns, if any, associated with its use. It is the
6.4 Electronic gram scale or balance scale with a minimum
responsibility of the user of this standard to establish appro-
of 0.1 g resolution.
priate safety and health practices and determine the applica-
6.5 457 mm × 279 mm (18 in. × 11 in.) baking pan or tray
bility of regulatory limitations prior to use.
for draining.
2. Referenced Documents
6.6 KitchenAid mixer with dough kneader attachment
capable of 60 to 90 rpm on low setting (low rpms minimize
2.1 ASTM Standards:
damage to fibers).
D653Terminology Relating to Soil, Rock, and Contained
Fluids
7. Sampling and Testing Specimens
E11Specification forWovenWireTest Sieve Cloth andTest
7.1 Prepare specimen by separating 90 g of fiber from an
Sieves
undamaged bag or bale taking 1/3 from the top of the bag, 1/3
3. Terminology
from the middle of the bag and 1/3 from the bottom of the bag
(heterogeneous blends should be mixed at the same ratio by
3.1 Definitions—For common definitions of terms in this
weight, as manufacturer’s specifications to equal 30 g).
standard refer to Terminology D653.
7.2 Break the compressed fiber apart and allow to condition
at room temperature 23°C 6 2°C (73°F 6 4°F) and at a
ThistestmethodisunderthejurisdictionofASTMCommitteeD18onSoiland
Rock and is the direct responsibility of Subcommittee D18.25 on Erosion and
humidity level of 50% RH 610% for 24 h.
Sediment Control Technology.
Current edition approved July 1, 2007. Published July 2007. DOI: 10.1520/
D7367-07. The sole source of supply of the apparatus known to the committee at this time
For referenced ASTM standards, visit the ASTM website, www.astm.org, or is KitchenAid, P.O. Box 218, St. Joseph, MI, 49085, www.kitchenaid.com. If you
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Standards volume information, refer to the
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