EFFECT OF PARTICULATE SIZE OF FLY ASH AND FLY-ASH WEIGHT FRACTION TO FLEXURAL PROPERTIES OF FLY ASH â??POLYESTER COMPOSITE
| Main Author: | , Kuncoro Diharjo, Jamasri, Feris Firdaus |
|---|---|
| Format: | Article NonPeerReviewed |
| Terbitan: |
[Yogyakarta] : Fak. MIPA Universitas Gadjah Mada
, 2007
|
| Online Access: |
https://repository.ugm.ac.id/93961/ http://repository.ugm.ac.id/digitasi/index.php?module=cari_hasil_full&idbuku=1760 |
| ctrlnum |
93961 |
|---|---|
| fullrecord |
<?xml version="1.0"?>
<dc schemaLocation="http://www.openarchives.org/OAI/2.0/oai_dc/ http://www.openarchives.org/OAI/2.0/oai_dc.xsd"><relation>https://repository.ugm.ac.id/93961/</relation><title>EFFECT OF PARTICULATE SIZE OF FLY ASH AND FLY-ASH WEIGHT FRACTION TO FLEXURAL PROPERTIES OF FLY ASH â??POLYESTER COMPOSITE</title><creator>, Kuncoro Diharjo, Jamasri, Feris Firdaus</creator><description><p>In Indonesia, there is a big number of the fly ash powder waste resulted by industries producing batubara. The<br />
fly ash can be used as particulate reinforcement of composite material design. The objective of this research is to<br />
investigate the effect of particulate size and content of fly ash to flexural properties of the fly ash - polyester<br />
composite. The materials in this research are fly ash particulate, unsaturated polyester resin (UPRs) and MEKPO<br />
hardener. The MEKPO hardener content is 1% (v/v) of the polyester. The variables in this research are particulate<br />
grain size of fly ash and fly-ash weight fraction (Wf). The composites were made by using a press mold method. The<br />
specimens were produced according to ASTM D 790 standard, and they were tested by using a universal testing<br />
machine. According to the result, the fly ash powder can be used as reinforcement material to increases flexural<br />
properties of composite materials. The smaller particulate grain size of fly ash, the higher flexural stress and flexural<br />
strain of the fly ash - UPRs composite. However, the flexural modulus of the composite has the similar values for<br />
some size of fly ash. For 40% of fly ash content, the composite reinforced by 0.10 mm of particulate grain size of fly<br />
ash has 127.24 MPa in flexural strength and 4.11 GPa in flexural modulus. The increasing of fly-ash content can<br />
increase the flexural strength and modulus of the composite. The composite has the maximum flexural strength for<br />
40% of fly-ash weight fraction, and the flexural modulus of the composite increases linearly with the increasing of Wf.<br />
In contrast, the flexural strain of the composite decreases when the fly ash content increases. The increasing of fly<br />
ash content decreases the elasticity of the composite and increases the brittleness.</p></description><publisher>[Yogyakarta] : Fak. MIPA Universitas Gadjah Mada</publisher><date>2007</date><type>Journal:Article</type><type>PeerReview:NonPeerReviewed</type><identifier> , Kuncoro Diharjo, Jamasri, Feris Firdaus (2007) EFFECT OF PARTICULATE SIZE OF FLY ASH AND FLY-ASH WEIGHT FRACTION TO FLEXURAL PROPERTIES OF FLY ASH â??POLYESTER COMPOSITE. text. </identifier><relation>http://repository.ugm.ac.id/digitasi/index.php?module=cari_hasil_full&idbuku=1760</relation><recordID>93961</recordID></dc>
|
| format |
Journal:Article Journal PeerReview:NonPeerReviewed PeerReview |
| author |
, Kuncoro Diharjo, Jamasri, Feris Firdaus |
| title |
EFFECT OF PARTICULATE SIZE OF FLY ASH AND FLY-ASH WEIGHT FRACTION TO FLEXURAL PROPERTIES OF FLY ASH â??POLYESTER COMPOSITE |
| publisher |
[Yogyakarta] : Fak. MIPA Universitas Gadjah Mada |
| publishDate |
2007 |
| url |
https://repository.ugm.ac.id/93961/ http://repository.ugm.ac.id/digitasi/index.php?module=cari_hasil_full&idbuku=1760 |
| contents |
<p>In Indonesia, there is a big number of the fly ash powder waste resulted by industries producing batubara. The<br />
fly ash can be used as particulate reinforcement of composite material design. The objective of this research is to<br />
investigate the effect of particulate size and content of fly ash to flexural properties of the fly ash - polyester<br />
composite. The materials in this research are fly ash particulate, unsaturated polyester resin (UPRs) and MEKPO<br />
hardener. The MEKPO hardener content is 1% (v/v) of the polyester. The variables in this research are particulate<br />
grain size of fly ash and fly-ash weight fraction (Wf). The composites were made by using a press mold method. The<br />
specimens were produced according to ASTM D 790 standard, and they were tested by using a universal testing<br />
machine. According to the result, the fly ash powder can be used as reinforcement material to increases flexural<br />
properties of composite materials. The smaller particulate grain size of fly ash, the higher flexural stress and flexural<br />
strain of the fly ash - UPRs composite. However, the flexural modulus of the composite has the similar values for<br />
some size of fly ash. For 40% of fly ash content, the composite reinforced by 0.10 mm of particulate grain size of fly<br />
ash has 127.24 MPa in flexural strength and 4.11 GPa in flexural modulus. The increasing of fly-ash content can<br />
increase the flexural strength and modulus of the composite. The composite has the maximum flexural strength for<br />
40% of fly-ash weight fraction, and the flexural modulus of the composite increases linearly with the increasing of Wf.<br />
In contrast, the flexural strain of the composite decreases when the fly ash content increases. The increasing of fly<br />
ash content decreases the elasticity of the composite and increases the brittleness.</p> |
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Universitas Gadjah Mada |
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Karya Umum |
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SLEMAN |
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DAERAH ISTIMEWA YOGYAKARTA |
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2016-09-14T18:27:53Z |
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