PENGARUH FRAKSI VOLUME TERHADAP KEKUATAN TARIK DAN LENTUR KOMPOSIT RESIN BERPENGUAT SERBUK KAYU

Abstract: On the research, composite was made from polyester with volume of filler fraction variable of  15%,  30%,  45%  and  the  type  of  filler  was  Mahogany  (Swietania  mahogani).  The  filler measurement  used  was  50  mesh.  Polymer  matrix  used  was  BQTN  157  unsaturated  resin polyester. The tensile test of experiment specimen was based on ASTM D638 M-93. and the bending  specimen  was  based  on  D790-92  Standard.  The  higest  of  tensile  strength  on  the volume fraction of 30% that is of 2.081916 kg/mm2. For the composite material with particle of composite  material  mahogany  with  filler  volume  fraction  of  15%  had  the  average  flexural strength of 34.98 N/mm². On the particle with volume fraction of 30% had the highest average flexural strength of 45.6780 N/mm². The higest Modulus of Elasticity(E) and Shear Modulus (G) was owned by the composite with filler volume of 635.464 kg/mm2dan 958.85 MPa
Keywords: Composite, volume fraction, tensile strength, flexural strength
Penulis: Femiana Gapsari, Putu Hadi Setyarini
Kode Jurnal: jptmesindd100169

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