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All Journal Jurnal Agro Fabrica
Pada Mulia Raja
Sekolah Tinggi Ilmu Pertanian Agrobisnis Perkebunan (STIP-AP)

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ANALISIS PERBANDINGAN UJI SIFAT FISIK KOMPON PACKING PINTU REBUSAN PABRIK KELAPA SAWIT DARI KARET ALAM DAN KARET SINTETIS Faisal Ab’dau; Busrizal Faizal; Pada Mulia Raja
Jurnal Agro Fabrica Vol. 3 No. 2 (2021): Desember 2021
Publisher : Institut Teknologi Sawit Indonesia (ITSI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47199/jaf.v3i2.120

Abstract

This study discusses the quality comparison of the rubber compound that will be used as a door sterilizerpacking. To find the best formulation between natural rubber and synthetic rubber, it is necessary to have theright composition so that when used in the packing compound the sterilizer has resistance when used. Theresults of this study can be known as compound number 2 with the composition of NR 36%, SBR 28%, andNBR 36%. with Tensile Strength Value of 10.6168 Kg/cm², Modulus of Elasticity of 1.4499%, Hardness of68.5 Shore A, and Heat Resistance of 118 ° C which is both used for formulations for making sterilizer doorpacking
PEMANFAATAN BAHAN PENGGUMPAL ORGANIK SEBAGAI KOAGULAN LATEKS Rizki Riyan Nopri; Ika Ucha Pradifta Rangkuti; Pada Mulia Raja
Jurnal Agro Fabrica Vol. 3 No. 2 (2021): Desember 2021
Publisher : Institut Teknologi Sawit Indonesia (ITSI)

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.47199/jaf.v3i2.124

Abstract

Latex is a white, milky liquid that comes out of injured plants from the Hevea brasiliensi plant. Heveabrasiliensi latex can be processed into rubber because it has good properties which contain rubber particlesin the form of poly isopropene hydrocarbons which are the main components of rubber. In this study, latexcoagulation used an organic coagulant as a latex coagulant, namely extract from pineapple fruit and liquidsmoke from rubber wood, oil palm midrib, coconut shell. The results of coagulation were measured by thequality of dry rubber content (KKK) and PRI. Supported by secondary data, namely literature taken fromjournals and browsing on the internet. The results showed that the best coagulant material was produced bypineapple extract 80%, liquid smoke of coconut shell with a pH of 4.1, liquid smoke of palm fronds with a pHof 3.2, and liquid smoke of rubber wood with a pH of 2.6.