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Kajian Pemanfaatan Purun Dan Serbuk Gergajian Limbah Industri Kerajinan Masyarakat (Ikm) Sebagai Papan Partikel: Study On The Utilization Of Purun And Sawsdowns From Small Medium Industry (SMI) Waste As Particle Board Supriyati, Wahyu; Usop, Linggua Sanjaya; Adiwijaya, Saputra; Budayanti, Tari; Wulandari, Agtri; Alpian, Alpian
JURNAL HUTAN TROPIKA Vol 20 No 2 (2025): Volume 20 Nomor 2 Tahun 2025
Publisher : Jurusan Kehutanan, Fakultas Pertanian Universitas Palangka Raya

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.36873/jht.v20i2.23982

Abstract

Purun waste and sawdust are generally thrown away, not used by the community. This study examines the utilization of purun waste and sawdust with polyurethane adhesive. Purun is mixed with ironwood sawdust in a ratio of 5% and 95%; 10% and 90%; 0% and 100%. The adhesive used is 10% of the material weight. The particleboard is hydraulically pressed at a temperature of 105oC with a pressure of 15 kg/cm2 for 15 minutes. Each treatment is repeated 3 times. The results show that particleboard made from purun waste and sawdust has physical properties (water content and density) and mechanics that meet the requirements of SNI. 03-2105-2006, except for the MoR value. The addition of purun in the composition of particleboard materials does not significantly affect the properties of particleboard so it can be used as an alternative raw material.
Efek Asap Cair Gelam (Melaleuca sp) sebagai Pengawet terhadap Berat Kayu dan Berat Jenis Terantang (Campnosperma auriculatum (BI.) Hook.f) Alpian, Alpian; Samosir, July Sarana Dame; Yanciluk; Tanduh, Yusintha; Silvianingsih, Yosefin Ari; Supriyati, Wahyu; Luhan, Gimson
Jurnal Penelitian Hasil Hutan Vol. 43 No. 2 (2025): Jurnal Penelitian Hasil Hutan
Publisher : BRIN Publishing

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.55981/jphh.2025.9744

Abstract

Terantang is commonly found growing in the peat swamp forests of Central Kalimantan. It holds significant economic value in the wood processing industry; however, it has low durability, requiring preservation treatments to enhance its wood quality. This study aims to analyze the impact of Gelam wood liquid smoke concentration and the radial direction of Terantang wood on its physical properties, particularly wood weight and specific gravity, after being stored outdoors under shaded conditions for 5 weeks. A factorial Completely Randomized Design (CRD) was employed, incorporating two factors: liquid smoke concentration (0%, 10%, 20%, and 30%) and radial direction of the wood (near the bark, middle, and near the pith). The data were analyzed using ANOVA, followed by Tukey’s HSD test to determine significant differences between treatments. The results indicated that increasing the concentration of liquid smoke significantly enhanced both the wood weight and specific gravity. The 30% liquid smoke concentration produced the highest increase in specific gravity (0.5240 g/cm³). The radial direction of the wood also had a significant effect, with the near-pith section showing higher specific gravity. The interaction between liquid smoke concentration and radial direction significantly influenced the wood weight. These findings suggest that Gelam wood liquid smoke is an effective natural preservative that can significantly maintain the physical quality of Terantang wood stored outdoors under shaded conditions for 5 weeks, specifically in terms of wood weight and specific gravity. This method shows potential for use in sustainable wood processing industries.