نتایج جستجو برای: rockwool

تعداد نتایج: 211  

Journal: :Jurnal Agronida 2022

Tanaman selada tergolong sayuran yang memiliki kandungan gizi dan nilai ekonomi tinggi, serta prospek baik untuk dikembangkan. Penelitian ini bertujuan mengetahui pengaruh nutrisi AB mix media tanam tehadap pertumbuhan produksi tanaman pada sistem nutrient film technique (NFT). menggunakan rancangan perlakuan petak terbagi (split plot design) lingkungan acak kelompok. Petak utama berupa konsent...

Journal: :Journal of Thermal Analysis and Calorimetry 2022

Abstract Fire protection of steel structures is playing an increasingly important role nowadays. The fire can be solved with intumescent paint, mortar, coating and concrete coating. Several tests have been performed to check these solutions. Combined structures, which consist insulation material panels, used increase the resistance structures. In this article, application combined solutions (co...

Open cell aluminum foams have good acoustic dampening properties. In this research, in order to improve the sound damping capacity of these foams, 0.9, 1.5 and 3wt% carbon nanotubes were added to the aluminum foam. Foams were produced by the space holder method in powder metallurgy. The results showed that Al-0.9wt%CNT nanocomposite foam had the highest average sound transmission loss in the fr...

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