Zobrazeno 1 - 10
of 30
pro vyhledávání: '"Totok Suwanda"'
Autor:
Totok Suwanda, Nur Ardiyansyah
Publikováno v:
Rekayasa Mesin, Vol 14, Iss 3, Pp 869-877 (2023)
The purpose of this study is to find out the effect of pin tool turn speed and pin tool diameter on strong shear and macro structure on the friction stir welding dissimilar high-density polyethylene and polypropylene sheets. Variations in welding pro
Externí odkaz:
https://doaj.org/article/95998508bbe54c049720a77f75f48047
Autor:
Sabtanti Harimurti, Amelia Nur'afni Mulyanti, Anisa Kusnindyasita, Hari Widada, Rifki Febriansah, Totok Suwanda, Muhtadi Muhtadi
Publikováno v:
Jurnal Farmasi Sains dan Praktis, Vol 9, Iss 3 (2023)
Capsule shells are generally made from gelatin. The gelatin that is spread in the world is commonly derived from pigs. This animal is forbidden to be consumed by Muslims. This issue is due to the halal aspect. Sago starch and sodium alginate are hala
Externí odkaz:
https://doaj.org/article/d703a5173f6640a5b146ed12bcff0d2a
Publikováno v:
Semesta Teknika, Vol 19, Iss 1, Pp 68-74 (2016)
This study is focused on the influence of friction time on the microstructure and the hardness values of butt welded dissimilar pure copper/brass alloy pipes by continuous drive friction welding. Five variation of friction times were applied during t
Externí odkaz:
https://doaj.org/article/83950b0578e3486889ad8991f5625b68
Publikováno v:
Semesta Teknika, Vol 11, Iss 2, Pp 207-217 (2016)
The objectives of this research are to observe the bending strength composite with bromeliaceae fiber with variations of alkali treatment duration, variations of fiber fraction volume and to observe the broken section characteristics. Materials used
Externí odkaz:
https://doaj.org/article/cf56dbd21e674a94ae3f17df8605ed39
Publikováno v:
Semesta Teknika, Vol 11, Iss 2, Pp 191-198 (2016)
Metal production by sand casting and powder metallurgy indicates the advantage of metal process technology. Bearing materials must have hardness and compressive strength properties to withstand wear and pressure load. Material porosity provides the s
Externí odkaz:
https://doaj.org/article/d4fcdea209ae4002a5819c269e55d2fd
Publikováno v:
Semesta Teknika, Vol 9, Iss 2, Pp 199-207 (2016)
Penelitian ini bertujuan untuk menyelidiki pengaruh perlakuan alkali (5% NaOH) terhadap sifat tarik (tegangan, regangan, modulus elastisitas) bahan komposit berpenguat serat nanas-nanasan (bromiliaceae) dengan matrik unsaturated polyester. Karakteris
Externí odkaz:
https://doaj.org/article/f3b03e92f3544d10b7d6a77d9eb8bbce
Publikováno v:
Semesta Teknika, Vol 13, Iss 2, Pp 165-170 (2016)
The objective of this study was to determine the influence of alkali treatment on the flexural strength and failure mode of jute fiber waste/polyester composite materials. The materials being used in this research werewaste of jute fibers, polyester
Externí odkaz:
https://doaj.org/article/7a351296e2b1440182050c8af66d15b6
Publikováno v:
Semesta Teknika, Vol 9, Iss 2, Pp 133-145 (2016)
Metalurgi serbuk merupakan metode pembuatan benda-benda logam dengan menggunakan serbuk logam sebagai bahan dasar. Proses dalam teknologi metalurgi serbuk terdiri dari pembentukan serbuk, compacting, sintering dan finishing. Salah satu metode dalam p
Externí odkaz:
https://doaj.org/article/bcd6acead45248719017726cc73cbc95
Publikováno v:
Semesta Teknika, Vol 13, Iss 2, Pp 137-144 (2016)
The objective of this research is to determine the effect of fiber volume fraction and alcali (5% NaOH solution) treatment on the impact strength and failure mode of continuous bromeliaceae fiber/BQTN 157 polyester composites. Specimens being tested
Externí odkaz:
https://doaj.org/article/70502432ac68494f8e19c8f9e854f65e
Autor:
Totok Suwanda
Publikováno v:
Semesta Teknika, Vol 9, Iss 2, Pp 187-198 (2016)
Powder metallurgy is one of the manufacturing processes. Upon the process, melting process is not necessary to carry out. The powder is subsequently compacted then sintered. These processes can be conducted either separately or simultaneously. Howeve
Externí odkaz:
https://doaj.org/article/5f04af5431cb47699b7ef999e17731aa