Artikel (20)
Motorcycle modification has been done many times to new motorcycles, such as motorcycle 125cc that was first released in 2004 and old motorcycles, such as motorcycle 100cc that was first released in 1997. motorcycle 100cc with engine base 100cc is very popular in the market. But, there are many weak...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
One of the sub-process of coffee production is wet coffee processing. It is done to reduce the longer of drying time. So, it can minimize the growth of okhratoksin mushroom which can reduce the quality of coffee beans.There are some steps in doing this research, as follow; the first, choosing peeler...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
Dalam produksi engsel terdapat dua kategori utama pengerjaannya yaitu pemotongan (Cutting) dan penekukan (bending). Proses pemotongan ini bertujuan memotong material berupa lembaran logam (pelat) dibuat sesuai dengan ukuran engsel, sedangkan proses penekukan (bending) bertujuan untuk membentuk pelat...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
Manual jackscrew is a lifting device used by automobile drivers when any disorders occur, especially when the automobile tires are deflated. Considering manual jackscrew shape and design, not all people are able to use it easily, especially women. This is the reason of manual jackscrew modification ...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
Electricity is very important in human life. In Indonesia,electricity is a basic necessity for society and industry. Electrical energy supply in Indonesia is targeted to use the 5% comes from renewable energy, it has been included in the government regulation No. 3 of 2005. One of the power plants t...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
Quenching results of conventional HSS tool through nitrogen (N2), an increase of value : 3.125%, the research conducted to extract material Aluminum alloy T-6061, with the aim of: (1). age and HSS tool wear, tool life values obtained exponent (n) and tool life constants (CT), (2). know the mechanism...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
Metal industrial machining usually strongth pressure from all sectors, ether raw material industries or user metal industries. Manufacturint process which offered to all sectors industries or companies that sustainable manufakturing consist of three main factor are efective cost, enviroment and so...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
Proses pengelasan dilakukan dengan sebuah alat bantu pengelasan MIG, sehingga kecepatan pengelasan dan penetrasi yang diharapkan menjadi konstan. Penelitian ini bertujuan untuk mengetahui hasil pengelasan pengaruh variasi kecepatan terhadap cacat las yang terjadi, pengaruh variasi kecepatan pengelas...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
Heat transfer in flow across bank of tubes is of particular importance in the design of heat exchangers. Heat exchangers are found in numerous industrial applications, such as steam generation in a boiler or air cooling in the coil of an air conditioner. The Zakauskas’s correlation from the experi...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013
Baja karbon rendah kekuatan tinggi memperlihatkan kombinasi yang baik dalam kekuatan dan keuletan yang menarik perhatian dari berbagai penelitian. Tujuan dari kajian ini adalah untuk menyelidiki dan mempelajari dalam analisa mikrostruktur dan perilaku permukaan patah pada tensile properties dengan v...
MECHANICAL; Vol. 4 No. 2 (2013) | 2013