Heat treatment of petrofer oil quenching harderning in the tempering process is used to increase the hardness value of S45C steel. PT Instatama conducts heat treatment of petrofer oil harderning quenching in order to produce high quality bolts. Heat treatment process on a large scale carried out at PT. Insastama, there are problems, namely the difference between the inner hardness value and the…
Kristu rei tourism is one of the tours that has a contribution to the economy of Timor Leste and also a contribution of tourism to national development in the form of providing employment, other economic activities and foreign exchange income for the country. The city of Dili is the capital city in Timor Leste which has various tourism activities and has enormous potential in the tourism secto…
Fakfak regency is one of the main nutmeg producing areas in West Papua Province.The area of nutmeg crops in Fakfak regency reached 6,071 hectares (58% of the total nutmeg area in West Papua Province) with production reaching 1,884 tons which is 11% of indonesia's total nutmeg production.Nutmeg has a high selling value with world nutmeg production reaching 25,000 tons per year, where Indonesia a…
Today, in the industrialized world we are required to fast in completing all the work that aims to create or make a device more efficient and practical to facilitate the work in large numbers. The machines that made is a Jig & Fixture for pipe cutting diameter of 3-6 inches using asitelin welding which has a working principle by heating the pipe to near the melting point, then the electric …
Advances in environmentally friendly technology have been developed in various industries, making research on natural resources a wise thing to reduce waste that causes damage, one of which is research on the use of natural fibers to replace synthetic fibers. Natural fibers such as coconut coir and fibers are plentiful and easy to find everywhere and their quality is not inferior to synthetic f…
PT. GARAM (Persero) is a state-owned company engaged in Salt Production and is the oldest salt producer in Indonesia which is also a development agent and remains consistent in ensuring the availability of National Salt (ptgaram.com, 2018). The production area of PT. SALT is found in most areas of the island of Madura, in Gresik, East Java, as well as in several areas in Nusa Tenggara. The land…
Meat processing machine is one tool that is fast to shape the meat into thin flakes. The research objective is to redesign the shape of the turtle blade from a cylindrical shape into a box. The basic method used in this research is a quantitative approach. The results of the analysis on the shaft shows that the transmitted power (P) of ½ HP = 0.373 kW with a rotation of 700 rpm, twisting mo…