Download http://bigtheme.net/joomla Free Templates Joomla! 3

what is a Lubricant ? Types of lubricants

What is a Lubricant? A lubricant is fundamentally a substance which helps to reduce the friction between two or more surfaces which are in direct contact with each other. The primary purpose of a lubricant is to reduce the friction thereby reducing the amount of heat generated due to friction. …

Read More »

What is a Heat Treatment Process ?

What is a Heat Treatment Process ? A Heat Treatment Process or Treating is nothing but heating the metal or material to change its physical properties, sometimes may be chemical and other properties. The most used common place for heat treatment is metallurgy. These are also used in manufacturing of …

Read More »

What Is Calorific Value Of Fuel

What is Calorific Value of a fuel ? Calorific Value is defined as the quantity of heat produced for the quantity of fuel used by the combustion. This has to be done at normal conditions, i.e., at constant temperature and constant pressure. The temperature and pressure must be constant at …

Read More »

Different Types Of Fluids

Types of Fluids – Matter is broadly divided into gases, liquids, solids, plasma and Bose – Einstein Condensates. But when they are broadly descried, they are classified into the following types. Amorphous solids Super – critical fluids Degenerate matter Super fluid Bose – Einstein Condensate Jahn – Teller Metals Photonic …

Read More »

Laws Of Friction

What is friction? Friction is the force that resists the movement always. This is always the resistance of relative motion between two or more objects or surfaces. This can also be occurring between two gaseous layers or two liquid layers. There are many types of friction and each type of …

Read More »

Mechanical Properties of Metals

Mechanical Properties of Metals – All the mechanical properties of the materials were discovered by conducting experiments on the metals. Each and every metal exhibits different mechanical properties and almost all the mechanical properties of the metals as listed and described below. These may be a function of time, temperature, pressure or any …

Read More »

what is selective laser sintering?

What is Selective Laser Sintering ? Selective Laser Sintering is a laser integrated process with additive manufacturing technique. Sintering is the process of making the solid very strong by heat by compressing and compacting. There are many sintering techniques like general sintering, ceramic sintering, plastic sintering, pressure less sintering and …

Read More »

what is a fuel cell and how a fuel cell work

What is a Fuel Cell ? A fuel cell is a device used to convert the fuel directly into electricity. A fuel cell uses chemical reactions to takes place to generate electricity. A fuel cell consists of a positive electrode called anode and the negative electrode called cathode. The electrodes …

Read More »

what is forging process? Types of forging process

What is Forging ? Forging is a process of manufacturing materials from the raw materials. In brief, we can describe forging as a process in which raw materials are heated and molded to a desired shape, which is obtained when cooled. Even a knife is forged from raw material by …

Read More »

Types of Welding Joints

Types of Welding Joints – A welding joint is a place where two or more pieces of metal are combined together. The material may be plastic or metal and the welding type depends on the material too. It is said to be a welding joint if at least two pieces …

Read More »