Entries from 2016-03-19 to 1 day

Standards of medical lamp

Medical lamp is an important tool for surgery, qualified for operation shadowless lamp, some key performance indicators to meet the standards before they can, are listed below on several important performance parameters, we buy can refer t…

About the mechanical device used in construction

A modern diesel hammer is a very large two-stroke diesel engine. The weight is the piston, and the apparatus which connects to the top of the pile is the cylinder. Piledriving is started by having the weight raised by auxiliary means — usu…

Structure and principles of the Scrap shredder

Scrap shredder is used to destroy the paper shredding machines, obsolete files in order to achieve the purpose of confidentiality, the paper should be divided into many small pieces of paper. Now scrap shredder, in addition to paper handli…

CO₂ laser excitation process

CO₂ laser, the main substance of the work by the CO₂, nitrogen, helium three gases composition. Wherein CO₂ laser radiation is generated gas, nitrogen gas and helium as the secondary gas. Added helium, can accelerate the pre-010 level ther…

From stone to paper

People have been making paper in one form or another for at least 2000 years, and the art of paper-making has been through several technological shifts, most notably the switch from cotton and linen fibres as a raw material to wood pulp, a…

Mobile repeater installation instructions

EOT mobile repeater is installed, you are not required to lose, eliminating No. disassembly operations. When the end of the column using a mobile repeater mounted on the front side of the ladder and keep the first 20 vehicles. EOT mobile r…

How PSA Nitrogen Generation Works

Ad-sorption is the physical process of separating molecules. Our Pressure Swing Adsorption systems generate nitrogen(PSA nitrogen generator), by separating it from the oxygen in ordinary air.A vessel containing carbon molecular sieve, or C…

For the ball valve used in toilet tanks

A ball valve is a form of quarter-turn valve which uses a hollow, perforated and pivoting ball (called a "floating ball") to control flow through it. It is open when the ball's hole is in line with the flow and closed when it is pivoted 90…