Gas chromatograph working principle and components

The partition coefficient between the gas phase and the stationary liquid phase is different for each component in the sample. When the vaporized sample is carried into the column by the carrier gas, the component is repeatedly distributed between the two phases. Due to the different adsorption or dissolving ability of the fixed relative to each component, the running speed of each component in the column is different. After a certain column length, they separate from each other and leave the column in sequence to enter the detector. After the ion stream signal is amplified, the chromatogram peaks of each component are plotted on the recorder.

Part of the gas chromatograph (1) Carrier gas system: Including gas source, gas purification, gas flow control and measurement (2) Sample introduction system: Including sample injector and vaporization chamber (instant vaporization of liquid sample into vapor)

(3) Column and column temperature: including thermostatic control device (separate multi-component samples into a single)

(4) Detection system: including detector, temperature control device (5) recording system: including amplifier, recorder, or data processing device, workstation

High Speed Beam Drilling Machines

1. The cnc machines is mainly composed of main body, CNC slipway, drilling spindle box, tool changer, clamping device, measuring device, electric system, hydraulic system, cooling system, chip box, etc..

2. Three slipways are all controlled by servo motor, guided by precision linear roller guide and driven by AC servo motor and ball screw to ensure the positioning accuracy. The spindles are precision spindles with high rotary accuracy and high rigidity, and driven by servo motor, with broad scope of application, rotation speed can be stepless changed in a wide range to meet the needs of a variety of speeds.

3. The vertical drilling machine is equipped with three inline type tool changers, and every tool changer can load 4 tools. While drilling, the tools can be changed automatically to meet the needs of different drilling diameters. The machine is equipped with flange width detection and web height detection device, which can effectively compensate for the deformation of the workpiece to ensure the processing accuracy.


4.The main advantage of TD series high speed CNC Drilling Machine is it`s high speed drilling.It`s rotation speed can reach 3000rpm.

Due to it using the carbide drill bits, single hole processing efficiency increased to more than 5 times than the normal speed machine, the overall production efficiency more than 2 times than the normal machine. For example: 22 mm diameter, thickness 20 mm workpiece, CBD series drilling one hole need about 30 seconds, TD series can be controlled within 4 seconds.


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Shandong ShuoFang Environmental Technology Co., Ltd. , https://www.chinafincnc.com