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What are the factors that cause the failure of the filling machine
Time of Update: 2022-05-01
The failure of the filling machine equipment due to external reasons, such as improper operation, inadequate daily maintenance failure, poor equipment use environment, and wrong equipment operating procedures .
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The principle and characteristics of high-speed centrifugal spray dryer
Time of Update: 2022-05-01
The material liquid passes through the high-speed centrifugal atomizer at the top of the tower body, and is (rotated) sprayed into extremely fine mist-like liquid droplets, which can be dried into products in a very short period of time in contact with hot air .
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What are the functions of the reaction kettle refrigeration and heating temperature control system?
Time of Update: 2022-05-01
2. The reaction kettle refrigeration and heating temperature control system can display the real-time curve and historical data curve of various process parameters, and compare it with the set process curve to guide the production process .
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How much do you know about these six testing methods of tensile testing machines?
Time of Update: 2022-05-01
The electronic tensile tester is a mechanical force testing machine used to perform mechanical properties such as tensile, compression, bending, shearing, tearing, peeling and other mechanical properties tests for various materials .
Tensile testing is often used to determine the load (tensile strength) that a material or product can withstand .
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What factors need to be considered when selecting the heating and cooling temperature control system of the reactor
Time of Update: 2022-05-01
There are many factors that need to be considered in the selection of the heating and cooling temperature control system of the reactor, mainly including: heat load and flow rate, fluid properties, temperature, pressure and allowable pressure drop range, requirements for cleaning and maintenance, equipment Structural material, size, weight, price, usability and lifespan, etc.
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Requirements for the use of the reactor heating, cooling and temperature control integrated machine
Time of Update: 2022-05-01
Requirements for using the reactor heating, cooling and temperature control integrated machine: 1.
The management personnel of the reactor heating, cooling and temperature control integrated machine must be familiar with the basic performance and main operation steps of the device, and put the technical data and instructions in a reliable place.
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About the introduction of viscometer measurement method
Time of Update: 2022-05-01
When the temperature is tº, the Enj viscosity is represented by the symbol Et, and the unit of Enj viscosity is the condition degree.
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Introduction to common failures and countermeasures of tensile testing machines
Time of Update: 2022-05-01
Introduction to common failures of tensile testing machines and their solutions It can perform many functional experiments such as stretching, shrinking, bending, peeling, and shearing, and has the characteristics of wide measurement range, high precision, and fast response .
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How to choose the cooling and heating temperature control system of the reactor according to the working conditions
Time of Update: 2022-05-01
2. According to the different temperatures required by the experiment, the cryopump with the corresponding temperature control range is selected .
The lower the temperature, the higher the price of the pump, and the low temperature of the reaction kettle cooling and heating temperature control system can reach -120℃ .
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Four reasons to choose a ductless fume hood
Time of Update: 2022-05-01
The clean air type ductless fume hood does not need external pipes, and can be placed on the desktop or equipped with a mobile wheel base.
Advances in technology continue to make clean air ductless fume hoods more suitable for a variety of experimental applications and challenges .
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What are the factors that affect the results of a flame photometer analysis?
Time of Update: 2022-05-01
Excitation conditions: 1) Flame temperature: if the temperature is too low, the sensitivity will decrease, and if the temperature is too high, the ionization of alkali metals will be serious, which will affect the linear relationship of the measurement .
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What are the factors that cause deviations in polarimeter test results?
Time of Update: 2022-05-01
(3) Effect of concentration and optical rotation tube length on the relative optical rotation Under experimental conditions, the optical rotation of the optically active substance is often regarded as proportional to the concentration, because the specific optical rotation is regarded as a constant .
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An introduction to how to choose a rotor or adjust the speed of the viscometer
Time of Update: 2022-05-01
For the dual-cylinder rotational viscometer, read the instrument manual carefully, and different rotors (inner cylinders) match the corresponding outer cylinders, otherwise the measurement results will deviate greatly .
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How much do you know about the use process of the residual chlorine detector?
Time of Update: 2022-05-01
The potentiostatic online residual chlorine detector is an industrial online water quality analysis monitoring and control instrument .
. The use process of the residual chlorine detector: 1.
Generally, the diaphragm and electrolyte need to be replaced every three to six months in tap water .
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What are the factors that cause the damage of the online thermometer?
Time of Update: 2022-05-01
In the infrared thermometer simulation test, the damage mechanism of the composite material caused by the humid environment has been clearly studied .
Taking the diffusion of water to carbon fiber epoxy resin laminates as an example, the aging mechanism of the composite material in humid atmospheric environment is explained .
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Do you know the internal valve of the fully enclosed high and low temperature cycle device integrated machine?
Time of Update: 2022-05-01
When installing a flanged valve in a fully enclosed high-low temperature cycle device integrated machine, high-pressure asbestos plates should be used to buffer the flange and valve flange.
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How to properly maintain the automatic filling machine
Time of Update: 2022-05-01
3. After the operation is completed, turn off the power switch of the filling machine in time to avoid damage to the performance of the equipment due to long-term power-on and shorten the service life of the machine .
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What effect does the ambient temperature have on the infrared thermometer?
Time of Update: 2022-05-01
The environmental conditions in which infrared temperature measurement is located have a great influence on the measurement results, which should be considered and properly resolved, otherwise it will affect the temperature measurement accuracy and even cause damage to the thermometer .
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In which environments should the reactor refrigeration and heating temperature control system be used?
Time of Update: 2022-05-01
If the temperature difference between the use environment of the reaction kettle refrigeration heating temperature control system is relatively large, it will cause the equipment to generate a large amount of water vapor during use .
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116 million yuan!
Time of Update: 2022-04-30
In the past year, his annual salary exceeded 18 million US dollars; GSK CEO Emma Walmsley's income in 2021 will also follow suit.
With the improvement of GSK's performance, he received a 17% salary increase; Novartis CEO Vas Narasimhan received 9 million Swiss francs of performance compensation for exceeding expectations .
