A professional supplier and manufacturer of refrigerants

Fotech is a professional supplier and manufacturer of refrigerants and fluorine polymers over 20 years, distributing environmental friendly refrigerant, clean agent fire extinguishing agent, blowing agent, cleaning agent, and high performance new chemical materials...more>
Home / News / News
News Group
Can't find what you are looking for?Fotech has been a professional supplier and manufacturer of refrigerants and fluoropolymers for more than 20 years. Contact us immediately to provide you with more environmentally friendly products and processes.
Please send your message to us
Just iln the form below and we will response to you within 24 hours.
*Email
Tel
*Title
*Content

News

  • How to Test the Quality of Refrigerant?
    How to Test the Quality of Refrigerant?
    Choosing low-quality refrigerants will not only lead to poor refrigeration performance but may also damage refrigeration equipment. Let's take a look at the methods of testing the quality of refrigerants.
    2021-10-22
  • How to Store and Distribute Refrigerant Correctly?
    How to Store and Distribute Refrigerant Correctly?
    Only storing and distributing refrigerant correctly, can prevent its leakage and prevent some safety accidents. This article will specifically introduce the method of storing and distributing refrigerant.
    2021-10-13
  • How to Drain the Refrigerant in the System?
    How to Drain the Refrigerant in the System?
    When emptying the refrigerant in the system, we need to strictly follow the operating steps to prevent safety accidents. This article will specifically introduce the method of draining the refrigerant in the system.
    2021-09-30
  • Principles and Steps for Handling Refrigerant Leakage
    Principles and Steps for Handling Refrigerant Leakage
    When the refrigerant leaks, if we deal with it in time, we can avoid some safety accidents. Let's learn about the principles and steps for handling refrigerant leakage together.
    2021-09-22
  • How to Check the Refrigerant Charge?
    How to Check the Refrigerant Charge?
    Whether the refrigerant is charged too much or too little, it will affect the cooling effect of the refrigeration equipment. This article will introduce some methods to test whether the refrigerant charge is appropriate.
    2021-09-16
  • How to Add Refrigerant to the Air Conditioner?
    How to Add Refrigerant to the Air Conditioner?
    In order to ensure a good cooling effect of the air conditioner, we need to choose a suitable method to add refrigerant. Today let’s talk about the method of adding refrigerant to the air conditioner.
    2021-09-08
  • The Specific Characteristics of R22 Refrigerant
    The Specific Characteristics of R22 Refrigerant
    R22 refrigerant is used in a variety of refrigeration equipment and is the most commonly used refrigerant. This article will specifically introduce the characteristics of R22 refrigerants.
    2021-09-01
  • The Precautions for Refrigerant Storage and Sub-packaging
    The Precautions for Refrigerant Storage and Sub-packaging
    If the operation is improper in refrigerant storage and sub-packaging, it will cause refrigerant leakage. This article will specifically introduce the precautions for refrigerant storage and sub-packaging.
    2021-08-24
  • The Specific Operation of Pumping out the Refrigerant
    The Specific Operation of Pumping out the Refrigerant
    Withdrawing the refrigerant is to discharge the refrigerant in the system and pour it into a spare cylinder. This article will specifically introduce the specific operation of pumping out the refrigerant.
    2021-08-18
  • 4 Factors Affecting the Boiling Heat Transfer of Refrigerant Liquid
    4 Factors Affecting the Boiling Heat Transfer of Refrigerant Liquid
    The boiling heat exchange of the refrigerant liquid is a crucial step in the refrigeration system, which will affect the final refrigeration effect. This article will specifically introduce four factors that affect the boiling heat transfer of refrigerant liquid.
    2021-08-10
  • 6 Matters Needing Attention of Refrigerants Selection
    6 Matters Needing Attention of Refrigerants Selection
    The selection of refrigerant will directly affect the operation effect of refrigeration equipment, so many factors need to be considered. This article will specifically introduce six precautions for selecting refrigerants.
    2021-08-03
  • How to Charge the Refrigerant Freon?
    How to Charge the Refrigerant Freon?
    Refrigerant freon has a very wide range of applications, so the charging of freon needs to be paid attention to.This article will specifically introduce the method of filling freon.
    2021-07-27
  • 7 Precautions for Using Refrigerants
    7 Precautions for Using Refrigerants
    Refrigerants are usually stored in steel cylinders. There are many things that need to be paid attention to in the process of handling and use. This article will specifically introduce seven precautions for using refrigerants.
    2021-07-20
  • The Thermal Change Process of Refrigerant in the Refrigeration Cycle System
    The Thermal Change Process of Refrigerant in the Refrigeration Cycle System
    Many refrigeration equipment needs to rely on the heat change of the refrigerant in the refrigeration cycle system to maintain the effect of refrigeration. This article will specifically introduce the thermal change process of refrigerants in the refrigeration cycle system.
    2021-07-13
  • Two steps to take you to understand refrigerant
    Two steps to take you to understand refrigerant
    Understand the refrigerant correctly, use the refrigerant correctly, and walk into the working world of refrigerants
    2021-07-07
  • China joins Kigali signees
    China joins Kigali signees
    In a significant move, China has officially accepted the Kigali Amendment to phase down HFC refrigerants.
    2021-07-06
  • Basic Characteristics Required for Refrigerant
    Basic Characteristics Required for Refrigerant
    Refrigerant is an indispensable working medium to realize refrigeration, and we can judge its pros and cons by whether the refrigerant has basic characteristics. This article will specifically introduce the basic characteristics of refrigerants.
    2021-06-29
  • How to Distinguish Inferior Refrigerants?
    How to Distinguish Inferior Refrigerants?
    There are many low-quality refrigerants on the market now, their purity is very low, and other gases are mixed, which is extremely harmful to the refrigeration system. This article will specifically introduce the method of identifying inferior refrigerants.
    2021-06-23
  • Classification Method of Refrigerant
    Classification Method of Refrigerant
    The refrigerant is the working substance in the refrigeration system, there are many types, and the actual use is also different. This article will specifically introduce the classification of refrigerants.
    2021-06-16
  • 8 Factors to Consider when Choosing a Refrigerant
    8 Factors to Consider when Choosing a Refrigerant
    In order for the refrigeration equipment to have a better refrigeration effect, we need to consider many factors when choosing a refrigerant. This article will introduce eight factors to consider when choosing a refrigerant.
    2021-06-08
  • 2 Ways to Charge Refrigerant Correctly
    2 Ways to Charge Refrigerant Correctly
    If you want to maintain the normal operation of the refrigeration system, you must add refrigerant. This article will specifically introduce two methods for correct charging of refrigerant.
    2021-06-02
  • 4 Methods for Detecting Refrigerant Leakage
    4 Methods for Detecting Refrigerant Leakage
    When the refrigerant leaks, it may cause harm to the human body and the environment. This article will specifically introduce 4 methods for detecting refrigerant leaks.
    2021-05-25
  • How to Recycle Refrigerant?
    How to Recycle Refrigerant?
    For the refrigeration field, refrigerants play a vital role. Recycling the refrigerant can play a role in environmental protection and energy-saving. This article will specifically introduce the steps and methods of refrigerant recovery.
    2021-05-19
  • How to Determine Whether the Refrigerant Charge is Appropriate?
    How to Determine Whether the Refrigerant Charge is Appropriate?
    The operation of the refrigeration system depends on whether the charged refrigerant is appropriate. We must ensure that the refrigerant charge is appropriate when charging. This article will specifically introduce the method to determine the refrigerant charge.
    2021-05-12
  • The Safe Use and Emergency Treatment of Common Refrigerants
    The Safe Use and Emergency Treatment of Common Refrigerants
    A refrigerant is a working substance that continuously circulates in the refrigeration system and realizes refrigeration through its own state changes. Our lives are now inseparable from the application of refrigerants. This article will specifically introduce the safe use and emergency treatment of commonly used refrigerants.
    2021-04-30
  • Refrigerant Storage Requirements at Ambient Temperature
    Refrigerant Storage Requirements at Ambient Temperature
    The function of refrigerant is mainly to transfer and convert heat through the change of its physical state. here we will introduce the refrigerant storage requirements at room temperature.
    2021-04-23
  • The Characteristics And Functions of Common Refrigerants
    The Characteristics And Functions of Common Refrigerants
    Refrigerant is a kind of refrigeration working medium used in refrigeration cycle systems in refrigeration equipment. This article will introduce the characteristics and functions of several common refrigerants.
    2021-04-16
  • Ozone depletion and related agreements
    For more than a century, refrigerants have undergone a continuous development process. In 1805, Oliver Evans was the first
    The idea of ​​using volatile fluids to freeze water into ice in a closed cycle is proposed. In 1824, Richard Tre sang
    2021-03-26
  • Refrigerant history
    For more than a century, refrigerants have undergone a continuous development process. In 1805, Oliver Evans was the first
    The idea of ​​using volatile fluids to freeze water into ice in a closed cycle is proposed. In 1824, Richard Tre sang
    2021-03-26
  • The air-conditioning industry accelerates the phase-out of R22 refrigerant, how to balance safety and environmental protection
    The air-conditioning industry accelerates the phase-out of R22 refrigerant, how to balance safety and environmental protection
    2021-03-06
Contact Person
Fotech is a professional supplier and manufacturer of refrigerants and fluorine polymers over 20 years, distributing environmental friendly refrigerant, clean agent fire extinguishing agent, blowing agent, cleaning agent, and high performance new chemical materials...more>