Eco-Friendly Refrigerants: Building a Sustainable Green Future

【Eco-Friendly Refrigerants: Building a Sustainable Green Future】

🌍Protecting the Earth, one degree of cooling at a time.🌍

In recent years, environmental awareness has rapidly risen worldwide.
Consumers, industries, and governments are all paying greater attention to
creating a sustainable environment where humans and nature can coexist.
With climate change intensifying, many countries have introduced eco-policies,
such as banning the import of high-pollution refrigerants
or implementing carbon taxes to reduce greenhouse gas emissions.

Sustainable green living” is no longer just a slogan—it is a global movement.
As the core of cooling equipment, refrigerants play a crucial role in environmental impact.
Traditional refrigerants are being phased out,
while “eco-friendly refrigerants” are quickly becoming the new standard.
Today, let’s explore what eco-friendly refrigerants are
and why they are essential for both the planet and industry.

❓What Are Eco-Friendly Refrigerants❓

Eco-friendly refrigerants, compared to traditional ones, have the following features:
📍Zero Ozone Depletion Potential (ODP) – they do not damage the ozone layer.
📍Low Global Warming Potential (GWP) – reducing impact on climate change.
📍High safety – some have low toxicity and low flammability, lowering risks.
📍Energy efficiency – designed for both performance and energy savings.

❓Why Are Old Refrigerants Being Phased Out❓

Previously common refrigerants, such as CFCs and HCFCs, cause serious atmospheric damage:

📍CFCs (e.g., R12) release chlorine atoms in the upper atmosphere.
       A single chlorine atom can destroy up to 100,000 ozone molecules, leading to ozone depletion.
📍Some refrigerants are toxic or highly flammable, posing risks to users and the environment.
📍Under the 1987 Montreal Protocol, CFC refrigerants were globally banned after 1996.

❓Which Refrigerants Are Considered Eco-Friendly❓

RefrigerantChemical NameOzone Depletion Potential (ODP)

Global Warming Potential
(GWP, 100 years)

R744Carbon Dioxide (CO₂)01
R717Ammonia (NH₃)0< 1
R290Propane (C₃H₈)0~3
R1234yf

Hydrofluoroolefin
(HFO-1234yf)

0< 1
R513A

HFO/HFC Blend
(R134a + R1234yf)

0~573
R454AHFO/HFC Blend0~238
R448AHFO/HFC Blend0~1273
R32Difluoromethane0~675

❓Are Eco-Friendly Refrigerants Dangerous❓

Most eco-friendly refrigerants are safe under professional use, but note:
📍Flammability: R290 (propane) and R32 are mildly flammable.
📍Toxicity: R717 (ammonia) is toxic but still widely used in industrial cooling.
📍Pressure: R744 (CO₂) requires high-pressure systems but is non-toxic and non-flammable.

✅ Conclusion: When handled properly by professionals, the risks are minimal.

❓Do Eco-Friendly Refrigerants Affect Performance❓

Not necessarily.

📍Better performance:For example, R32 provides higher efficiency in air conditioners compared to traditional refrigerants.
📍Efficiency variation:Some natural refrigerants (e.g., CO₂, ammonia) require higher pressure or special equipment,
     which may affect performance.


Eco-friendly refrigerants are already widely applied in home air conditioners, refrigerators,
automotive AC systems
, and increasingly in industrial chillers.

As a cooling machine manufacturer, KAUKAN continues to monitor developments
in eco-friendly refrigerants and actively incorporates compatible designs,
helping customers achieve high efficiency, low emissions, and sustainable growth.

🌱 Choosing KAUKAN chillers means boosting production efficiency
        while contributing to the planet.

👉 Contact us today to discuss the best green cooling solutions for your needs.

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