EPDM Radiator Hose – High-Performance Cooling Solution
EPDM radiator hose is a hose made of EPDM material, mainly used in automobile cooling systems, connecting radiators, water pumps, heat exchangers and other components to transport coolant and ensure that the engine runs at a suitable temperature. EPDM rubber has excellent heat resistance, ozone resistance, chemical corrosion resistance and good physical and mechanical properties, so EPDM radiator hose can effectively improve the reliability and service life of the cooling system.
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EPDM Radiator Hose Construction:
Inner tube: black EPDM
Reinforcement: high tensile textile cords.
Outer cover: black EPDM – heat, abrasion and ozone resistant.
temperature: -40°C to +121°C
Standard: Abrasion resistant, weather resistant and zone resistant. It is flexible, light in weight, anti-bending and less distortion.
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| Code | I.D. | O.D. | Wall Thickness | Working pressure | Length | ||
| # | inch | mm | mm | mm | Bar | psi | m |
| ERH-013 | 1/2" | 13 | 21 | 4 | 5 | 75 | 1 |
| ERH-016 | 5/8" | 16 | 24 | 4 | 5 | 75 | 1 |
| ERH-018 | 23/32" | 18 | 26 | 4 | 5 | 75 | 1 |
| ERH-020 | 13/16" | 20 | 28 | 4 | 5 | 75 | 1 |
| ERH-022 | 7/8" | 22 | 30 | 4 | 5 | 75 | 1 |
| ERH-025 | 1" | 25 | 33 | 4 | 5 | 75 | 1 |
| ERH-025 | 1-1/8" | 28 | 36 | 4 | 5 | 75 | 1 |
| ERH-030 | 1-3/16" | 30 | 38 | 4 | 5 | 75 | 1 |
| ERH-032 | 1-1/4" | 32 | 40 | 4 | 5 | 75 | 1 |
| ERH-035 | 1-3/8" | 35 | 43 | 4 | 5 | 75 | 1 |
| ERH-038 | 1-1/2" | 38 | 48 | 5 | 5 | 75 | 1 |
| ERH-040 | 1-9/16" | 40 | 50 | 5 | 5 | 75 | 1 |
| ERH-042 | 1-5/8" | 42 | 52 | 5 | 5 | 75 | 1 |
| ERH-045 | 1-3/4" | 45 | 55 | 5 | 5 | 75 | 1 |
| ERH-048 | 1-7/8" | 48 | 58 | 5 | 5 | 75 | 1 |
| ERH-051 | 2" | 51 | 61 | 5 | 5 | 75 | 1 |
| ERH-055 | 2-1/6" | 55 | 65 | 5 | 5 | 75 | 1 |
| ERH-057 | 2-1/4" | 57 | 67 | 5 | 5 | 75 | 1 |
| ERH-060 | 2-3/8" | 60 | 70 | 5 | 5 | 75 | 1 |
| ERH-063 | 2-1/2" | 63 | 73 | 5 | 5 | 75 | 1 |
| ERH-070 | 2-3/4" | 70 | 80 | 5 | 5 | 75 | 1 |
| ERH-076 | 3" | 76 | 86 | 5 | 5 | 75 | 1 |
| ERH-080 | 3-1/8" | 80 | 90 | 5 | 5 | 75 | 1 |
| ERH-090 | 3-1/2" | 90 | 102 | 6 | 5 | 75 | 1 |
| ERH-102 | 4" | 102 | 114 | 6 | 5 | 75 | 1 |
| ERH-110 | 4-5/16" | 110 | 122 | 6 | 5 | 75 | 1 |
Key Features of EPDM Radiator Hose
Heat resistance radiator hose: EPDM rubber can remain stable in high temperature environments and will not deform or be damaged by high temperatures.
Ozone resistance: It has good tolerance to ozone and can be used for a long time in harsh environments.
Chemical corrosion resistance: It can resist corrosion from a variety of chemicals, ensuring that the hose can work stably in various chemical environments.
Physical and mechanical properties: It has good mechanical strength and elasticity, and can remain stable under high pressure and vibration conditions.
EPDM Radiator Hose Application
EPDM radiator hoses are widely used in automotive cooling systems, especially in the field of new energy vehicles. Due to their excellent performance, they have gradually replaced traditional rubber hoses and become the mainstream choice. In addition, there are some industrial machinery and agricultural machinery cooling systems.
FAQ about Radiator Hose
What temperatures can an EPDM radiator hose withstand?
EPDM radiator hose can withstand a temperature range of -40°C to +121°C, and even up to +150°C in some cases.
The main characteristics of EPDM are its superior resistance to oxidation, ozone and corrosion. This hose performs well in high temperature environments and can remain stable in continuous high temperature environments. It is suitable for occasions that require high temperature transmission media.
EPDM radiator hose is not only suitable for high temperature environments, but also can work stably in a variety of chemical media and harsh environments. It is widely used in automotive, industrial and chemical fields.
How long do EPDM radiator hoses last?
The duration of hose use varies depending on many factors. Generally speaking, high-quality hoses can last for 3 to 5 years or even longer under normal use and maintenance conditions. This figure is based on general industry experience and the recommendations of hose manufacturers, but the specific service life needs to be evaluated based on actual conditions and may be related to the quality of the hose, the environment and frequency of use.
How can I make my radiator hoses last longer?
Choose the right medium: Make sure that the EPDM radiator hose can carry the medium being transported. EPDM hoses have good oil resistance, but if the medium being transported is corrosive media such as strong acids and alkalis, it is recommended to use materials with stronger corrosion resistance.
Avoid excessive stretching and twisting: During use, try to avoid excessive stretching and twisting of the hose, which will damage the internal structure of the hose and affect its service life.
Control the working pressure: Make sure that the working pressure is within the limit of the hose to avoid damage to the hose due to excessive pressure.
In addition, regular inspections are required, and replacement is required in time if any abnormality is found.
Are Coolant Hose and Radiator Hose the same?
Coolant hose and radiator hose are not exactly the same, but their functions are similar.
Coolant hose refers to the general term for hoses used to transport engine coolant (antifreeze) to various components, including radiator hoses, heater hoses, etc.
Radiator hose refers specifically to the coolant delivery hose connecting the engine and the radiator, which is usually divided into upper radiator hose and lower radiator hose.
Coolant hose is mainly used to ensure that the coolant flows smoothly through various components of the engine to ensure the normal operation of the engine. Radiator hose is mainly used to discharge the heat of the engine, and transfer the heat generated by the engine to the outside through coolant. The position in the car is also different. The coolant hose is in the entire cooling system, including the engine, radiator, heating system, etc., but the radiator hose is mainly between the engine and the radiator.
