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Expansion Tank Caps Wholesale
Home / Products / EXPANSION TANK CAP RADIATOR CAP

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Expansion Tank Caps Manufacturers

Ningbo Libry
Auto Parts Technology Co., Ltd.
Established in 1997, Ningbo Libry Auto Parts Technology Co., Ltd. is leading China Expansion Tank Caps Manufacturers and plastic radiator cap factory with more than 20 years of professional plastic radiator cap wholesale experience. Our company's main automotive injection parts are based on automotive plastic hoses, wax-type and electronic thermostat assembly products are the main products, supplemented by a variety of product series such as water tank caps, oil dipsticks, and dipstick sets. The product models developed are mainly European and American car series, such as Mercedes-Benz, BMW, Audi, Peugeot, Renault, Citroen, Ford, Fiat and other brands, providing domestic and foreign customers with high-quality after-sales homogenous parts.

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Knowledge extension of the industry:
Our company's main automotive injection parts are based on automotive plastic hoses, wax-type and electronic thermostat assembly products are the main products, supplemented by a variety of product series such as water tank caps, oil dipsticks, and dipstick sets.

Plastic Radiator Caps are used to seal the opening at the top of the radiator in a vehicle's cooling system. They are typically made from plastic materials such as polypropylene or polyethylene, and are designed to be lightweight and durable. They are typically secured to the radiator with a spring-loaded mechanism, and can be easily removed for radiator maintenance or repair.
The Plastic Radiator Caps serves several purposes. Firstly, it helps to seal the radiator and prevent coolant from leaking out. Secondly, it helps to control the pressure in the cooling system. As the engine heats up, the coolant expands, increasing the pressure in the system. The radiator cap is designed to release this excess pressure, preventing the coolant from boiling and creating steam. Thirdly, it helps to maintain the correct coolant level in the radiator.
Plastic Radiator Caps are commonly used in modern vehicle engines, they are lightweight, durable, and easy to install. They are also relatively inexpensive, making them a cost-effective option for sealing the radiator.
It is important to note that the plastic radiator caps should be replaced if they are cracked, broken, or otherwise damaged, as this can lead to coolant leaks, which can cause damage to the engine. The replacement should be done by experienced professionals and should be in accordance with the Expansion Tank Caps Manufacturers instructions and industry standards. The cap should also be checked regularly to ensure that it is functioning properly and that the coolant level is at the correct level.