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HOME > PRODUCTS > Transportation Seals > Automobile Seals > Automotive Waterproof EPDM Rubber Tube

Automotive Waterproof EPDM Rubber Tube

This EPDM rubber hose is engineered for demanding automotive coolant and heater systems. Its smooth, reinforced interior ensures excellent resistance to ethylene glycol-based antifreeze coolants, heat, and aging. The integrated textile reinforcement provides enhanced burst pressure resistance and dimensional stability under pressure and temperature fluctuations. It is an ideal, durable solution for engine cooling and cabin heating circuits, guaranteeing reliable performance and long service life. H

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Technical Specifications

Category	Property	Specification / Description
Basic Information	RMaterial	R-EPDM
	Common Colors	Black, Gray, Custom Red/White
	Common Cross-section Shapes	Custom Profiles
Physical Properties	Hardness (Shore A)	40~80
	Density (g/cm³)	1.2 ~ 1.3
	Tensile Strength (MPa)	7 ~ 12
	Elongation (%)	200 ~ 400
Weather Resistance	Temperature Range (℃)	-40 ~ +120 (Heat-resistant up to +150)
	Aging Resistance	Excellent (Stable under UV and oxidation)
	Ozone Resistance	Excellent (Not prone to cracking)
Chemical Properties	Oil Resistance	Poor (Not suitable for long-term mineral oil contact)
	Acid and Alkali Resistance	Good (Suitable for most weak acids and bases)
	Flame Retardant Grade	Customizable UL94 V-0 or standard flame-retardant
Functional Features	Waterproof Performance	Good (IP65~IP67)
	Sealing Performance	Good (Effective against air, liquids, and dust)
	Pressure Resistance	Medium (Suitable for doors/windows/automotive, not for high-pressure pipelines)
Processing & Installation	Surface Treatment	Smooth, Textured, Flocked, Sprayed, Adhesive-coated
	Installation Method	Embedded, Clamped, Adhesive, Press-fit
	Supply Form	Rolls (meters), Fixed-length cuts, Closed loops

Image details

We can customize different sizes.

Pressure resistance / Explosion-proof / Torsion & tension resistance

Inner and outer rubber of the product
Natural rubber, nitrile rubber, tire top wear-resistant rubber, EPDM heat-resistant rubber
Inner rubber thread of the product

High-strength polyester thread

Anti-aging and crack-resistant

Long service life; remains in good condition even after years of use.