High-Temperature Resistant Rubber Waterproof Seal Durable and Flexible for Industrial and Automotive Applications

Categories	Rubber Waterproof Seal
Brand	RESRUB rubber and plastic products manufacturer
Model	NO.WHF2024072401
Color (General)	Custom
Material	Silcone
Length	Custom
Dimension	Custom
Temperature Range	－45°C—125°C
Shore Hardness	50-95 Shore A or customize
Tensile strength	5～12Mpa
Elongation at break	400%
FOB port	Shenzhen, Guangzhou
Terms of Payment	L/C, D/A, D/P, Western Union
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Update Time	Jun 16,2025

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Detail Information

Rubber Waterproof Seal Introduction

Sealing Function

The primary role of the silicone rubber waterproof seal is to create a tight and reliable barrier against water. It is used in numerous applications, including bathrooms, kitchens, swimming pools, water tanks, and outdoor structures. In bathrooms and kitchens, it seals gaps around sinks, showers, and bathtubs, preventing water leakage that could lead to water damage, mold growth, and structural issues. For swimming pools and water tanks, the seal ensures that water remains contained, maintaining the proper water level and preventing costly leaks.

Applications

This waterproof seal is applicable across a broad spectrum of industries and settings. In the construction industry, it is used for sealing joints in buildings, including those between walls, floors, and ceilings, as well as around windows and doors. In the automotive sector, it seals components such as headlights, taillights, and engine compartments, protecting them from water ingress and potential electrical failures.

Cost - effectiveness

The silicone rubber waterproof seal offers a cost - effective solution for preventing water damage. By effectively sealing out water, it reduces the risk of costly repairs and replacements caused by leaks, mold, and structural deterioration. Its long service life, combined with low installation and maintenance costs, makes it a practical investment for both residential and commercial applications. Whether used in a small home improvement project or a large - scale construction or industrial application, the silicone rubber waterproof seal provides significant value by ensuring the protection and longevity of the sealed structures and components.

Rubber Waterproof Seal Properties:

Length	Customizable	OEM/ODM	Available
Logo	Customer Logo Available	Lead Time	10 Days
MOQ	100 Meters	Application	Food Containers & Packaging

Material Properties

Silicone exhibits outstanding water - resistant properties, forming an impenetrable barrier against moisture. Its molecular structure repels water, preventing it from seeping through the seal and protecting the underlying components or spaces. This material also maintains excellent flexibility across a wide temperature range, from extremely cold conditions that could make other materials brittle to high - heat environments where others might soften or deform.

1. Why is silicone a good material for rubber waterproof seals?

Silicone is an excellent material for rubber waterproof seals because it possesses multiple advantageous properties. Its inherent water - repellent nature creates an efficient barrier against moisture, preventing water from seeping through. Silicone maintains flexibility across a wide temperature range, from extreme colds that could make other materials brittle to high - heat conditions that might cause softening in others, ensuring the seal stays intact and functional regardless of the environment.

2. How well do silicone rubber waterproof seals perform in extreme temperatures?

Silicone rubber waterproof seals perform exceptionally well in extreme temperatures. In extremely cold conditions, down to -60°C , silicone doesn't lose its flexibility or become brittle, maintaining its ability to form a tight, watertight seal and preventing cracks that could allow water to penetrate. In high - heat environments reaching up to 260°C , it resists softening or melting, ensuring that the seal remains intact and continues to block water effectively.

3. How long do silicone rubber waterproof seals typically last?

Yes, silicone rubber waterproof seals can be used in a wide variety of applications. In residential settings, they are perfect for sealing bathrooms, kitchens, and around windows and doors to prevent water damage from leaks or rain. In commercial buildings, they are employed in areas like swimming pools, water treatment facilities, and food processing plants, where reliable waterproofing is essential.

Item	Rubber Waterproof Seal
Size	Customize
Material	Silicone
Hardness	50-95 Shore A or customize
Color	Black or customize any color
Density	0.6-1.45g/cm³
Temperature resistant	－45°C—125°C
Tensile strength	5～12Mpa
Elongation at break	200～900%
Lead time	3 days for sample, 15 days for batch order
Packing method	Carton/ PE bag / Wooden pallet / Paper roll
Price tip	The price above is for your reference, final actual price depends on your design,material request, surface treatment, order quantity, package request, etc.