5 FAQs About Silicone Sealants: Definition, Difference, Applications, How-To

silicone sealants for bathroom
silicone sealants for bathroom

As the monsoon and rainy season approaches, it is essential to prepare our homes and buildings for the inevitable increase in moisture. With the dampness and humidity, mold and mildew can easily grow in gaps and crevices, posing potential health risks and damaging the structural integrity of the property. This is where silicone sealants become a crucial tool in our arsenal for combating these issues.

What is Silicone Sealant?

White silicone sealants are versatile, elastic, and adhesive compounds used for sealing, bonding, and filling gaps or joints in a wide range of applications, from construction and automotive to household repairs. They are made from silicone, a polymer derived from silicon, oxygen, carbon, and hydrogen. Silicone sealants are known for their excellent performance in various conditions and on numerous materials, making them a popular choice for both professional and DIY projects.

Features of silicone sealants include:

  1. Flexibility
  2. Waterproof
  3. Adhesion
  4. U.V. and weather resistance
  5. Temperature resistance
  6. Durability
  7. Low shrinkage
  8. Mold and mildew resistance

Top 5 Frequently Asked Questions About Silicone Sealants

1. What’s the difference between neutral silicone sealant and acetic silicone sealant?

Neutral silicone sealant and acetic silicone sealant differ in their curing mechanisms and the byproducts they release during the curing process. Neutral silicone sealants release alcohol or oxime compounds as they cure, while acetic silicone sealants release acetic acid (vinegar-like smell). Neutral silicone sealants generally have a lower odor, better adhesion to a wider range of materials, and are less corrosive to metals. Acetic silicone sealants, on the other hand, tend to cure faster and are often less expensive, but they may not be suitable for use with sensitive materials like metals or concrete.

2. Where can the silicone sealants be used?

Silicone sealants can be used in a wide range of applications, including:

  • Construction
  • Plumbing
  • Automotive
  • Electrical
  • Household repairs

3. How to apply silicone sealant?

Follow this procedure to apply the sealant on any surface.

  • Prepare the area
  • Select the right type of sealant
  • Cut the tip of the sealant tube
  • Install the tube into a caulking gun to make the silicone easier to apply
  • Apply the sealant
  • Smooth out the sealant
  • Allow the sealant to cure

4. How to remove silicone sealant?

To remove the silicone sealant, follow these steps:

  • Prepare the area
  • Apply a sealant remover or a softener
  • Heat the surface if required
  • Scrape away the silicone sealant
  • Clean the area

If the silicone sealant is old and brittle, you may be able to remove it with a putty knife without using a sealant remover.

5. Where to find the best supplier of silicone sealants?

Finding the best supplier for silicone sealants is crucial to ensure you receive high-quality products. SANVO Chemicals is a reliable and reputable supplier of silicone sealants, offering a wide range of products to suit various applications.

The advantages of choosing SANVO as your silicone sealant supplier include the following:

  • Quality products
  • Diverse product range
  • High Expertise
  • Best Customer service
  • Have good Testimonials and reviews

When you are facing mold and mildew issues, you don’t have to worry as long as you have access to SANVO’s products. Here are the top two products that can save you a lot of time and resources in the upcoming season.

Silicone Sealant
Silicone Sealant

Mold-Proof Silicone Sealant TB551

SANVO’s Mold-proof Silicone Sealant TB551 is a top-of-the-line product that offers exceptional protection against mildew and mold stains, making it an ideal choice for bathrooms and kitchens. Its neutral cure formulation ensures compatibility with a wide range of materials, providing long-lasting durability in high-temperature and humidity environments.

Key features and benefits of this product include:

  • Chemistry: Neutral
  • Cure System: 1-Part Cure
  • Tack-free time: 12 minutes at 23°C and 50% R.H.
  • Sag: 0 mm
  • Extrudability: 484 ml/min
  • Tensile strength: 0.5 MPa
  • Shelf life: 12 months

Why choose TB551 silicone sealant :

  • SANVO’s patented product with a Level 0 mold-proof rating, the highest level attainable
  • Test reports validating its superior performance
SANVO Silicone Sealant
SANVO Silicone Sealant

Neutral Mold-Proof Silicone Sealant

SANVO’s Neutral Mold-proof Silicone Sealant is a highly recommended product for anyone looking to protect their home from mold and mildew. This single-component, neutral silicone sealant offers excellent caulking performance for a variety of building materials and is perfect for kitchens, bathrooms, and other moisture-rich areas.

Its key features and benefits include:

  • Mildew Proofing Class of 0, providing the highest level of mold resistance
  • 10-year mold-free product protection
  • Durable, shrink- and crack-proof sealant
  • 100% waterproof for use in damp environments
  • Strong adhesive properties, ensuring a secure bond
  • Compatibility with a broad range of materials such as glass, ceramic, aluminum, painted surfaces, glass fiber, marble, and non-oil wood
  • Neutral curing and low odor

With a 150ml content, this easy-to-use sealant does not require a glue gun; simply squeeze and apply. The product dries within 15 minutes on the surface and fully cures within 24 hours under normal conditions. It has a 12-month shelf life.


SANVO is renowned for providing a comprehensive range of products across various industries, including aerosol solutions, adhesives and sealants, and industrial coatings. Our product lineup consists of aerosols such as acrylic spray paint, industrial aerosol lube, cleaner, nitrocellulose spray paint, and alkyd enamel spray paint. We are also specialized in contact adhesive, liquid sealant, nail-free adhesive, RTV gasket maker, silicone sealant, and thread locker. Additionally, SANVO offers waterproofing and coating solutions, including exterior and interior wall paint as well as waterproofing coatings. Our company is widely recognized for its sustainable manufacturing practices, rigorous quality control, and exceptional service and cooperation.

Work With SANVO. Paint Your Future.

We’re proud to bring superior quality paint and coating products, and help facilitate your business in this competitive and promising market.


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