The difference between Acetic and Neutral silicone sealant

Many users will ask how to choose acetic silicone sealant or neutral silicone sealant.

The main difference between acetic sealants and neutral silicone sealant are in their chemical properties and usage scenarios as below:

First, chemical properties:

Acid silicone sealant contains acetic acid, or acetic acid, which releases this chemical when it cures, which will generate odor and be corrosive to some materials.

Kastar acetic sealants like general purposeGP 730:

Neutral silicone sealant does not contain acidic substances and does not release harmful substances during the curing process, so it is often considered a more environmentally friendly option.

Kastar neutral silicone sealant like sanitarysealants 737:

Second, curing time and bonding strength:

Acid silicone sealant has a shorter curing time and stronger adhesion, but has a stronger smell. Due to the strong adhesion, it will be used for the aquarium, fish tank and many general purpose using.

Neutral silicone sealant takes a longer time to cure, compared with acid, and although its bonding strength is not as strong as acid, it is more commonly used in home decoration like the sanitary.

At the same time, Structural silicone sealant likeThrows 793are the neutral silicone sealant for the curtain wall using.

Third, applicable materials:

Since acid silicone sealant is corrosive to a certain extent, it is not suitable for use on metals, coated glass, copper and other metal materials, as well as some sensitive materials.

Neutral silicone sealant is suitable for most building materials, including metals, non-metals, wood, plastics and other materials, because it will not cause corrosion to these materials.

Last. market price and application:

The market price of neutral silicone sealant is usually higher than that of acid silicone sealant because it does not need to consider environmental issues and safety.

Neutral silicone sealant has a wide range of applications, including but not limited to bonding and sealing work in kitchens and bathrooms, as well as bonding mirrors and various stone materials.

The most important, the acetic sealants and Neutral sealants have their own advantages and disadvantages, which one to choose, it depends on what kind of substrates you are going to join and bonding.

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