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SZ821 high performance structural silicone sealant

SZ821 high performance structural silicone sealant

Product characteristics:

*  SZ-821 is structural silicone sealant which is one component, neutral Curing at room temperature, high adhesion.

*  With most of the building materials do not require the end of the coating can obtain excellent sealing performance, with good extensibility, water density and other functions.

*  Cured product formed after the cold, heat, no corrosion of the elastomer, excellent weather resistance, anti-aging, UV resistant, resistant to ozone and resistance to high and low temperature performance, has a long service life.

*  It has a good compatibility with our company other silicone sealant.

Main use:

*  Glass curtain wall, stone (marble, granite) curtain wall, aluminum curtain wall and metal structural engineering structural bonding assembly seal.

*  Apply to the glass of the wrong or docking, lighting top, hollow glass two bonding seal.

*  Sealing and bonding in high rise building and industrial applications.

*  It is applicable to the design of the curtain wall and other types of construction and industrial seal with semi hidden frame or full hidden frame.

Storage period:

The storage period is 12 months in the temperature lower than 27℃and dry condition.

Meet the standards:

2 MGQ GB16776-2005


This product is transported by non - dangerous goods.

Technical index:

Droop (mm)

Standard (23 + 2℃) table dry time (Min)

Shore hardness (A)

Maximum tensile length%

Modulus (MPa)

Fixed capacity

Extended adhesive







No damage