DESCRIPTION

STS580Weatherproof Silicone Sealant is a one-component, medium modulus neutral cure sealant & adhesive for use in weatherproofing, glazing and on a wide variety of building materials in new and retrofit applications.

CHARACTERISTICS

100% silicone, no sag;

RTV-1. Good extrusion and thixotropyduring the temperature of 4℃~+40℃. Easy to use;

Neutral curing, non-corrosive to metal, coated glass etc.;

Excellent weatherability and high resistance to ultraviolet radiation, heat and humidity, ozone and temperature extremes;

Remains flexible over a temperature range of -58°F (-50°C) to 302°F (150°C)

Excellent adhesion to most substrates including coated, enameled and reflective glass, anodized and polyester coated or painted aluminum profiles.

Can adhere to most building materials without primer

Good compatibility with other neutral silicone sealants;

Movement capability up to ±50%

APPLICATIONS

Weather sealing in glass curtain wall joints;

Weatherproof sealing in metal, enamel curtain wall joints;

Sealing in expansion joints for concrete, plastic and metal etc.;

Sealing in roof joints and ACP curtain wall joint;

Many other uses.

TYPICAL PROPERTIES

Property	Result	Test method
Color	Black, gray, white
Tack free time (23°C/73°F, 50% RH)	30 minutes
Full adhesion (at 23°C(73°F) and 50% RH)	7-14 D
Flow, Sag or Slump	0.1 inch MAX	GB/T13477.6-2002
Tooling Time (23°C/73°F, 50% RH)	10-15minutes	GB/T13477.5-2002
As cured
Durometer Hardness, Shore A	36
Ultimate Tensile Strength	0.90MPa	GB/T13477.8-2002
Joint Movement Capability	±50%