 Silicone Sealant for Construction
Characteristics
- Neutral cure, non-corrosive to metal, coated glass, concrete and marbles.
- Outstanding weatherability, 50-year long service life under normal weather conditions.
- Excellent performance to resist against extreme temperatures, little property change over the temperature range from 40 to +200
- Excellent unprimed adhesion to most building materials.
- Good compatibility with other neutral silicone sealants.
Basic Uses
- Guibao 999 is designed for the following applications:
- Structural glazing and seal of glass curtain walls, aluminum curtain walls, and metal structures; Sealing glass directly to metal surfaces to constitute an individual component to meet the design requirement of hidden or semi-hidden frame curtain walls.
- A variety of other construction and industrial uses
Applicable StandardsGuibao 999 One-Part Silicone Structural Sealant meets or even exceeds the following standards.
- China GB16776-1997 Silicone Structural Sealant for Construction
- U.S.A ASTMC1184-00 Silicone Structural Sealant
Colors
Guibao999 is available in black, gray, white and other custom-made colors
PackagingGuibao 999 is supplied in 350ml plastic cartridges (net 300ml), 600ml foil sausages (net 592ml).
Storage and Shelf LifeGuibao 999 should be stored in dry and cool places over the temperature range from 0 to 27, under which the shelf life is nine months from the date of manufacture as indicated on product
Curing Time
As exposed to air, Guibao 999 begins to cure in a surface-to-interior sequence. Its tack free time is about 60 minutes, and the final cure and optimum adhesion occurs 21 days later.
Typical Technical Properties
|
S/N
|
Property
|
Standard
|
Tested Value
|
Testing Method
|
|
1
|
Dr Droop Degree (vertical) mm
|
≤3
|
0
|
GB/T 13477
|
|
2
|
Extrudability s
|
≤10
|
2.1
|
|
3
|
Tack-free time h
|
≤3
|
0.9
|
|
4
|
Working Time 20 min. s
|
≤10
|
|
|
5
|
Shore Hardness |
3060
|
48
|
|
6
|
Weight Loss On Heating %
|
≤10
|
2.3
|
GB/T 531
|
|
7
|
Tensile Strength
Mpa
|
Standard
|
≥0.45
|
0.94
|
GB16776-1997
|
|
90 oC
|
≥0.45
|
0.82
|
GB/T 13477
|
|
-30 oC
|
≥0.45
|
1.02
|
|
As Water Soaked
|
≥0.45
|
0.94
|
|
As exposed to water-ultraviolet ray
|
≥0.45
|
1.03
|
Application LimitationsGuibao 999 should not be applied:
- To the materials that bleed oil , plasticizer or solvent, such as impregnated wood.
- To confined places ,as Guibao 999 requires atmospheric moisture to cure.
- To frost laden or damp surfaces .
- To places damp all the year round or in continuous immersion in water.
- Application is not recommended when surface temperature is below 4 or over 40,
Safe Handling Information Completely cured Guibao 999 is not toxic, but avoid contacting eyes before cure. If that happens, rinse with a lot of water and seek medical treatment. Uncured Guibao 999 should be kept out of the reach of children. The product will give off alcoholic substance, so construction areas and curing areas should be kept ventilated to avoid the unfavorable effect on human health caused by the over-concentration of alcoholic substance.
Technical Services Complete technical information and literature, adhesion testing, compatibility testing and stain testing are available from Guibao.
Disclaimer The information contained and offered herein is an accurate description of the typical characteristics and/or uses of the product or products. It is customers responsibility to thoroughly study and test the product in the specific application to determine its performance, efficacy and safety.
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Guibao 999 Silicone Structural Sealant
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