 Silicone Sealant for Construction
Characteristics
- One part , easy to use.
- Neutral cure, non-corrosive to the surfaces to be sealed
- Superior weather aging resistance, 50 years of service life under normal weather conditions.
- Outstanding extreme temperature resistant ability, little property change under the temperature ranging from 40 0C to 200 0C
- Excellent unprimed adhesion to most building materials
- Good compatibility with other neutral sealants
Basic Uses
- Structure glazing of glass curtain walls, aluminum curtain walls, and metal structure projects; sealing glass directly to metal surface to meet the design requirement of hidden or semi-hidden curtain wall.
- Secondary seal of insulating glass
- Structural seal and glazing of transparent materials
- For a variety of other construction and industrial use
Applicable Standards
GuibaoT999 meets or even exceeds the following standards:
China GB16776 Silicone Sealant for Construction Use
Packaging
GuibaoT999 is available in 350ml plastic cartridges (net volume 300ml)
Colors
GuibaoT999 is supplied is in clear
Curing Time
On contacting air, GuibaoT999 begins to cure in a surface-to-interior sequence. Its tack free time is about 50 minutes, the final cure and optimum adhesion occurs about 21 days later.
Storage and Shelf Time
GuibaoT999 should be stored in dry and cool places at the temperature ranging from 0 and 27 , under which the shelf life is nine months from the date of manufacture as included on product packaging.
Typical Technical Properties
|
S/N
|
Property
|
Standard
|
TestingResult
|
Testing Method
|
|
1
|
Dr Droop Degree (vertical) mm
|
≤3
|
0
|
GB/T 13477
|
|
2
|
Extrudability s
|
≤10
|
1.5
|
|
3
|
Tack-free time h
|
≤3
|
0.7
|
|
5
|
Shore Hardness |
2060
|
24
|
|
6
|
Weight Loss as heated %
|
≤10
|
6.0
|
GB/T 531
|
|
7
|
Tensile Strength
Mpa
|
Standard
|
≥0.45
|
0.7
|
GB16776
|
|
90 oC
|
≥0.45
|
0.52
|
GB/T 13477
|
|
-30 oC
|
≥0.45
|
1.14
|
|
As Water Soaked
|
≥0.45
|
0.63
|
|
As Exposure to Water-ultraviolet Rays
|
≥0.45
|
0.61
|
Application Limitations
GuibaoT999 should not be applied:
- To the materials that bleeds oil, plasticizer or solvent, such as impregnated wood.
- To the places without ventilation, for GuibaoT999 requires atmospheric moisture to cure
- To frost laden or damp surfaces
- To places damp all the year round or continuously immersed in water
- When surface temperature is below 4 or over 40
Safe handling information
Completely cured GuibaoT999 is not toxic, but avoid contacting with eyes before it is cured. In case that happens, wash with plenty of water and ask doctors for treatment. Uncured Guibao T999 should be kept away from children. The product will give off alcoholic substance, so application 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, and compatibility testing are available from Guibao.
Disclaimer
Guibao believes that the information 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.
|
GuibaoT999 Structural Silicone Sealant
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