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Chengdu Guibao Science & Technology Co., Ltd.,
Chengdu Guibao Science & Technology Co., Ltd.,
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Silicone Insulating Glass Sealant for secondary sealing

Silicone Insulating Glass Sealant for secondary sealing

Brand Name : GUIBAO
Model Number : 882
Certification : ISO
Place of Origin : CHINA
MOQ : 10 kits
Price : Negotiable
Payment Terms : T/T
Supply Ability : 100 kits/4 working days
Delivery Time : 4 working days
Packaging Details : part A in 200L drums (net 180L), part B in 20L pails (net 18L).
Features : Two component
Shelf life : 12 Months
Application : Secondary sealant for insulating glass units
Packing : part A in 200L drums (net 180L), part B in 20L pails (net 18L)
Inner diameter : Part A: 567mm/570mm PartB:285mm
Color : Component A (base) of GB 882 is available in white, component B (curing agent) in black, black color after mixing.
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Silicone Insulating Glass Sealant for window and door IG


Two part silicone sealant is suited for the secondary seal in insulating glass units


TYPICAL PROPERTIES


These values are not intended for use in preparing specifications.

Test MethodPropertyUnitStandardResult
GB/T 13477 (ISO 7390)Slumpmm≤30
GB/T 13477 (ISO 9048)

Extrudability

(after 20 min.)

s≤101.4
GB/T 13477(ASTM D 2377)Tack free timeh≤31.0

GB/T 531.1 (ISO 7619 )

53113477

HardnessShore A30~6047
GB/T 13477 (ISO 8339)Tensile strength

MPa


≥0.60.8
GB 16776Adhesion failure%≤100
GB 16776 (ASTM C 792)Heat aging
weight loss%≤64.5
chalkingNilNil
crackingNilNil

*GB: Chinese National Standard

ASTM: American Society for Testing and Materials

ISO: International Standardization Organization


FEATURES


Two part, neutral fast curing rate, suitable for factory application.

High level of tensile strength and mechanical properties.

Excellent adhesion to a wide range of substrates including coated glass, low -E glass, tempered glass, laminated glass, aluminum and steel spacers etc.

Excellent weatherability and high resistance to ultra-violet radiation ,heat and humidity, and ozone.

Excellent resistance to temperature extremes, unaffected performance from –50 ℃ to +150 ℃.

Good compatibility with other neutral silicone sealants.


COLOURS


Part A (base) of GB 882 is available in white, part B (curing agent) in black, black color after mixing.


BASIC USES


GB 882 Silicone Insulating Glass Sealant is specially designed for use as secondary sealant for insulating glass units.

PACKAGING


GB 882 is available in kit: part A in 200L drums (net 180L), part B in 20L pails (net 18L).


SPECIFICATIONS


GB 882 is designed to meet or even exceed the requirements of:

Chinese national specification.

GB/T 29755-2013.


STORAGE AND SHELF LIFE


GB 882 should be stored in original unopened containers. It has a shelf life of 12 months from the date of manufacture.


LIMITATIONS


GB 882 should not be applied:

For structural glazing.

To the materials that bleed oils , plasticizers or solvents, such as impregnated wood, oil-based caulks.

To frost laden or damp surfaces.

For continuous water immersion.

When surface temperature below 4℃ or over 50℃.


HOW TO USE


Surface Preparation

Clean all joints removing all foreign matter and contaminants such as oil, grease, dust, water, frost, old sealants, surface dirt, or glazing compounds and protective coatings.


Mixing and Dispensing

To obtain the optimal performance of GB 882, it is recommended that base and curing agent thoroughly mixed using a two-part silicone dispensing machine.

GB 882 should be mixed at a ratio of 9:1~11:1 base to curing agent by volume, or 11:1~13:1 base to curing agent by weight for optimal performance.

Lot matching of GB 882 base to curing agent is not required. Before use, it is recommended that curing agent be stirred to ensure the homogeneity of all components.

GB 882 part B curing agent will react with atmospheric moisture, therefore should not be exposed to air for prolonged periods of time.


SAFETY INFORMATION


GB 882 is a chemical product, not edible, no implantation into body and should be kept away from children.

Cured silicone rubber can be handled without any risk to health.

Should uncured silicone sealant contact with eyes, rinse thoroughly with water and seek medical treatment if irritation persists.

Avoid prolonged exposure of skin to uncured silicone sealant.

Good ventilation is necessary for work and cure places.


TECHNICAL SERVICES


Complete technical information and literature, adhesion testing and compatibility testing are available from Guibao.


DISCLAIMER


The information presented herein is offered in good faith and is believed to be accurate. However, because conditions and methods of using our products are beyond our control, this information should not be used in substitution for customer’s tests to ensure that our products are safe, effective, and fully satisfactory for specific applications.



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