NEWS:
GNS AND DUPONT, THE GLOBAL CHEMICAL GIANT SIGNED THE STRATEGY COOPERATION IN SHANGHAI ON NOV 5TH, 2020. THE STRATEGIC PARTNERSHIP BETWEEN GNS AND DUPONT MAY RESULT IN A BETTER FUTURE AND MAXIMIZE BOTH PARTIES' VALUE ON OCF MARKET. THROUGH THE OPPORTUNITIES, WE DO WISH OUR PARTNERS CAN GROW UP TOGEHTER, AND SHARE THE FRUIT OF SUCCESS. LET US MAKE IT BIG!!
GNS N76 300ML Neutral Weatherproof Curtain Wall Silicone Sealant
Product Description
GNS N76 STRUCTURAL SILICONE SEALANT is a one part neutral curing silicone sealant designed specifically for structural bonding applications for glass and metal in factory or field situations. It has excellent weatherability and high resistance to ultraviolet radiation, heat and humidity, ozone and temperature extremes.
FEATURES
- One part, can be easily used and extruded with common caulking guns.
- Neutral cure, suitable for use on most construction materials.
- Excellent mechanical properties.
- Outstanding weatherproofing ability, resisting to ultraviolet ray (UV), ozone, snow or temperature extremes.
- Neutral cure, non-acidic, will not corrode metal or other corrosion-sensitive material.
TYPICAL USE
- For structural bonding and protective glazing applications.
- Facades & Claddings, EIFS, curtain walls and building construction applications.
- Surface like glass, aluminium, ceramics, steel, tiles, concrete, precast panel and other common building materials.
PACKAGING
Available in:
Standard Size:
300ml recyclable plastic cartridge, 24ctgs/ctn
590ml aluminum sausage, 20ssgs/ctn
Special Size:
Contact us for special size.
COLORS
Available for four standard colors: Black.
Contact us for special colors.
STORAGE AND SHELF LIFE
12 months from manufacture date when store in cool dry locations below 25ºC, keep away from heat source and direct sunlight during storage.
PERFORMANCE DATA
| Test Parameter |
Unit |
Result |
| As Supplied Tested at 23ºC and 50% RH |
| Specific Gravity |
g/ml |
1.37±0.02 |
| Flow (sag or slump) |
mm |
0 |
Extrusion Rate
Skin Time |
ml/minute
minute |
135
≤60 |
| Tack-free Time |
hour |
≤5 |
| Curing time (5mm) |
hour |
≤12 |
| As Cured-after 21 days at 23ºC and 50% RH |
| Durometer Hardness, Shore A |
Points |
44 |
| Movement Capability |
% |
±25 |
| Tensile/Modulus at 50% Elongation |
Mpa |
0.59 |
| Tensile/Modulus at 100% Elongation |
Mpa |
0.84 |
Ultimate Tensile Strength
Ultimate Elongation at Break |
Mpa
% |
1.02
355 |
APPLICATION
Cut seal on top of cartridge. Screw on nozzle and cut the nozzle at 45°angle to the desired shape and size. For better appearance, cover outside of joint areas with masking tapes before application. Tool immediately after sealant application and remove masking tape before sealant skins
SURFACE PREPARATION
Clean all grease, dirty, water, clunky sealant from surface, accessories and protective coatings and any pollutant left inside joints and sunken parts. For best results wipe all surfaces with GNS cleaner, methylated spirits, use a lint free cloth, then wipe again with a dry lint free cloth. Detergent or soap water treatments are not recommended.
COMPATIBILITY TESTING
Incompatibility of glazing materials can lead to sealant discoloration and/ or loss of adhesion. To help protect against these problems and to ensure compatibility, GNS will also test and provide information on the compatibility of accessory materials (gaskets, spacers, etc.) and other GNS silicone sealants.
Caution
Uncured silicone can irritate eyes and skin. If contact is made with eyes, flush with water for 15 minutes and seek medical advice. Use in well ventilated area and keep out of reach for children.
LIMITATIONS
- Do not use when substrate temperature is above 50ºC or surfaces that are plasticizers, oily, greasy, dusty or dirty.
- Do not use for painted surfaces, otherwise may cause seal failure as the paint cracking or paint stripping.
- Do not use for confined space or surfaces that require post finishes or paintings.
- Do not clean or treat the sealant with materials, solvents or cleaning agents that may affect or discolor the sealant, particularly during sealant cure.
- Not for fireproofing seal system.
- Not for frost-laden or wet surfaces.
- Not for continuous immersion in water.
- Not intended for food-contact applications.
HEALTH AND ENVIRONMENTAL INFORMATION
To support Customers in their product safety needs, GNS has an extensive Product Stewardship organization and a team of Product Safety and Regulatory Compliance (PS&RC) specialists available in each area. For further information, please see our website or consult your local GNS representative.
Company Profile
GNS is a group of companies in China, which commits to provide best solutions for sealing ,boding ,caulking and insulation by manufacturing spray polyurethane foam , silicone sealant , acrylic sealant, polyurethane adhesive, construction adhesive and so on .GNS is the NO.1 PU Foam manufacturer in China .
Gunuo (Tianjin) Industrial Co., Ltd mainly produce Polyurethane Foam in Tianjin, the factory covers 200, 000 square meters with 32 advanced fully automatic production lines. The annual capacity has achieved 200 millions cans in 2020, with more than 55% market share in China. And Silicone Sealant production capability is 40000 tons in 2020 .
GNS is a well-know brand in China. GNS products have been sold to 78 countries and the areas in the world which cover Latin America , Europe, Asia, Africa and Australia .And we are the reliable partner for some multi-national companies .
With premium product quality and 20 years of efforts, GNS becomes the market leader in PU Foam and Silicone Sealant industry .From raw material to the finished product, strict QC and QA are always on field to guarantee the reliability of the products. GNS products meet American Standard, European Standard, China Standard and many other International Standards.
GNS wish to get into a mutual benefit business with more and more trustable customers who are dealing with PU Foam and silicone sealant around the world and create a win-win situation.
GNS Introduction :
1. GNS has 19 years production experience, 32 advanced full automatic PU production lines. The only one factory that imports PAMASOL production lines from Switzerland.
2. GNS is the No.1 manufacturer in Asia, the No.3 in the world, and awarded as the Demonstration Enterprise by government.
3. GNS got 55% domestic market share and sold out to 77 countries and regions.
4. Participate in many foreign exhibitions every year, such as Dubai, Brazil, Ukraine, Chile and so on.
5. GNS products good&stable quality with competitive price, timely delivery and provide free professional OEM design and customers orders production line video.
6. Pursue long-term cooperation, so we can provide more and better support to our customers.
Certifications
FAQ
1.Are you manufacturer?
Yes. Our company-GNS is the biggest PU Foam and Silicone Sealant manufacturer in Asia .
PU Foam factory in Tianjin ,near Beijing , Silicone Sealant factory in Foshan , Guangdong province China .GNS with 19 years experience in this industry, we have served clients from more than 77 countries. GNS is well- known for its quality and our team win clients' trust by honesty and down to earth business style.
2.How long can I get a quote
The quotation can be provided not longer than 24 hours on condition that we know all detailed requirements.
3.Do you accept Private Label!?
Yes. We can do OEM for customers.
4.Can I get a sample before order?
Of course. Generally, we provide 1-3 pieces free samples .
5.How long you will finish my order?
It is depend on your order quantity. Generally, the 40HQ container delivery time about 3weeks .
6.How can you guarantee the quality?
A: We have rigorous quality test system, from raw materials to finished products, the materials must be checked and signed by QC colleagues.
7.How to find the suitable sealants?
Please let me know your application purpose, substrate, application method and all your requirements.
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