Product Details
BAI YUN® SS721 Acetic Structural Sealant Big Glass Structural
Glazing Silicone Sealant in Translucent
BAI YUN® SS721 Big Glass Silicone Glazing Sealant
Features:
- Good extrusion and thixotropy between 4℃~+40℃. Easy to use;
- Acetoxy cure, fast curing, Translucent
- Excellent adhesion to glass and ceramics
- Excellent resistance to weather, , UV, ozone, water;
- Remains flexible over a temperature range of -58°F(-50°C) to
302°F(150°C)
Composition
- One-part, acetoxy-cure
- RTV silicone sealant
Applications
- Glazing
- Sealing in glass joints
- glazing in glass curtain wall
- glazing in big glass and glass roof structural engineering
Typical properties
Property | Result | Test method |
As Supplied |
Working Time | 10-20 minutes | |
Tack free time(23°C/73°F, 50% RH) | 30-60minutes | ASTM C679 |
Curing Time | 7-14 days | |
Full Adhesion | 14-21days | |
Flow, Sag or Slump | <0.1mm | ASTM C639 |
VOC Content | <40g/L | |
As Cured-After 21days at 23°C/(73°F), and 50% RH |
Durometer Hardness, Shore A | 20-60 | ASTM C661 |
Ultimate Tensile Strength | 0.68MPa | ASTM C1135 |
Ultimate Elongation | 100% | ASTM C 1135 |
Tear Strength ,Die B | 5800N/m | ASTM D624 |
Peel Strength | 36ppi | ASTM C794 |
Specifications: Typical property data values should not be used as
specifications. Assistance with specifications are available by
contacting Guangzhou Baiyun Chemical Industry CO., LTD. |
Specifications
·ASTM C1184, Type S, Use G
Colors
Available in translucent.
Package
300 mL cartridge
Storage and shelf life
12 months from the date of manufacture when stored at or below 27ºC
(80ºF) in the original unopened containers.
Product Limitations
This product should not be used, applied or is not recommended:
- For SSG system.
- For all kinds of material that can effuse grease, plasticizer or
solvent;
- For the airproof location, because it is required to absorb water
in air to cure for the sealant;
- For the frosty or moist surface;
- For the continually soggy or moist place;
- For metal and coated glass;
- For the alkaline materials like marble, granite etc;
- The product if the temperature is below 4℃ or above 40℃ on the
surface of the materials.
Handling and Safety
Product safety information required for safe use is not included in
this document. before handling, read product and material safety
data sheets and container labels for safe use, physical and health
hazard information. The material safety data sheet is available
from Baiyun sales application engineer, or distributor, or by
calling Baiyun customer service.
How to use
Complete design and installation guidelines are contained in the
BAIYUN Technical Manual when using this product.
Health and environment information
For information and advice regarding transportation, handling,
storage and disposal of chemical products, users should refer to
the actual Material Safety Data Sheets containing physical,
ecological toxicological and other safety-related data.
Company Profile

Humanity's desire for a better life has never changed. Wonderful
life will become more and more vivid due to professionalism and
foresight. With a pure heart and long-lasting faith, Baiyun
Technology, founded in 1985, adheres to the heart of a craftsman
and is committed to providing sealing and bonding system solutions
for building curtain walls, insulating glass, doors and windows
,civil buildings, prefabricated buildings, home decoration and
lighting, electrical appliances, home furnishings, energy,
transportation, electronics and other industrial fields, leading
the industry in safety, health, green sustainable development.
Baiyun is your perfect choice.
Baiyun Technology promises: "Better future, excellent life".
Baiyun is the one of the first production and sales enterprises for
silicone structural sealant which was approved by the State
Economic and Trade Commission. Our company was the only one of the
industry which was rated as “demonstration base for the
industrialization of the new technology of building sealant” by the
Ministry of Construction, and Baiyun has been rated as the
“International Cooperation Base” as awarded by the Ministry of
Science and Technology of the State, and the “one of the first
prefabricated building industrial bases of the State” as awarded by
the Ministry of Housing and Urban-Rural Development. Moreover,
Baiyun is the key high-tech enterprise of the national torch
program and is the enterprise with Chinese famous trademark as
approved by the Trademark Office under the State Administration of
Industry and Commerce.
Our company has established China’s first automatic continuous
production line which boasts the world’s advanced level and
proprietary intellectual property right. We also have over 430
patents (The patent for invention accounts for over 60%) and the
first CNAS laboratory of the industry whose testing ability covers
five standards. Baiyun has involved in the drafting and revision of
220 international and industrial standards and in the revision of
six international standards. Baiyun has also established a
provincial technical center, an engineering technological research
and development center, a post-doctoral research center, and an
enterprise workstation for expert academician. Baiyun works in a
professional, devoted and concentrated way and strives to play a
leading role in the chemical new materials realm and to allow users
to have wonderful experience for using our product.
Confident and passionate Baiyun staff who are full of
self-improvement and sunshine adhere to the core values of “sense
of responsibilities, create value and share fruit” and learn their
responsibilities by heart whist never forgetting their original
intention. All our staff shall work hard to realize the corporate
vision of “leading sealant brand of the world” and to become your
most loyal alliance of responsibility.
Baiyun promises to work with you to beautify the city and march
toward a brilliant future and an outstanding life.