BAIYUN SS521 Silicone Structural Sealant

FEATURES

• Structural and weather seal capability
• No unpleasant odor during curing
• Non-corrosive curing system
• Excellent weatherability and high resistance to ultraviolet radiation, heat and humidity, ozone and temperature extremes
• 12-month shelf life, no lot matching of components
• Easy tooling, low VOC formula
• Excellent stability through wide temperature range:-58℉(-50℃) to 302℉(150℃)(fully cured)

COMPOSITION

• One-part, neutral-cure
• RTV silicone sealant

APPLICATIONS

• Siliconestructural glazing in curtain wall
• Structural attachment of many panel systems
• Protective glazing applications
• Panelstiffener applications

TYPICAL PROPERTIES

SPECIFICATIONS

• ASTM C1184, Type S, Use G and O
• GB 16776

COLORS

Black, gray and white (standard colors)

Other wide variety of colors (customized)

PACKAGING

300 mL cartridge and 590 mL sausage

USABLE LIFE AND STORAGE

12 months from the date of manufacture when stored at or below 27ºC (80ºF) in the original unopened containers.

LIMITATIONS

This product should not be used, applied or is not recommended:

• In structural glazing applications unless Guangzhou Baiyun Technology CO.,LTD. has reviewed shop drawings for applicability andhas performed adhesion and compatibility tests on project substrates, spacer materials and all accompanying accessories. Review and testing is done on a project-by-project basis. No blanket approval is given by Guangzhou Baiyun Technology CO.,LTD. for structural glazing applications. Structural glazing industry guidelines (ASTM C1401) suggest that drawings and details are to be reviewed by all parties involved in the manufacture of an SSG system and for each building project.
• To building materials that bleedoils, plasticizers or solvents – materials such as impregnated wood, oil-based caulks, green or partially vulcanized rubber gaskets or tapes
• In totally confined spaces as thesealant requires atmospheric moisture for cure
• When surface temperatures below 10ºC (50ºF)or exceed 40ºC (104ºF)
• Where painting of the sealant isrequired, as the paint film may crack and peel
• In below-grade applications
• For use as an interior penetrationfire stop sealing system
• In horizontal floor joints whereabrasion and physical abuse are likely to be encountered
• To frost-laden or damp surfaces
• For structural adhesion on bare metals or surfaces subject tocorrosion (i.e., mill aluminum, bare steel, etc.)
• For contact with strong acids or bases
• To surfaces in contact with food
• For continuous immersion in water
• This product is neither tested norrepresented as suitable for medical or pharmaceutical uses

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.

Technical Information：

BY3-B018.302(A4) Instruction SS628 EN	[ Download ]
BY3-B018-305(A2) Description SS818 EN	[ Download ]

Test Report：

BY3-B018.302(A4) Instruction SS628 EN	[ Download ]
BY3-B018-305(A2) Description SS818 EN	[ Download ]

MSDS：

BY3-B018.302(A4) Instruction SS628 EN	[ Download ]
BY3-B018-305(A2) Description SS818 EN	[ Download ]

VOC：

BY3-B018.302(A4) Instruction SS628 EN	[ Download ]
BY3-B018-305(A2) Description SS818 EN	[ Download ]