One Part Acetoxy Cure Silicone Sealant For General Purpose Applications
One part acetoxy cure silicone sealants for general purpose applications.
One part acetoxy cure silicone sealants for general purpose applications.
FEATURES
One part, acetoxy cure, easy to use.
Fast cure rate.
Cures to be durable flexible silicone sealant once exposed to atmospheric moisture.
Excellent water resistance.
No shrinkage during cure.
Excellent adhesion to glass, ceramics, etc.
Low modulus, excellent extension/compression recovery.
COLOURS
GB 553 is available in clear, black and white.
PACKAGING
GB 553 is available in net 300ml/280ml plastic cartridges, 24 pieces to a carton.
SPECIFICATIONS
GB 553 is designed to meet or even exceed the requirements of Chinese Corporate Specification Q/71304249-7.020-2017.
BASIC USES
GB 553 GP silicone sealant is designed for:
Window and door glass glazing.
Joint seal for interior/exterior decoration glass.
Joint seal for glass, ceramics, aluminium alloy, plastics, wood, paper, etc.
TYPICAL PROPERTIES
These values are not intended for use in preparing specifications
| Test Method | Property | Unit | Result |
| GB/T 13477 (ISO 7390) | Slump | mm | 0 |
| GB/T 13477 (ISO 8394) | Extrusion rate | ml/min. | 460 |
| GB/T 13477 (ASTM D 2377) | Tack free time | h | 0.3 |
| GB/T 13477 (ISO 8339) | Tensile modulus | MPa (23℃) | 0.27 |
| GB/T 13477 | Adhesion at 60% elongation | No failure |
*GB: Chinese National Standard.
ASTM: American Society for Testing and Materials.
ISO: International Standardization Organization.
LIMITATIONS
GB553 should not be applied:
As structural glazing sealant.
For coated glass glazing.
To the materials that bleed oils , plasticizers or solvents or uncured resin.
To the joints with large movement.
To asphalt or stone surfaces.
To underground joints.
When surface temperature below 4℃ or over 50℃.
SHELF LIFE
It has a shelf life of 12 months from the date of manufacture.
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.
Application Method
Apply GB553 in a continuous operation using dispensing guns. Before a skin forms, tool the sealant with light pressure to spread the sealant against the joint surfaces.
SAFETY INFORMATION
GB 553 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.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.