Basic Uses
GUIBAO 668 pavement silicone sealant is specially formulated for
Colours
GUIBAO 668 is available in black, grey and other customized colours.
Packaging
GUIBAO 668 is available in disposable cartridges (net 300ml), sausages (net 590ml) and in pails (25kg).
For more details, please download: GUIBAO 668 Pavement Silicone Sealant
These values are not intended for use in preparing specifications.
| Test Method | Property | Unit | Result |
| GB/T 13477 (ASTM D 2377) | Tack free time | min. | 60 |
| GB/T 13477 (ISO 8394) | Extrusion rate | ml/min. | 180 |
| GB/T 531 (ISO7619) | Hardness | Shore A | 30 |
| GB/T 13477 (ISO 8339) | 100% modulus | MPa | 0.4 |
| GB/T 528 (ISO 37) | Elongation at break (dumbbell type) | % | 600 |
| GB/T 13477 (ISO 11600) | Movement capability | % | +100～-50 |
*GB: Chinese National Standard
ASTM: American Society for Testing and Materials
ISO: International Standardization Organization
Complete technical information and literature.
Adhesion test
GUIBAO 668 exhibits excellent unprimed adhesion to concrete. But due to the diversity of concrete configuration and substrate surface cleaning status, we can not guarantee that GUIBAO 668 is applicable for all concrete. Adhesion testing should be conducted prior to the large scale site application.
| Thickness | Application length ( m ) of a piece of GUIBAO 668 ( 590 m l) | |||||
| 6 mm | 1 6 | 1 2 | 9. 8 | 8 | 6.5 | 4. 9 |
| 9 mm | 10.9 | 8. 2 | 6. 5 | 5.4 | 4.3 | 3. 2 |
| 12 mm | 8. 2 | 6. 1 | 4. 9 | 4 | 3.2 | 2. 4 |
| 6 | 8 | 1 0 | 1 2 | 1 5 | 2 0 | |
| glue line width ( mm ) | ||||||
Note: The actual usage may not be 100% the same as above figures because of joint design, backer rod and on-site waste.
Chengdu Guibao Science and Technology Co., Ltd. (GUIBAO), a company established since 1998, is the leader of China silicone sealant industry. It is located in the Sichuan province where the China silicon industry is congregated. GUIBAO specializes in the manufacturing of silicone sealants, specialty equipment for the production of sealant, with the expertise to create models for the industrial manufacture of silicone sealant.
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