Shanghai Junbond Building Material CO.LTD
going with you and prospering the state
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| Appearance | Uniform Paste |
| Color | Black, white, grey |
| Density | 1.35 ± 0.05 kg/l |
| Tack-free time | ~ 50 min |
| Rate of cure | ≥ 3 mm/24h |
| Shore A hardness | ~ 36 |
| Tensile strength | ≥ 2 N/mm2 |
| Elongation at break | ≥ 600% |
| Tear strength | ≥ 6 N/mm |
| Glass transition temperature | -45°C, approx. |
| Service temperature (continuous) Short - term (up to 48 hrs) | -40°C to +90°C 130°C |
| Item | Technical requirement | Test results | |
| Sealant type | Neutral | Neutral | |
| Slump | Vertical | ≤3 | 0 |
| Level | Not deformed | Not deformed | |
| Extrusion rate,g/s | ≤10 | 8 | |
| Surface dry time,h | ≤3 | 0.5 | |
| Durometer haardness (JIS Type A) | 20-60 | 44 | |
| Max tensile strength elongation rate, 100% | ≥100 | 200 | |
Stretch adhesion Mpa | Standard condition | ≥0.6 | 0.8 |
| 90ºC | ≥0.45 | 0.7 | |
| -30ºC | ≥ 0.45 | 0.9 | |
| After soaking | ≥ 0.45 | 0.75 | |
| After UV light | ≥ 0.45 | 0.65 | |
| Bond failure area,% | ≤5 | 0 | |
Heat aging | Thermal weight loss,% | ≤10 | 1.5 |
| Cracked | No | No | |
| Chalking | No | No | |
4 Realated Products
5 Customer feedback
6 Our factory
SHANGHAI JUNBOND BUILDING MATERIAL CO., LTD Located in Shanghai, China.
Our company is a large group in the production of silicone sealants;
The main products are structural silicone sealant, stone silicone sealant, weather-resistant silicone sealant, two-component silicone sealant, and other products;
The factories are located in 6 different provinces in China, relying on raw material supply bases to produce professional silicone sealants.
10 Certificate
11 Exhibition