BZ-4118
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Product Introduction:
? Two-component polyurethane, convenient process operation, moderate fluidity, easy perfusion, good operability;
? The product meets the environmental protection requirements of RoHS/Reach;
? Excellent weather resistance and waterproof performance, mainly used in LED lamps, sensors, smart water meters and other products that need to be used for outdoor protection.
Basic parameters of the product (non-absolute value, for reference only):
| Indicators | Curing agent 4118 A | Resin agent 4118B |
| Appearance | Transparent | Diffuse Color |
| Viscosity (CPS) | 100±50 | 4500±1500 |
| Mixed viscosity (CPS) | 1100±300 | |
| Density(g/cm3 .25℃) | 1.15±0.05 | 1.50±0.05 |
| Usage ratio (weight ratio) | A:B=1:1 | |
| Operable time 100g (min. 25 ℃) | 25±5 | |
| Curing conditions | Room temperature curing or heating curing | |
| Gel time (min.25 ℃) | 120 | |
| Color (After curing) | Diffuse Color | |
| Hardness (ShoreA/D) | 85±5A | |
| Curing time （23~25℃） | 4-6H | |
| Curing time (Heating) | 80 ℃ for 30minutes | |
| Temperature resistance (℃) | -40℃~85℃ | |
| Water absorption (24H) | ≤0.1% | |
| Anti-UV Grade（GB/T14522-2008） | / | |
| Volume resistivity (?.cm) | 1.25×1014 | |
| Dielectric constant (1K Hz) | 4.41 | |
| Tensile strength (MPa) | ≥3 | |
| Ultimate elongation（%） | ≥40% | |
| Average coefficient of linear expansion | 149×10-6K-1 | |
The online data is for reference only, please contact us to get the latest version, and the official TDS data shall prevail.
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