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Y-586A/B resin is an MDI-based two-component polyurethane compound resin. It meets environmental protection requirements and is suitable for insulating and potting electronic components such as those used in washing machines, dishwashers, and coils.
Property | Unit | Y-586A | Y-586B |
Appearance | -- | Light brown liquid | Yellow/gray liquid |
Viscosity (25°C) | mPa·s | 300±100 | 450±150 |
Specific Gravity | -- | 1.19 | 0.96 |
Mix Ratio | -- | 70±3/100 (by weight) | |
Mixed | mPa·s | 300±100 | |
Pot Life | min | 25±10 (until 10000 mPa·s) | |
Curing Condition | °C/h | 60°C/1–2 h or RT/1–3 days | |
Properties of the Cured Material
Property | Unit | Typical Value |
Hardness (Shore A, 25°C) | -- | 30±10 |
Water Absorption | % | 0.09 |
Elongation | % | 140 |
Tensile Strength | MPa | Above 0.7 |
Tear Strength | N/mm | Above 2.40 |
Adhesive Strength | MPa | Above 0.59 |
Volume Resistivity | Ω·cm | 1 × 10¹⁰ |
Dielectric Constant | -- | At most 6 |
Dielectric Dissipation Factor | % | At most 11 |
Flame Retardancy | UL 94 | V-0 |
Glow-Wire Test | 850°C | No ignition |
Boiling Water Resistance | 100°C boiling water | 200 h |
85°C/85% RH Test Life | 85°C and 85% RH | 750 h |
Permissible Operating Temperature Range | °C | -40 to 105 |
