Product Introduction
MICARES® X1087BK / P978 is a two-component polyurethane casting resin system designed for electrical and electronics potting applications. With its self-extinguishing, UL 94 V-0 certification and excellent dielectric properties, it ensures long-term thermal and mechanical protection for sensitive electronic components.
Features of MICARES® X1087BK / P978:
- Two-component polyurethane system (100:20 mix ratio).
- Self-extinguishing and UL 94 V-0 certified for fire safety.
- RTI (Relative Thermal Index) of 130°C for thermal resistance.
- Excellent adhesion to both metallic and non-metallic surfaces.
- Solvent-free formulation, curing from cold to thermal conditions.
- Low dielectric loss with strong resistance to tracking.
Applications of MICARES® X1087BK / P978:
- Electrical insulation and potting for electronics.
- Encapsulation of electrical components requiring flame retardancy.
- Ideal for devices exposed to varying thermal conditions.
About Prostech
Prostech Philippines is a one-stop solution provider for specialty materials and equipment across electronics manufacturing, from PCBA to final assembly. Our core material and equipment solutions include:
- PCB Assembly Materials
- Cleaning & Degreaser
- Circuit Board Protection
- Thermal Management Solutions
- EMI Shielding
- General Assembly Adhesives
- Elastomeric Materials
- Process Equipment: Potting & Coating Systems, UV/ Heat Curing, Plasma Treatment, Tape placement automation, and cleaning machines
Technical Added Value to customer
Prostech offers customized material and process equipment solutions with engineering support throughout R&D, production process optimization, and performance validation. Our in-house lab located in Alabang, Muntinlupa is equipped to conduct electronics material testing, application simulation, and adhesive validation, helping customers reduce the need for onsite trials and accelerate implementation.
International Supply Chain Advantage
Regional warehouse hubs across Vietnam, Singapore, Malaysia, and the Philippines ensure cross-border reliable supply. In Philippines PEZA-bonded warehouse located at Lima Industrial Park, Batangas enables Prostech to provide responsive, demand-based delivery and significantly shortens standard lead time for Philippines customers.
Need help selecting the right product or solution?
Typical Properties
Properties of Micares® X1087 BK Resin (as supplied)
| Property | Conditions | Value | Units |
|---|---|---|---|
| Viscosity Brookfield | 25 °C | 3000 – 6000 | mPa.s |
| Density | 25 °C | 1.40 – 1.45 | g/ml |
| Colour | Black |
Properties of Hardener P978 (as supplied)
| Property | Conditions | Value | Units |
|---|---|---|---|
| Viscosity Brookfield | 25 °C | 150 – 250 | mPa.s |
| Density | 25 °C | 1.20 – 1.24 | g/ml |
| Colour | Brown |
Properties after Mixed (RESIN:HARDENER = 100:20)
| Property | Conditions | Value | Units |
|---|---|---|---|
| Viscosity Brookfield | 25 °C | 1800 – 2800 | mPa.s |
| Pot life | 25 °C | 15 – 25 | min |
| Gel time | 25 °C | 45 – 60 | min |
| Demoulding time | 25 °C | 7 – 9 | h |
Properties in Cure Condition (24h RT + 15h 60°C)
| Property | Conditions | Test Method | Value | Units |
|---|---|---|---|---|
| Density | 25 °C | ASTM D792 | 1.37 – 1.41 | g/ml |
| Hardness (Shore A / D) | 25 °C | ASTM D2240 | 85 – 90 / 40 – 50 | Shore A/D |
| Glass Transition (Tg) | ASTM D3418 | -5 to +10 | °C | |
| Water Absorption (240h) | RT | 0.2 – 0.3 | % | |
| Water Absorption (2h) | 100 °C | ASTM D570 | 0.8 – 1.0 | % |
| Linear Thermal Expansion (Tg -10°C) | ASTM E831 | 70 – 80 | 10⁻⁶ / °C | |
| Linear Thermal Expansion (Tg +10°C) | ASTM E831 | 160 – 180 | 10⁻⁶ / °C | |
| Thermal Shock | 10 Cycles | Olyphant | -40 – +170 | °C |
| Flammability | UL 94 | V0 (13 mm) | - | |
| Max Recommended Operating Temperature | UL746B (RTI) | 130 | °C | |
| Thermal Conductivity | 25 °C | ASTM C518 | 0.50 – 0.60 | W/(m·K) |
| Dielectrical Constant | 25 °C | ASTM D150 | 4.5 – 5.0 | - |
| Loss Factor | 25 °C | ASTM D150 | 100 – 130×10⁻³ | - |
| Volume Resistivity | 25 °C | ASTM D257 | 3.0×10¹⁴ – 5.0×10¹⁴ | Ω·cm |
| Dielectrical Strength | 25 °C | ASTM D149 | 21 – 24 | kV/mm |
| Tensile Strength | ASTM D638 | 4 – 6 | MN/m² | |
| Elongation at Break | ASTM D638 | 50 – 60 | % |
