CONATHANE® EN-2550
CONATHANE® EN-2550 is a two-component, filled, flame-retardant polyurethane potting system developed by Elantas. It offers a low-stress cure that effectively protects sensitive components and provides excellent thermal shock resistance, making it suitable for a wide range of electronic encapsulation applications.
CONATHANE® EN-2550 Features
- UL RTI 120
- UL94 V-0 flame retardancy
- Low stress cure for delicate components
- Excellent thermal shock resistance
CONATHANE® EN-2550 Applications
- Potting and encapsulation of electronic components
- Suitable for circuit boards and electronic assemblies
- Ideal for modules and sensitive devices
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.
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Typical Properties of Material as Supplied
|
Property |
Conditions |
Value |
|
|
|
|
CONATHANE® EN-2550 Part A Urethane Prepolymer |
CONATHANE® EN-2550 Part B Curative |
|
Viscosity |
25°C / 77°F |
150 cP |
17,000 cP |
|
Specific Gravity |
25°C / 77°F |
1.23 |
1.52 |
|
Color |
|
Brown |
Black, Blue, or Tan |
|
Mix Ratio |
Parts by weight Parts by volume |
17 21 |
100 100 |
Typical Properties of Mixed Materials
|
Property |
Conditions |
Value |
Units |
|
Viscosity (initial) |
25°C / 77°F 40°C / 104°F |
3,000 1,200 |
cP cP |
|
Work Life |
25°C / 77°F |
55 |
minutes |
Typical Physical Properties
|
Property |
Test Method |
Conditions |
Value |
Units |
|
Color |
Visual |
25°C / 77°F |
Black, Blue or Tan |
|
|
Shore Hardness |
ASTM D2240 |
25°C / 77°F |
D 65 |
|
|
Tensile Strength |
ASTM D412 |
25°C / 77°F |
1850 |
psi |
|
Ultimate Elongation |
ASTM D412 |
25°C / 77°F |
32 |
% |
|
Tear Strength |
ASTM D624 |
25°C / 77°F |
235 |
pli |




