SpeedMask® 9-20479-B-REV-A
Dymax SpeedMask® 9-20479-B-REV-A is a fast-curing blue maskant for PCB protection, designed for light curing and easy removal. It leaves no residue, ensuring safe masking for electronic components, and complies with RoHS directives.
SpeedMask® 9-20479-B-REV-A Features:
- UV/Visible light cure
- Thixotropic formulation for easy dispensing
- Compatible with gold and copper contacts
SpeedMask® 9-20479-B-REV-A Applications:
- Conformal coating masking
- Wave solder or reflow process protection
- Parylene coating masking
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?
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UNCURED PROPERTIES * |
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Property |
Value |
Test Method |
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Solvent Content |
No Nonreactive Solvents |
N/A |
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Chemical Class |
Acrylated Urethane |
N/A |
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Appearance |
Blue Translucent Gel |
N/A |
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Soluble in |
Organic Solvents |
N/A |
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Density, g/ml |
1.13 g/ml |
ASTM D1875 |
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Viscosity, cP |
115,000 (nominal) |
DSTM 502‡ |
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Shelf Life at Recommended Conditions from Date of Manufacture |
9 months |
N/A |
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CURED MECHANICAL PROPERTIES * |
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Property |
Value |
Test Method |
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Durometer Hardness |
A75 |
ASTM D2240 |
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Tensile at Break, MPa [psi] |
3.37 [490] |
ASTM D638 |
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Elongation at Break, % |
140 |
ASTM D638 |
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Modulus of Elasticity, MPa [psi] |
4.13 [600] |
ASTM D638 |
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Glass Transition Tg, °C |
18 |
ASTM D5418 |
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Surface Insulation Resistance (SIR) Testing |
Pass |
IPC-TM-650 Method 2.6.7 |
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OTHER CURED PROPERTIES * |
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Property |
Value |
Test Method |
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Boiling Water Absorption, % (2 hr) |
6 |
ASTM D570 |
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Water Absorption, % (25°C, 24 hr) |
6 |
ASTM D570 |
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Linear Shrinkage, % |
1.6 |
ASTM D2566 |
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CURING EQUIPMENT RECOMMENDATIONS * |
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Process Method |
Spot Lamp |
Flood Lamp |
Conveyor |
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LED Curing/Wavelength |
BlueWave® MX- 150 PrimeCure® (385 nm) |
BlueWave® AX- 550 PrimeCure® (385 nm) |
UVCS Conveyor with LED Floods |
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Broad Spectrum |
BlueWave® 200 |
5000-ECE or PortaRay 400 |
UVCS Conveyor with Fusion F300S |
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ADHESION |
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Substrate |
Recommendation |
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Lead Frame |
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Ceramic |
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PCB |
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Flex |
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Silicon |
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