Chemtronics Chemask CM8 Peelable Solder Mask, Pink is a fast-curing, peelable solder masking agent designed for industrial electronics applications. This specialized formulation, featuring a natural latex rubber base, provides critical protection for printed circuit boards. It effectively safeguards component-free areas during demanding wave soldering processes, preventing solder bridging and contamination. Furthermore, Chemtronics Chemask CM8 Peelable Solder Mask protects delicate pins, posts, contacts, and edge connections during subsequent conformal coating applications, ensuring clean and precise manufacturing outcomes.
General Information of Chemtronics Chemask CM8 Peelable Solder Mask, Pink
The Chemtronics Chemask CM8 Peelable Solder Mask is a high-performance, single-component liquid with a distinctive pink color. Its core mechanism involves forming a temporary, protective barrier that withstands extreme temperatures up to 515°F (268°C). This natural latex rubber-based mask exhibits exceptional solvent stability, remaining unaffected by hydrocarbons, hydrofluorocarbons, water, and chlorinated solvents. It is also fully compatible with all types of fluxes, making it a versatile solution for diverse PCB assembly environments. The mask dries tack-free rapidly and cures completely, ensuring efficient production cycles without compromising protection.
Key Features of Chemtronics Chemask CM8
- High Temperature Stability: Withstands temperatures up to 515°F (268°C), ensuring reliable protection during high-heat soldering operations.
- Broad Compatibility: Fully compatible with all types of rosin and water-soluble fluxes, along with common cleaning solvents, integrating smoothly into existing workflows.
- Residue-Free Removal: Leaves no contaminating residue upon removal, guaranteeing pristine surfaces for subsequent processes and optimal electrical performance.
- Rapid Processing: Dries tack-free in just 15 minutes and fully cures in 30 minutes (at 10 mils thickness), enabling quick turnaround times in manufacturing.
Typical Industrial Applications of Chemtronics Chemask CM8
This formulation is engineered for the following applications:
- Protecting component-free areas on printed circuit boards during wave soldering.
- Safeguarding sensitive pins, posts, and connectors from solder or conformal coating.
- Shielding temperature-sensitive components during high-temperature wave soldering processes.
- Masking specific board areas to prevent unwanted conformal coating application.
About Prostech
Prostech offers specialty materials (adhesives, tapes, thermal interface materials, insulating materials, sealants, PCB protection materials, …) along with manufacturing solutions. We proudly serve a wide range of industries and are an authorized distributor for leading global manufacturers of industrial materials and equipment. Our product range is designed to deliver customized solutions that address each customer’s unique needs.
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| Property | Value |
| Base Material | Natural latex rubber |
| Color | Pink |
| Solvent Stability (cured mask) | Stable in all hydrocarbons, hydrofluorocarbons, water and chlorinated solvents |
| Flux Compatibility | All types |
| Temperature Stability | 515°F/ 268ºC |
| Tack-Free Drying Time (10 mils @ 77°F/25ºC) | 15 min. |
| Cure Time (10 mils @ 77°F/25ºC) | 30 min. |
| Viscosity (@ 77°F) | 20,000-28,000 cps (± 500 cps) |
| Viscosity Adjusted With | DI water |
| Solids Content | ~ 60% |
| Flash Point | Nonflammable |
| Weight/Gallon | 7.2 lbs. |
| RoHS Compliant | Yes |
| VOC | 3.1% |
| ODP | 0.00 |
