HumiSeal® 1A33 is a single component, polyurethane conformal coating, suitable for general printed circuit board applications. HumiSeal® 1A33 is also produced as pre-blended products, at a range of viscosities, suitable for a variety of application methods. Once fully cured the properties of 1A33 and its pre-blends are equivalent.
HumiSeal® 1A33 is a versatile single-component polyurethane conformal coating designed specifically for printed circuit board applications. Its unique formulation, available in various viscosities, ensures optimal performance across different application methods. With the added convenience of premixed thinner, HumiSeal® 1A33 provides reliable protection and durability, making it an essential choice for electronics manufacturers.
HumiSeal® 1A33 is widely adopted in the electronics industry for its proven reliability and performance.
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Contact Us| Packaging | EACH |
|---|---|
| Quantity per Package | One 20L Pail |
| Shipping Weight (lbs) | 46 |
HumiSeal® 1A33/521 PB65 20 L Technical Data Sheet
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1K polyurethane conformal coating for general PCB protection.

Compatible thinner adjusts viscosity of listed HumiSeal® coatings.



A single component, high solids, UV curable, acrylated polyurethane conformal coating that possesses excellent chemical resistance, surface hardness, flexibility and moisture resistance.

A single component, high solids, UV curable, acrylated polyurethane conformal coating that possesses excellent chemical resistance, surface hardness, flexibility and moisture resistance.