HumiSeal silicone conformal coating

HumiSeal silicone conformal coating es un tipo de Revestimiento conforme based on silicone resin technology, designed to provide high flexibility, excellent temperature resistance, and long-term environmental protection for electronic assemblies. It is widely used in Montaje de PCB, Montaje de prototipos de PCB, y Montaje SMT, especially in harsh operating environments.

What is HumiSeal silicone coating?

HumiSeal silicone coatings (commonly known as the 1C series, such as 1C49 and 1C63) form a soft, elastic protective layer over printed circuit boards. Unlike rigid coatings, silicone remains flexible after curing, allowing it to withstand thermal expansion, vibration, and mechanical stress.

These coatings can be room-temperature cured, heat cured, or moisture cured, depending on the formulation and process used in Montaje SMT.

Key properties

HumiSeal silicone conformal coatings offer several important performance advantages:

• Wide temperature resistance (typically -55°C to 200°C or higher)
• Excellent flexibility and elasticity
• Strong resistance to thermal cycling and vibration
• Superior moisture and humidity protection
• Buena resistencia a UV exposure and outdoor conditions
• Stable electrical insulation properties

These characteristics make silicone coatings ideal for demanding applications where reliability is critical.

How it differs from other coatings

Compared to acrylic and polyurethane coatings:

• Silicone is much more flexible and resistant to cracking
• It performs better under extreme temperatures
• It offers better long-term outdoor durability

However, it is generally:

• More expensive
• Harder to rework or remove
• Slower to cure than UV coatings

Aplicaciones típicas

HumiSeal silicone coatings are commonly used in:

Electrónica del automóvil
Engine control units, sensors, and modules exposed to high temperature and vibration.

Electrónica exterior
LED lighting, solar systems, and communication equipment exposed to humidity and weather.

Equipamiento industrial
Power supplies, inverters, and control systems in harsh environments.

Aeroespacial y defensa
Applications requiring extreme reliability under thermal and environmental stress.

En Montaje de prototipos de PCB, silicone coatings are usually selected only when the final product requires high reliability, due to their more complex rework process.

Application methods

HumiSeal silicone conformal coatings can be applied using:

• Spray coating (manual or automated)
• Selective coating systems
• Revestimiento por inmersión
• Brush coating (for repair or small batches)

This flexibility allows use in both low-volume prototype production and high-volume SMT Assembly.

When to choose silicone coating

Silicone conformal coating is the best choice when:

• The product operates in high-temperature environments
• There is significant vibration or mechanical stress
• The PCB is exposed to outdoor or high-humidity conditions
• Long-term durability is more important than cost

Visión final

HumiSeal silicone conformal coating es un high-performance solution for protecting electronics in extreme conditions. In Montaje de PCB, Montaje SMT, y Montaje de prototipos de PCB, it is the preferred option when flexibility, temperature resistance, and environmental durability are critical to product reliability.

We support HumiSeal and equivalent conformal coating solutions for your PCBA projects.

Obtenga un presupuesto de revestimiento de conformación

¿Quiere mejorar la fiabilidad de sus placas de circuito impreso con el revestimiento de conformación? Envíenos sus datos ahora.
Envíenos sus requisitos y obtenga una respuesta rápida de nuestro equipo de ingenieros.

✔ Respuesta en 24 horas ✔ Soporte de ingeniería ✔ Producción en serie y a pequeña escala

Active JavaScript en su navegador para rellenar este formulario.

Nombre *

Correo electrónico *

Email Preferred Layout

WhatsAPP

Material preferido

• Acrílico (AR)
• Silicona (SR)
• Poliuretano (UR)
• UV Curable - UV
• No estoy seguro / Necesito consejo

Carga de archivos

Arrastrar y soltar archivos,, Elija los archivos que desea cargar Puedes cargar hasta 8.

Comprima todos los archivos Gerber, los archivos de perforación y la lista de materiales en un único archivo .ZIP o .RAR para un procesamiento más rápido.

Mensaje

"Enumere los componentes o zonas que NO deben revestirse (por ejemplo, conectores, puntos de prueba)". Si tiene requisitos específicos en cuanto al material de revestimiento (por ejemplo, HumiSeal), indíquelo en la casilla de comentarios.

Enviar

Shenzhen Tengxinjie Electronics Co.