Commutators

Advanced phenolic solutions for safe and efficient switching

Electrical commutators require phenolic resin materials with a precise combination of mechanical, thermal, and electrical properties to ensure safe and durable operation, even under demanding conditions.

At FenoquĂ­mica we develop specially formulated thermoset molding powders based on phenolic resin or phenol formaldehyde resin to meet the highest standards of the switching industry. Our phenolic materials are present in domestic, industrial, automotive switches, and in various specialized applications.

FenoquĂ­mica offers high-performance materials that ensure reliable thermal and electrical insulation, flame resistance, dimensional stability and thermal resistance, even in environments with high temperatures or continuous exposure to electric arc. These properties make our molding powders a safe and efficient flame retardant plastic, with UL 94 certified materials that meet the most demanding requirements of the market.

Modern switchgear, especially in more compact and powerful electric motors, are subject to higher thermal and mechanical demands.

In addition to withstanding high temperatures and high rotational speeds, they must maintain their performance over a long-life service.

FenoquĂ­mica’s phenolic molding powders are designed to meet these challenges, offering abrasion resistance, structural rigidity, and stable heat behavior.

Thermoset solutions for the highest requirements

FenoquĂ­mica’s product line includes phenolic compounds formulated to provide an optimal balance between thermal resistance, dimensional stability, and electrical insulation, even under extreme conditions. These materials make it possible to manufacture durable, precise and safe switchgear, suitable for domestic, industrial and automotive applications.

Thanks to their properties, our compounds allow not only electrical insulation, but also the secure fixation of copper foils and their exact positioning on the rotor axis, even at high speeds and under strong thermal stress.

Key Properties

HIGH THERMAL RESISTANCE

They maintain their dimensional stability even under extreme conditions

EXCELLENT STIFFNESS

Excellent stiffness, surface hardness and modulus of elasticity

ELECTRICAL INSULATION

Good electrical insulation properties

CHEMICAL RESISTANCE

Resistance to solvents, oils, fuels and weathering

LIGHTWEIGHT

Lightweight, contributing to improved vehicle energy efficiency

METAL REPLACEMENT

Ability to replace metal and engineering thermoplastics without compromising performance

Typical Applications

Advantages of using our compounds

fenoquĂ­mica, your strategic partner

At FenoquĂ­mica, we walk along to our customers with specialized technical advice, helping to select the ideal compound according to the operating conditions, design of the component and regulatory requirements.

Our commitment to quality, innovation and performance positions us as a trusted strategic partner in the development of advanced switching system solutions.

Automotive grade list

Formula

Features

Use

Molding Method

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Formula

700

Features

Thermal conductivity, electrical insulator, high thermal resistance

Use

Electric battery covers, Chargers, Power electronics

Molding Method

Injection (high fluidity)

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Formula

710

Features

Very high thermal conductivity, electrical insulator, high thermal resistance

Use

Electric battery covers, Chargers, Power electronics

Molding Method

Injection (high fluidity)

pdf

Formula

750

Features

Good magnetic permeability, Very high magnetite or ferrite content

Use

Antennas, inductors, power electronics, electronic transformers, RF inductors, Microwaves

Molding Method

Injection (high fluidity)

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