Applications of Barlog Plastics KEBABLEND M FE 120202/20 PA12 for Plastic Bonded Magnets in Industrial Manufacturing

As a specialized manufacturer of high-performance plastic compounds, we supply Barlog Plastics KEBABLEND M FE 120202/20 PA12 specifically formulated for injection-molded magnetic components. The advanced material system supports demanding applications where precise magnetic properties, mechanical strength, and regulatory conformity are critical for downstream manufacturing. Below, we present key industrial use-cases where this raw material demonstrates proven value throughout the magnet supply chain.

1. Automotive Sensor Magnets

Automotive parts producers integrate PA12-based plastic bonded magnets in speed sensors, position encoders, and ABS ring sensors, delivering the tight tolerances and chemical stability required for modern vehicle electronics. Critical mechanical durability under vibration, resistance to automotive fluids, and low water absorption position these magnets as essential for reliable vehicle operations.

Industry compliance standards

• IATF 16949: Automotive Quality Management System
• ISO 16750: Environmental Conditions and Testing for Electrical and Electronic Equipment
• RoHS Directive 2011/65/EU
• REACH Regulation EC 1907/2006

Typical usage ratio

• Magnetic filler 70–90% by weight; PA12 matrix 10–30%, adjustable based on target flux density and mechanical property balance

Downstream process integration

• Direct pellet feed into injection molding machines post-preparation, enabling in-situ magnetization after molding or via transfer to inline magnetizing equipment

Final product types

• Encoder ring magnets
• ABS sensor rings
• Rotational position sensors for throttle or camshaft
• Speed pulse wheels

2. Electric Motor Rotor and Stator Magnets

Producers of small electric motors for appliances and automotive applications use plastic bonded magnets for rotors and stators to achieve full-form freedom and precise functional geometry. The formulation allows tight magnetization patterns while enabling lightweight components for reduced rotational inertia and energy-efficient operation.

Industry compliance standards

• IEC 60034-1: Rotating Electrical Machines – General Requirements
• ISO 11452-2: Immunity to Electromagnetic Fields
• UL 94 V-0: Flammability Rating (as specified in certain OEMs)
• RoHS/REACH compliance for all base materials

Typical usage ratio

• Magnetic powder 75–85% by weight; 15–25% PA12 resin, tuned for specific torque and compatibility with overmolding

Downstream process integration

• Palletized feed into automated injection molding lines, forming net-shape magnet inserts, which are assembled post-magnetization into motor assemblies

Final product types

• Miniature DC motor rotors
• Brushless DC stator magnets
• Window lift motor magnets
• Pump drive magnetic rings

3. Consumer Electronics Magnetic Assemblies

Manufacturers of headphones, smart wearables, and electronic locking devices deploy bonded PA12 magnets to realize miniaturized components that retain stability through intensive product life cycles. The low permeability matrix material ensures dimensional consistency against thermal cycling and humidity exposure, securing strict electronic device quality requirements.

Industry compliance standards

• ISO 9001:2015 Quality Management Systems
• IEC 62321: Determination of certain substances in electrotechnical products
• RoHS compliance for electrical products
• EN 50581: Technical documentation for the assessment of electrical and electronic products

Typical usage ratio

• Magnet fill 72–88% by weight; PA12 carrier at 12–28%. Ratio optimized for thin-wall uniform filling and precision insert molding

Downstream process integration

• Inclusion in micro-injection or multi-cavity injection molding, with subsequent automated pick-and-place assembly onto printed circuit boards or device housings

Final product types

• Earbud magnetic closures
• Smartphone speaker driver magnets
• Wearable clip magnets
• Miniaturized actuator assemblies

4. Home Appliance Drive Systems

Appliance OEMs implement PA12-based plastic bonded magnets in brushless motor assemblies of washing machines, dishwashers, and vacuum cleaners. The material withstands repeated exposure to water, detergents, and moderate heat without demagnetization or mechanical deformation, enabling high-productivity batch production.

Industry compliance standards

• IEC 60335-1: Safety of Household and Similar Electrical Appliances
• IEC 60335-2-7: Washing Machines Directive
• Restriction of Hazardous Substances (RoHS Directive)
• ISO 14001: Environmental Management (as required by leading appliance brands)

Typical usage ratio

• Magnetic phase at 74–87% by weight; Polyamide 12 phase at 13–26%, selected to balance magnetic output with high moisture resistance

Downstream process integration

• Injection molded into rotor ring forms, which are magnetized prior to rotor-static shaft assembly and subsequent armature coil winding

Final product types

• Washing machine drum drive magnets
• Dishwasher motor magnets
• Vacuum cleaner fan drive magnets
• Food processor motorized blades

5. Power Tool Motor Components

Producers of cordless drills, screwdrivers, and garden tools utilize PA12-based magnet compounds to form compact stator and rotor magnets with superior resistance to vibration and cyclic temperature loads. Reliable adhesion between the PA12 carrier and steel shaft components assures consistent torque transmission over equipment lifetimes.

Industry compliance standards

• EN 60745: Hand-held Motor-operated Electric Tools – Safety
• UL 60745: Safety requirements for electric motor-operated hand tools
• Directive 2006/42/EC Machinery Directive
• RoHS 3 Directive 2015/863

Typical usage ratio

• Magnetic loading 77–86% by weight; Polyamide matrix 14–23%, ratio selected according to torque and high RPM operation

Downstream process integration

• Direct pellet loading to high-speed injection molding; molded magnet parts then pass through automated test and inline magnetization before tool head assembly

Final product types

• Cordless drill motor magnets
• Angle grinder rotor magnets
• Reciprocating saw drive magnets
• Cordless hedge trimmer motor magnets

6. Industrial Automation and Robotics Components

Automation system integrators require custom-shaped bonded magnets for high-resolution rotary encoders, pick-and-place robots, and automated conveyor systems. The PA12 matrix enables intricate injection of miniaturized forms that retain specified magnetic multipole patterns essential for precise motion feedback and control.

Industry compliance standards

• ISO 13849-1: Safety of Machinery – Control Systems
• EN 61800-5-1: Adjustable speed electrical power drive systems – Safety requirements
• REACH Regulation for chemical safety management
• RoHS compliance for industrial electronics

Typical usage ratio

• Magnet loading 79–89% by weight; PA12 carrier 11–21%, chosen for fine-detail molding and magnetic field precision

Downstream process integration

• Feedstock loaded into multi-cavity injection molding systems, outputting pre-aligned magnet forms for rapid assembly into automation subsystems and field-oriented control components

Final product types

• Rotary encoder ring magnets
• Robotic arm motor magnets
• High-speed conveyor sensor magnets
• Stepper motor pole magnets