Application cases

Automotive

Housing for EV battery.
It must be resistant to external shocks and dimensionally stable since it is a large component.

Rotation angle sensor connected to a high-speed rotating motor.
Close to heat sources, heat resistance and strength are required.

A component that filters and adsorbs gas from automobile fuel evaporation gases using activated carbon to prevent them from being released into the atmosphere.
The part is located near the engine and requires heat resistance and high productivity as a component.

Covers installed to protect automobile wiring harnesses and improve assembly.
They are also installed under the floor and must be impact and chemical resistant.

A holding part that houses the cylindrical cell of an EV battery.
Light weight, flame resistance, and heat resistance are required.

A highly directional, high-gain antenna used in radar and 5G/6G communications that reflects radio waves by arranging multiple slots in a waveguide.
High dimensional accuracy, lightweight construction, and good plating properties are required.

Connectors conforming to automotive OEM standards such as LV214, USCAR, etc., which require high reliability.
Quality and standard requirements for long-term outdoor use, and electrical characteristics capable of withstanding high voltages are required.

An insulating component that separates the cells of an EV battery.
Thin walls, light weight, flame resistance, etc. are required.

An insulated protective cover for the conductor through which high voltage and large current of an EV battery flows.
In addition to requiring electrical tracking ability, flame resistance and heat resistance are also required.

Bracket for mounting the vibration isolator attached to the EV drive motor. 
High strength and fatigue resistance are required to mount the vibration isolator that supports the motor.

The cover that houses the drive motor of an electric car.
Piping for cooling water to cool the motor is also installed inside. Since cooling water passes through it, it must have low water absorption and hydrolysis resistance.

Valves that control various refrigerant flow rates for thermal management in water-cooled battery EVs. 
Refrigerant resistance and ease of assembly are required.

Pipes and tubes that connect various refrigerants to each unit for heat management of battery EVs. 
Manufactured by extrusion molding, requiring good moldability, processability, and solvent resistance.

A component that presses and secures the battery cells at both ends of the EV battery module. 
Extremely high strength and rigidity are required to hold the battery cells firmly in place.

Three phase connector to be mounted inside the drive motor.
Ion migration resistance, flame retardance, and tracking resistance are required because of the high power flow, safety, and miniaturization requirements.

High-voltage connectors used around the batteries of electric vehicles.
Orange color is required to alert the user to the high voltage. Flame retardancy and tracking resistance are required.

Battery case for 48V mild hybrid vehicles
An example of combining a design proposal based on plastic CAE simulation and the high mechanical strength of the Leona SG series to pass a drop impact test.

Peripheral parts of fuel cell stacks.
Low elution is required because excess ions can cause trouble in the transfer of electrons in the fuel cell.

A cover that covers the upper part of the engine cylinder to prevent engine oil from splashing. 
High heat resistance is required because of its proximity to the engine, which is a heat source.

Bracket for mounting the anti-vibration device attached to the engine unit. 
High strength and fatigue resistance are required to mount the vibration isolator that supports the engine.

Support parts for automobile engine timing chains. 
Friction and wear characteristics are required since they are in contact with the chain being driven.

This case covers the timing chain of an automobile engine to prevent oil splashing.
High heat resistance is required because of its proximity to the engine, and damping performance is sometimes required to reduce noise.

Oil pumps for engines, brakes, etc., and cooling pumps for batteries, etc. 
Since the product consists of multiple molded parts, good moldability is also required.

Pipes that serve as a path for radiator fluid that cools the engine.
The product must be heat resistant because of its proximity to the engine, hydrolysis resistant because of the refrigerant it passes through, and formability as a pipe.

A component that is mounted inside the fuel tank and sends purified fuel to the engine through the upper flange. 
Fuel resistance is required.

Conventionally, aluminum and other metals have been used for automotive connecting parts, which require high strength and durability.

Parts for fixing mirrors used by drivers to check the side and rear of the vehicle. 
The part must be strong and rigid enough not to break even if a person hangs from it, and must have a beautiful appearance and weather resistance even without coloring.

Cases for automotive interior door handles and handle surroundings.
Automobile interior parts are required to pass the standard value of VOC (Volatile Organic Compounds) amount, light resistance, and chemical resistance.

A component used to fix a mirror for checking rearward vision. 
In recent years, housings for forward detection ADAS components are also integrated. High appearance without coloring and rigidity to prevent blurring are required.

Installed in the center pillar, this part is a metal part coated with POM resin or other material to maintain sliding properties with the seatbelt (polyester).
It is also required to have impact resistance in the event of a vehicle collision and light resistance because it is an interior component.

A button on the buckle portion that is pressed when unbuckling a seatbelt.
The buttons are required to have the weather resistance, low VOC (Volatile Organic Compounds), and impact resistance to resist breakage even in an emergency, which are required for automobile interior parts.

Gears used in motors that drive doors, wipers, seats, etc.
They are subject to heavy loads and require durability and creep resistance.

A key housing that unlocks and locks car doors and turns the engine on and off.
Since it is visible to the public, it is required to have a good appearance.

Lens barrels and lens spacers used for various cameras mounted on vehicles.
High dimensional stability is required to accommodate optical components.

Head-up display components installed in vehicles.
Optical components that require high dimensional stability.

Window regulators, which are window glass lifting and lowering devices, and carrier plates that support window glass.
The repeated fatigue characteristics, creep resistance, etc. are required to continue to support the window glass.

Junction box or case for relays, fuses, etc.
Since relays and fuses are incorporated, good dimensions and toughness for insertion/removal are required.

Gears are important components that transmit power. They are used in a wide range of fields, including automobiles, industrial machinery, and aviation, and require low friction, wear resistance, and heat resistance.

Bearing cages are important components that hold the rolling elements and help ensure smooth rotation, and are required to be heat resistance, low-friction, and wear-resistant.

Case of nickel-metal hydride (NiMH) batteries for automotive use.
It is required to have electrolyte resistance and to not deteriorate even if it comes in contact with electrodes.

Trays used in the manufacture and transportation of lithium-ion batteries (LiBs). High flame resistance is required for safety during cell manufacture and transportation.

A cover with a snow-melting function to remove snow and ice that affect radio wave transparency in the millimeter wave range.

This part is attached to the side of a BEV's battery pack and absorbs energy by deforming during a side collision.