Resonators are insertion integral molded The Blow Molding process uses hard material for main part and soft material for bellow/connection part.
The Bellow part absorbs vibration; the primary side (Dust Side) has noise reduction functions.
This process is highly satisfactory.

Air Intake Pipe (Dust Side)

[ Material ]

PP

[ Method ]

3D Blow Molding (MES)

[ Characteristic ]

3D-U shaped

Air Intake Pipe (Dust Side)

[ Material ]

PP+TPO

[ Method ]

MES-EXCHANGE

[ Characteristic ]

Ends and Bellows in soft material, Resonator integral molding

Air Intake Pipe (Dust Side)

[ Material ]

PP+TPO

[ Method ]

MES-EXCHANGE

[ Characteristic ]

Duct pipe integrated, multi-functional ´94 SPE Award

Air Flow Duct (Clean Side)

[ Material ]

PP-GF20%+TPO

[ Method ]

MES-EXCHANGE

[ Characteristic ]

Changing from soft to hard material 9 times; this provides vibration absorption and improved joint function