Water & Sound Filter
Features
・Schlegel‘s unique porous film provides air/sound permeability and water/dustproof function at the same time, which prevents inundation and contamination inside of the case.
・Variety of products for number of applications and can be die cut and molded into various sizes and shapes.
SCHLEGEL’s unique porous film
Soft film with 1µm surface opening, and 15-30µm porous size in thickness direction.
Film maintains waterproof level of IPX7 in mobile application shapes, and horizontally connected porous keeps high air permeability.
Single layered film composition provides excellent vibration based acoustic performance, while mesh laminated composition is highly air permeable.
Applications
The film can be used in applications such as mobile phones, smart phones digital cameras and other mobile devices as materials for their sound, internal and external pressure control filters.
Product Lines
Sound permeable filter for mobile devices
Features
Acoustic performance oriented product for microphones in mobile devices. Acoustic loss in frequency ranges of human voice (low frequency) is within 2dB.
Air permeable filter for internal pressure control
Features
Prevents damage of waterproof case, caused by internal pressure fluctuation. Product lines include 280˚C heat-resistant filter.
Product Lines
Sound permeable filter for mobile devices
Properties
Air permeable filter for internal pressure control
Properties
※ The figures given for the parameters of the film in the table are their respective measured values, not their guaranteed values.