SB Acoustics SB12CACS25-08 4" woofer- 8 ohms
12cm Ceramic Cone Midbass, with 25mm Voice Coil
Manufacturer Specifications PDF
Why Ceramic? Ceramic cones offer smoothness and harmonic richness unavailable from conventional paper cone material. Ceramic materials also offer significantly higher stiffness numbers and slightly better internal losses than typical metals such as titanium or aluminum. Compared to polymers, paper, and other soft materials, ceramics provide: