... 1. Specification of metallic substrate: Size(mm)Cell density (CPSI)Size(mm)Cell density (CPSI)Φ28×60100Φ98,8×80200Φ28 ... ×100100Φ144×150100,200,300Φ35×30100Φ144 ... 300,400Φ42×100100,200,400Φ260×305100,200,300Φ43×75100,200,300Φ267×305200Φ43×100100,200,300Φ286×305100Φ ... Metallic Substrate without noble metals. Metallic substrate of catalytic converter