EX42.5 – Malico Inc. Home » Passive Heat Sink » EX Series » EX42.5 – Malico Inc. :: EX42.5 :: Dimension Model No. Height (mm) Thickness (mm) Weight (grams) CAD EX 42.5-10 10.0 1.7 21.0 By request Material : Aluminum 6063 Finish : Black anodize Remarks : Model number EX42.5-10 indicate 42.5×42.5mm is package footprint and 10 mm is overall height , all the dimensions are in arithmetic , the drawing overall height is real dimension :: Rth ( oC/W ) :: Air Velocity / Rth ( oC/W ) 200(LFM) 400(LFM) 600(LFM) EX 42.5-10 3.62 2.68 2.20 Interface material : 0.80 W/mk