Building Block Heat Sink

We are offering building block heat sink characteristics cylindrical bumps of building block heat sink has greater heat dissipation area than others, which can significantly increase the cooling efficiency by matching fan on360°undirected eddy current channel, and thermal resultisfarbetterthan aluminum extrusion heat sink . Product type:bb-40402040 dimensions: 40ˣ40ˣ2ˣ4mm（lxwxdxh） above is all public mould for our products and the thickness is adjustable,wecan manufacture them according to customer’s requirements.