Patent ID: 8052856

Claim:
A support for capillaries, comprising: a ceramic member having a flat surface area on which the capillaries are to be aligned; wherein the flat surface area has a flatness of not more than 0.02mm and has a mean spacing of waviness motifs (AW) of not more than 100 μm; wherein the ceramic member comprises: a primary component made of a cordierite; Fe having an amount of not less than 5% by mass in terms of Fe 2 O 3 ; and one or more elements selected from a group consisting of Ni, Co, Mn and Cr, in a amount of elements of not more than 5% and not including 0% by mass in terms of NiO, CoO, MnO 2 or Cr 2 O 3 , respectively; wherein a total amount of both Fe and the elements is not more than 15% by mass in terms of Fe 2 O 3 , NiO, CoO, MnO 2 or Cr 2 O 3 , respectively; wherein the ceramic member has the thermal expansion coefficient of not less than 0.1×10 −6 /K and not more than 0.6×10 −6 /K at a range from 20° C. to 60° C.