DIN471-B momo mowhiti pupuri rapa mo te rakau, maimoatanga wera me tinei me te tempering.Ko te rauemi te nuinga C67S puna maitai, a ka tukinotia te mata hua.Ko te maitai o te puna he mea whakamahana me te phosphated, me te pakeke o te ahua me te elasticity, a ko te mata he pupuhi me te deburred.