Ko te Waea Ātete Ni Cr 80/20 he koranu e whakamahia ana i ngā pāmahana whakahaere tae atu ki te 1200°C (2200°F). Nā tōna hanganga matū ka pai te ātete ki te waikura, inā koa i raro i ngā āhuatanga o te whakawhiti pinepine, te piki me te heke o te pāmahana. Nā tēnei ka tino pai mō ngā momo whakamahinga tae atu ki ngā wāhanga whakamahana i roto i ngā taputapu whare me ngā taputapu ahumahi, ngā ātete takai waea, tae atu ki te umanga rererangi.