... .save energy 4.easy operation 5.environmental pollution Introduction This production line, to self-hardening sand as material, use of molding ... reclamation, Used-sand crushing regeneration, Used-sand magnetic separation, Used-sand screening, Used-sand air separation, Used-sand temperature adjustment, New&used sand ... 25t/h, 40t/h, 60t/h, 80t/h resin sand production sand, 10t/h, 15t/h, 20t/h, 25t/h, 40t ...