https://ecoosun.com/wax-patterns-ceramic-shells-video/2026-10-23T06:14:21+00:00https://ecoosun.com/wp-content/uploads/2026/10/ecoosun-wax-patterns-ceramic-shells-cover-v2-20261022.webpFrom Wax Patterns to Ceramic ShellsECOOSUN factory footage showing wax-pattern preparation, assembly and demoulding, followed by slurry dipping, sand coating and ceramic-shell preparation for heat-resistant castings.https://ecoosun.com/wp-content/uploads/2026/10/ecoosun-wax-patterns-ceramic-shells-web-720p-20261022.mp4452026-10-22T15:49:03+00:00