Dental equipment 1. various types of plaster of ceramics plaster for ceramic molds (plaster for cases, plaster for molds, plaster for power, plaster for casting, etc.) plaster for industrial use (plaster for hard models, plaster for general models, plaster for precision casting, etc.) 2. dental plaster (dental baking plaster, hard plaster, ultra hard plaster, plaster for attaching articulator, etc.) 3. dental products dental alginate impression materials, dental phosphate based high temperature plastering materials dental alginate impression materials, dental phosphate high temperature plasters, dental plaster dissolving solutions, dental alginate impression material cleaning materials, etc. plaster for other lines, calcium sulfate for food additives, plaster for agricultural chemicals, various inorganic materials.