Shop › 5 ml cylindrical crucible Image 1 of 1 5 ml cylindrical crucible $20.00 5 ml alumina crucible. 99.7% alumina with an operating temperature of 1700c.OD: 24 mm Height: 21 mm Add To Cart Added! 5 ml alumina crucible. 99.7% alumina with an operating temperature of 1700c.OD: 24 mm Height: 21 mm