orthodontic-base is a special hard plaster according to DIN EN ISO 6873: 2013, type 3, slowly setting for orthodontics, extra white, also for plastic dentures, repair and diagnostic models.
Mixing ratio: - 28 ml : 100 g
Stirring time (mach.): - 30 s
Processing time: - appr. 7-8 min.
Setting time: - appr. 13-14 min.
Hardness 24h: - > 140 N/mm²
Hardness 30/60 min: - appr. 130/140 N/mm²
Compressive strength 1/24h: - appr. 50/ > 60 MPa
Expansion DIN: - < 0,10 %