• Prosthetics
• Gipsy
• 3rd class
• Gypsum class III EcoStone blue 5kg
• Product code 6548
• Product code 6548

Gypsum class III EcoStone blue 5kg

Hard synthetic gypsum type 3, high quality, intended for casting work in the technique of partial dentures, frame dentures and orthodontic appliances. Meets the requirements of the ISO 6873-3 standard. Certificate of Admission No. IL-5629/MS.

Advantages:

• Highly durable models.
• Minimal, uniform expansion coefficient.
• Consistent level of quality.

Physical properties :

• Hardening time: approx. 10-12 minutes.
• Compressive strength after 1 h: over 20 N/mm2.
• Hardness after 24 hours over 80 N/mm2.
• Linear expansion after 2 hours : below 0.14%

Mixing proportions and method of use:

• Gypsum: water 100 g: 30 ml.
• Water: gypsum 0.3 ml/g.
• Operating temperature approx. 23° C.
• Fast in no more than 10 seconds. pour gypsum into water in the proportions given above and wait 20 seconds. until the water is absorbed by the plaster.
• Mechanical mixing: 30 sec.
• Manual mixing: 60 sec.
• During this time, the plaster reaches the optimal consistency for pouring into model molds using a shaker.
• Shaking time: approx. 6 min
• After this time, stop shaking so as not to disturb the crystallization process.

Storage :

• At least 12 months in a tight, moisture-proof packaging.

Packaging:

• 5kg.