What is alginate material?

Alginate is an elastic, irreversible hydrocolloid impression material. Irreversible hydrocolloid impressions form an inseparable part of indirect restorations. Alginate is one of the most frequently used dental materials; and alginate impression is a simple, cost-effective, and indispensable part of dental practice.

What is alginate impression material made of?

What Is Alginate Made Of? Alginate is a powder material that contains sodium alginate, calcium sulfate, trisodium phosphate, diatomaceous earth, zinc oxide, and potassium titanium fluoride. When mixed with water, it makes a smooth gel-like consistency that sets firmly enough to mold.

What is alginate mixed with?

Fast-set alginate powder should be mixed with water for 45 seconds. The product’s instructions for mixing time, working time, and setting time should be followed strictly. To reduce the dust encountered after tumbling, manufacturers have introduced a “dustless” alginate.

What is the mixing time for alginate?

Our standard mixing ratio is 4:1 (water weight to powder weight). At that ratio, our alginates conform pretty closely with their targets. For example at 4:1, our 570-PGV alginate will set in 5 minutes (+/- 15 seconds) when mixed with 70°F water in a 70°F room.

Is alginate biodegradable?

Alginate is a natural polysaccharide exhibiting excellent biocompatibility and biodegradability, having many different applications in the field of biomedicine.

What is alginate also known as?

Alginate, also called Alginic acid is a compound found within the cell walls of brown algae. It is considered extremely safe as it is most naturally extracted from the cells as a polysaccharide.

Is alginate made from seaweed?

The raw material of Alginate is brown seaweed which grows abundantly in the world’s oceans. KIMICA utilizes Lessonia as its raw material seaweed.

Are alginate molds reusable?

To reveal your casting, the alginate is peeled off the surface of the casting. There usually is no way to reuse an alginate mold as it is broken into chunks when being removed.

What are the two types of alginate?

There are two types of alginate, fast set and regular set.

What is the shelf life of alginate?

18 months
Properly stored at room temperature (73°F/ 23°C) in a low humidity environment (below 50% RH), these products have a shelf life of 18 months from date of manufacture in unopened containers.

Can alginate be reused?

There usually is no way to reuse an alginate mold as it is broken into chunks when being removed.