Yeso VelmixYeso Velmix

Jennifer ArreolaJennifer Arreola

Alfredo NevarezAlfredo Nevarez

It is obtained bothering the gipso to It is obtained bothering the gipso to 140th C turning out to be a product 140th C turning out to be a product

of tense glazing, little cubes and of tense glazing, little cubes and bigger than the previous ones. It is bigger than the previous ones. It is

the hardest plaster used in the the hardest plaster used in the Odontology and it resists 750 kg. Odontology and it resists 750 kg.

For square centimeterFor square centimeter

It is used for works that demand a maximum It is used for works that demand a maximum precision and resistance. The VELMIX is precision and resistance. The VELMIX is

used for the work models for prosthesis and used for the work models for prosthesis and the DENCITA for models, for treatment of the DENCITA for models, for treatment of

orthodonticsorthodontics..

The principal differences between the diverse The principal differences between the diverse types of plasters are in the size, form and types of plasters are in the size, form and porosity of the crystals of sulfate of semi-porosity of the crystals of sulfate of semi-

hydrated calcium. These differences hydrated calcium. These differences influence the quantity of water necessary influence the quantity of water necessary

for the mixture, (distilled water is for the mixture, (distilled water is suggested).suggested).

The white plaster needs from 48 to 55 ml. The white plaster needs from 48 to 55 ml. from water for every 100 grs. from powder; from water for every 100 grs. from powder;

the plaster stone needs about 30 ml. of the plaster stone needs about 30 ml. of water for every 100grs of powder and the water for every 100grs of powder and the plaster VELMIX and DENCITA between 22 plaster VELMIX and DENCITA between 22 and 24 ml. For every 100 grs. of powderand 24 ml. For every 100 grs. of powder

The particles of form cuboidal and the limited The particles of form cuboidal and the limited surface produces these properties without surface produces these properties without thickening the mixture in excess. This one thickening the mixture in excess. This one must be resistant to the graze. (VELMIX). must be resistant to the graze. (VELMIX).

Ml. For every 100 grs. of powder.Ml. For every 100 grs. of powder.

The white plaster needs from 48 to 55 ml. The white plaster needs from 48 to 55 ml. from water for every 100 grs. from powder; from water for every 100 grs. from powder;

the plaster stone needs about 30 ml. of the plaster stone needs about 30 ml. of water for every 100grs of powder and the water for every 100grs of powder and the plaster VELMIX and DENCITA between 22 plaster VELMIX and DENCITA between 22 and The resistance, the hardening and a and The resistance, the hardening and a

minimum of expansion of plotted. To obtain minimum of expansion of plotted. To obtain these properties it is used to - hemidrato of these properties it is used to - hemidrato of

" Densita" Densita”. ”.

►º º Handling them adequately, there can be Handling them adequately, there can be achieved a complete, smooth model and achieved a complete, smooth model and without bubbles º Is an economic product without bubbles º Is an economic product that one finds easily in the dental that one finds easily in the dental warehouse º Is compatible with all the warehouse º Is compatible with all the materials of impression of odontologic usematerials of impression of odontologic use

►º º They need a place fresh air to be stored They need a place fresh air to be stored and without dampness º the proportions Are and without dampness º the proportions Are critical to obtain the physical results of critical to obtain the physical results of agreement with the typeagreement with the type

º Velmix Jade Stoneº Velmix Jade Stone

ººYeso velmix whipmixYeso velmix whipmix

ººKerr lab (vel-mix classic) Kerr lab (vel-mix classic)

http://www.slideshare.net/pedro2590/yesos4http://www.slideshare.net/pedro2590/yesos4

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