How to cover a tablet?
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Theoretical materials on the website www.Tabletpress.ru
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- The answer to the questionHow to cover a tablet?Pelleting of tablets - covering the tablet surface with protective and decorative coating. Select the shell material, study the technology of panning tablets and principles of Dragee pans..
2. There are several types of coating equipment for tablets. Standard dragee pans work as follows: into rotating at an angle and preheated pan is placed portion of tablets, then into through dispenser injected by portions the shell-forming liquid. Rotating pan turns tablets that rub against each other and spread a layer of shell. This method is suitable for semi-spherical tablets without logos. Because shell rounds the edges of tablets and can completely fill the imprint of logo on the tablet surface.
3. More perfect way of coating tablets, when in a special flask tablets take the air, where they are sprayed liquid from nozzles with different sides. In this case, coating layer is much thinner, each subsequent layer is dried. At the same imprint of logo is clearly readable on the surface of tablets. There are also semi-automatic variations of tablet coating, please contact, I shall advise.
4. Before buying Dragee equipment you have to realize, it may be easier and cheaper to paint the tablet mass. For example, if you are using wet granulation and all the same will dry out your granules. You can add dye into the liquid, wich is moisturizing your powder and dye whole mass of the powder. Then from colored powder make tablets.
Questions about tablets
To all the questions related with production of tablets you can find answers on resource www.Tabletpress.ru
- How to mix powders correctly?Mixing of of powders, especially in unequal proportions, is very complicated process. It is impossible to identify the quality of mixing powder visually. When buying any powder mixer you should know some secrets of mixing powders from our website.
- How to granulate powders?Granules. Pharmaceutical granulation of powders, granules, as the final form of product or intermediate state of powder which improves flowability at pressing tablets. Learn more details from us.
- How to press powders?Many customers do not envisage the technology of powder pressing, for all that the powder should be uniform in composition, free-flowing well, with the minimum allowable humidity. Which factors influence positively, and which make it difficult to press tablets read on our site.
- How to cover a tablet?Pelleting of tablets - covering the tablet surface with protective and decorative coating. Select the shell material, study the technology of panning tablets and principles of Dragee pans.
- How to remove dust from tablets?In the process of compressing tablets at them, as well as on the working surfaces of the press formes a layer of powder. Further, when this layer of dust is not removed from tablets, it leads to malfunction of counting and filling machines, dusty tablet hinders coating solid shell. We share with you, what means to remove dust, dedust tablets.
- How to count and prepack tablets?After pressing, there is a question about packaging of tablets in container. Wherever necessary accurate counting of ready tablets, required precision counting machines for packing tablets. Read the review of such equipment.
- How to distinguish tablets from briquettes?Square tablets, oval tablets, circular tablets, tablets from salt, coal tablets, tablets with logotype, tablets for washing machines - which are tablets and which are briquettes already. Dimensions and shapes of tablets.
- How to pack tablets in blister?The most popular type of packaging of tablets - Blister contour cellular package. Blister packaging for tablets is PVC film and a layer of heat-sealing aluminum foil. Under high temperature are formed cells of desired shape, after filling, the top is sealed with aluminum foil.