The Dental Guide – Choosing Carbide Burs

Whenever you ask a dentist, one of the most needed equipment in his clinic would definitely be the Carbide Burs. Used commonly for excavating and preparing cavities, drilling old fillings, finishing crown preparations, removing impacted teeth, separating crowns and bridges or even finishing restoration surfaces; a bur comes the most needed.

Let us understand more about them and how to the right one for your clinic.

Carbide Burs

These are made of tungsten carbide, a metal which is extremely hard (about three times stiffer than even steel). It can withstand high temperatures. Because of this hardness of theirs, these burs can maintain a sharp cutting edge and be used many times without becoming dull or inoperative with time. However these are a bit brittle and have a tendency to fracture under pressure and are best operated at high speeds with a light pressure from the user. With a wolf led curing light and carbide bur in the other hand; the dentist gets all started.

These burs are defined by the type of shank and head piece utilized in their making. Actually the type of hand piece determines the type of shank needed. So Carbide Burs whenever you wish to purchase the type of Carbide bur needed by you, you should be clear on the aspect as which type of shank you require. It’s so because each type is designed specifically and fits into a certain type of hand piece only.

Diamond Vs Carbide Burs?

Yes this is difficult choice for sure. Let us explore the use on case by case basis.

When it comes to restorative tooth preparation, complete removal of the enamel and existing restorative materials, diamond Burs would be the best choice. It is so because being the hardest possible material on earth it can safely and easily accomplish such tasks. Additionally cutting through porcelain is the best with diamonds as they are slow.

But the problem with Diamond surfaces is that they can get filled with debris, clog, wear smooth, and cause burnishing and overheating issues. Here is where, carbide burs are more often used. These are generally used to trim and finish macro-filled composites and hybrid composites.

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