Dental crowns are usually placed in two separate appointments. The steps are as follows: Preparing your tooth for a dental crown. It typically takes 50 to 90 minutes to complete this step. The first step is to remove any decay from your tooth and measure the outer portion of your tooth so that the crown will fit comfortably and securely. In case the crown requires additional support, the core of the tooth will be built up. After reshaping your tooth, the crown will be created using a digital scanner, paste, or putty. Receiving the temporary crown. In the meantime, our team will provide a temporary crown to protect the prepared tooth while the final crown is being made. This may take less than two weeks. During this time, your tooth may become sensitive to cold and hot temperatures, so avoid eating sticky foods and chewing gum. Receiving the final crown. Your temporary crown will be replaced with the final one once it is ready. The dentist in our clinic will check the fit and colour of the new crown before putting it in place. If everything is okay, the crown will be cemented in place. In most cases, this step takes between 20 and 30 minutes to complete.