How Hot Are Cremation Ovens?
Find out the exact heat that cremation ovens need to be in order to cremate a human body and how the heat is contained within the oven.
Published July 27, 2022.
Cremation ovens or retorts can be envisaged as being similar to household ovens, just on a much larger scale and with more intense heat. The cremation temperature of these ovens is EXTREMELY HOT, which is necessary to break down the body into ashes and small bone fragments. Cremation ovens are generally run by propane or natural gas.
Are Bodies Exposed to Open Flames During Cremation?
There are direct flames, yes, but the body itself does not come into contact with the flames. The body of the deceased is placed within a cremation container (coffin) made of non-metal materials such as fiberboard, pressed wood, or composition materials—nothing non-combustible.
Once the body and cremation container are inside the cremation oven, the funeral fire catches alight, and the temperature will now begin to rise. The cremation chamber is fully automated and is run by specialized oven software while a computer keeps track of everything happening internally to maintain optimum temperature. The cremation chamber and computer are constantly monitored by a crematorium employee, also known as an "ovenist".
How Much Heat Is Needed to Cremate a Body?
Cremation oven temperatures typically range from 1,400-2,000 degrees Fahrenheit. The ovens are lined with fire-resistant bricks to trap the heat within.
It is important to note that all deceased loved ones are constantly handled with care and respect and that each step in the cremation process, no matter the type of cremation, is taken seriously. Once the cremation is complete, the family will receive all the ashes made in the process.
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