| http://www.w3.org/ns/prov#value | - The contacting temperature, as the temperature outside of the mill, is in the range of generally minus 50??? to plus 150??? C. and preferably minus 20??? to plus 80??? C. The period of time for contacting is not especially restricted, but may be in the range of generally several minutes to hundreds of hours and preferably 30 minutes to 200 hours.
|
