For determining the ash content in paper, cardboard and
other cellulosic material, by burning an exactly weighed quantity with Digital
Temperature Indicator.
The unit consist of a silicate tube surrounded by the heating element enclosed
in a asbestos lined metal cylinder.
It is mounted on a stand with a adjustable holder, with, plug and socket.
Maximum
temperature 900 Degrees C reached in one hour.
The apparatus is lacquered and the machined parts are nickeled and chromium
plated.