Rubber strap machine

a material witness from Buna

The belt machine was used to produce synthetic hot rubber in the form of an endless rubber belt. This hot rubber was produced by precipitating a latex emulsion with acetic acid, magnesium chloride and water as precipitants.

Characterization: The belt machine corresponds to the design of a paper casting machine. The design principle was adopted and modified in the 1930s.

Manufacturer: Heavy engineering Karl-Liebknecht, Magdeburg

Year of manufacture: 1961

Operational use: 1961 to 1995 at the Buna plant in Schkopau

Function: Isolation, purification, solidification and drying of butadiene, which is initially produced in the form of latices in emulsion polymerization.


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