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Description:
more than 4 hours fire resistance, fire back a single point ofmaximum surface temperature of 86.8 degrees.Technical Performance andadvantages:
Fold elevated part of theshutter drive scrollthrough the use of multiplelinear bearings, universaljoint shaft, bevelgear transmission structure andother components that drivethe structure safe, reliable,stand structure and thepartition board to playall the load rollingPassed to the structure of thewall to the role.Fold increase in thefire performance of fire shutterwith the general structure ofthe inorganic cloth firerolling shutter track performanceon a similarroll, fire resistance ofgreater than 4.0 hours. Theintegrity and insulation in fullcompliance with firerequirements.
