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Tetrafluoroboric Acid
Fluoroboric acid is a colourless or white crystalline or powdery substance that is readily soluble in water. Fluoroboric acid is used in a number of industrial and manufacturing applications, including as a cleaning agent, etching agent and flux in the manufacture of glass, ceramics and electronics. It is also used in the production of boron compounds and in drinking water and wastewater treatment.
Molecular formula
HBF4
Filter
Fibre-rubber plates
Not known none
Not known none
Not known none
Not known none
Not known none
Teflon plates
Excellent suitable
Excellent suitable
Excellent suitable
Excellent suitable
Graphite plates
Excellent suitable
Excellent suitable
Excellent suitable
Excellent suitable
Excellent suitable
Rubber plates
Good good
Good good
Good good
Good good
Good good
Not known none
Not known none
Good good
It is not recommended nope
All technical data is based on our measurements and experience and is for guidance only. The parameters listed interact if they occur together and must be consulted in limiting cases. The manufacturer is not liable for misinterpretation of the given data and incorrect application of seals
Sealing plate made of restructured 100% "virgin" PTFE reinforced with hollow glass microspheres against cold creep.
Sealing plate made of restructured 100% "virgin" PTFE reinforced with silica filler against cold creep. For high pressures and temperatures.
Sealing plate made of restructured 100% "virgin" PTFE reinforced with selected inert fillers against cold creep.
Sealing plate made of multidirectionally oriented expanded 100% "virgin" PTFE. Only the thickness changes under load.
Reinforced with bonded smooth Ni foil 0.013 mm thick (material: 2.4066). For low and medium pressures.
Reinforced with 0.1 mm thick perforated reed plate (material: AISI 316). For medium and higher pressures.
Reinforced with 0,05 mm thick stainless steel foil (material: AISI 316). For low and medium pressures.
Reinforced with expanded stainless steel sheet 0.1 mm thick (material: AISI 316L, 700 g/m²). Ideal seal for large pressure changes.
Multilayered sealing material made of expanded graphite reinforced with a larger number of inserts without the use of adhesives. Suitable for higher pressures and temperatures.
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