4VISA Catalogue 2021

Filament Assemblies & Filament Wire
4VISA is offering high purity Iridium wire, Iridium strips and Platinum wire and will be pleased to
quote promptly for your requirements. Filament kits and filaments with thoria and yttria coatings are
also supplied. An ionisation gauge head and spectrometer filament refurbishment service is also
available.
Iridium Wire - temper annealed & 99.9% purity
Part Number Diameter Length
IR-125-0.1 0.125mm 0.1m
IR-150-0.1 0.15mm 0.1m
IR-200-0.1 0.2mm 0.1m
IR-125-0.2 0.125mm 0.2m
IR-150-0.2 0.15mm 0.2m
IR-200-0.2 0.2mm 0.2m
IR-125-0.5 0.125mm 0.5m
IR-150-0.5 0.15mm 0.5m
IR-200-0.5 0.2mm 0.5m
IR-125-1.0 0.125mm 1.0m
IR-150-1.0 0.15mm 1.0m
IR-200-1.0 0.2mm 1.0m
IR-125-2.0 0.125mm 2.0m
IR-150-2.0 0.15mm 2.0m
IR-200-2.0 0.2mm 2.0m
Iridium Strips - 98% purity
Width Thickness Length
0.7mm 0.05mm Up to 76.2mm
Platinum Wire - 99.95% purity
Part Number Diameter Length
PT-500-0.05 0.5mm 0.05m
PT-500-0.1 0.5mm 0.1m
PT-500-0.2 0.5mm 0.2m
PT-500-0.25 0.5mm 0.25m
PT-500-0.3 0.5mm 0.3m
PT-500-0.5 0.5mm 0.5m
PT-500-1.0 0.5mm 1.0m
PT-500-2.0 0.5mm 2.0m
Ionisation Gauge Filament Kits
Part
Number
Filament Type
To Fit Gauge Head
FK8I1 Single thoria coated iridium IGH8 & VIG8 Series
FK8I2 Twin helical thoria coated iridium IGH8 & VIG8 Series
7