DI-ELECTRO-LAY with 72% TiO2; first available filament of LAY-LOSS-series Please read this article in 3ders for getting some background. Diameter: ~ 3.0 mm (range: 2.65 – 3.0 mm ) Weight: 0.100 kg 1 coil / no spool the Titandioxid-&;-pigment (filler) is very homogeny dispersed in the basic polymer 72% of weight the rough surface of filament is caused by parameters while making the filament and shows no grain size;) The filament is an experimental filament. Please find your specific printing parameters. Print-Temp is at 150 – 170°C depending on hot end and print speed. Flow is very well! I understand if you believe that the price is high. But the filament is produced under small lab conditions in very small amounts with a lot of manufacturing time. best ;