ASTROTOP

Electrical ceramic insulators; Electrical insulators made of ceramic materials; Extruded plastics in the form of tubes for use in manufacture; Plastic filaments for 3D printing; Semi-worked ABS (acrylonitrile butadiene styrene) filaments for use in 3D printing; Semi-worked ABS filaments for use in 3D printing; Semi-worked PLA (polylactic acid) filaments for use in 3D printing; Semi-worked PLA filaments for use in 3D printing; Semi-worked thermoplastic filaments used for 3D printing; Substrates primarily of ceramic, silicon and non-metals for electrical or thermal insulation of solar cells, photovoltaic cells, and solar collectors