Hostmann-Steinberg (www.hostmann-steinberg.net) launched its newest advance in its HiT (Highly Improved Technology) ink series – Rapida Optima QK 1765 high-speed offset inks for sheetfed production.      Rapida Optima QK 1765 is formulated for high-speed presses where fast job turn-around is critical. It uses specially developed HiT varnish components, enabling the inks to set rapidly to a hard, scuff- and mark-resistant film surface, making it possible to back up press runs within five minut...