Into the last 16 is top seed Benedikt Wagner (GER) joined by 3rd and 4th seeds Max Hartung (GER) and Daryl Homer (USA), but it is all over for second seed Dong Ho Choi (KOR) as he was beaten 15-11 by the USA's Avery Zuck.
Early favourites Nikolasz Iliasz (HUN), Mayerwing Rondon (VEN), Vincent Coururier (CAN) are all out but Bon-Gil Gu (KOR) is through to fence Szilagyi (HUN).