The 26-year-old Ashour, the two-time world champion, won 11-9, 10-12, 11-1, 11-4 on Sunday to set up a date with second seed Gregory Gaultier of France for the title.
The Frenchman warded off a strong challenge from fourth seed Mohamed El Shorbagy of Egypt before prevailing 11-7, 6-11, 11-9, 11-6.
Already a subscriber? Log in.
Limited time offer:
Just RM5 per month.
Cancel anytime. No ads. Auto-renewal. Unlimited access to the web and app. Personalised features. Members rewards.
Follow us on our official WhatsApp channel for breaking news alerts and key updates!