A Madagascar mining delegation recently visited Expandag to test and order a full container of YT series rock drills and HSCA powder. Discover how our integrated solutions solve power and vibration limits in African quar···
2026-03-25
Why does expansive mortar blow out of the hole? Learn the causes of steam eruptions (blow-outs) and how to safely control temperature and mixing ratios for HSCA.
2024-08-05
What do you do when hydraulic breakers fail and blasting is banned? Learn how chemical rock breaking using Stone Cracking Powder provides a safe, silent demolition solution.
2024-06-03
Read how the Qingdao Metro Line 9 project overcame 148 MPa hard rock near a dairy farm using non-explosive Stone Cracking Powder. A silent demolition case study.
2024-05-27
Discover the "Drill & Crack" demolition method. Learn how combining pneumatic rock drills with expansive mortar ensures 100% safe, vibration-free rock breaking.
2024-05-17
Learn the technical criteria and best methods for granite quarrying. Discover how combining diamond wire saws, pneumatic rock drills, and expansive mortar maximizes crack-free block yield.
2024-05-14
EN
AR
