TY24C, Y24, and Y26 hand-held rock drills compared by cylinder diameter, air consumption, wet/dry drilling capability, and rock hardness range — factory-direct specs from EXPANDAG.
2026-08-28
How much HSCA or expansive mortar you need depends on rock hardness, hole diameter, and hole spacing — not a single fixed number. A practical estimation guide with reference ranges by rock type.
2026-08-26
A practical import guide for HSCA / soundless cracking agent buyers — HS code 3824999999, standard container shipping, MSDS documentation, and Incoterms options (FOB, CIF, EXW) from a factory-direct Chinese manufacturer···
2026-08-22
HSCA has a 12-month sealed shelf life under proper storage. Learn how moisture degrades expansion pressure, how to store 20kg cartons correctly, and how to test an aging batch before use.
2026-08-18
Expansive mortar vs hydraulic rock splitter — full cost, speed, and application comparison to help you choose the right non-explosive rock breaking method.
2026-08-12
Air-leg rock drill selection guide comparing YT27, YT28, YT29A, and ETS82 by impact energy, air consumption, and rock hardness. Field data included.
2026-07-21
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