Concrete & Composite ReinforcementBasaltechSA Basalt Fibre
A high-performance reinforcing fibre spun from molten volcanic rock. Added to concrete, mortar and asphalt — or supplied as BFRP rebar — it lifts tensile and flexural capacity, restrains cracking, and never corrodes.
Filament tensile strength of 3,000–4,840 MPa — several times that of steel at fibre level
As BFRP rebar, roughly 2–2.5× the tensile strength of steel rebar, with zero corrosion
Improves flexural strength and restrains micro-cracking in concrete through fibre bridging
Stable from −260 °C to ~700 °C; immune to alkali, acid and chloride attack
Specifiable to ASTM D8505, ACI 440 and ISO 10406
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