Spetec Pur F400

Works excellently with moisture-sensitive PUR – the nitrogen purging option keeps polyols stable. However, highly abrasive fillers (e.g., alumina or silica >40% by weight) cause faster wear on the piston seals; Spetec offers ceramic-lined options as an upgrade.

A reliable, precisely engineered system that reduces rework costs through consistent metering. The upfront price is justified by long-term material savings and low reject rates. For mission-critical PUR encapsulation, the PUR F400 is a top-tier choice. spetec pur f400

Best for: Industrial electronics, sensor encapsulation, cable potting, and high-volume manufacturing. The upfront price is justified by long-term material

Shutting off leaks in foundations, basements, and retaining walls. Shutting off leaks in foundations, basements, and retaining

You can adjust reaction times from 25 seconds to over 5 minutes by varying the percentage of accelerator (Gen Acc). Durability: Estimated lifespan of 70+ years once cured. Limitations SPETEC® PUR F400 | Alchatek

Spetec PUR F400 is a solvent- and phthalate-free, water-reactive polyurethane resin. Unlike hydrophilic resins that absorb water, F400 is , meaning it uses water as a catalyst to react and expand but does not continue to absorb it once cured.

Spetec PUR F400 is versatile, finding use in both civil engineering and residential repair: