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  • Water-based Polyurethane Topcoat

    Water-based Polyurethane Topcoat

    **Drying time** (25℃)| Surface drying: ≤2 hours; Actual drying: ≤24 hours (specific time is adjusted according to ambient humidity and temperature) || **Adhesion** | ≤Level 1 (tested by cross-hatch method, in line with GB/T 9286 standard) | | **Wear resistance** | ≤0.02g (500g/1000 rpm, in line with GB/T 1768 standard) || **Impact Resistance** | No cracking or peeling at a height of 50cm (conforms to GB/T 1732 standard) || **Chemical Resistance** | Water resistance, acid resistance (10% H₂S...

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