5004a

1. Excellent flexibility,medium weight,abrasion resistance. 2.kitch aluminum flexible vaccum duct. Material & Structure:Copper plated spring steel spiral embedded into polyurethane wall. Properties:1. High tensile and abrasion strengths and ultimate elongation.2. Free of softeners, halogen free, physiological safe, cadmium fee.3. Excellent resistance to oil and petrol fumes,resistant to ...