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PVC foamboard is distinct from the extra-lightweight foamcore board, laminated of foam and card surfaces, used for indoor signage and modelling. Like PVC, closed-cell PVC foamboard is solid and has a very rigid structure. Where it differs is in its closed-cell foam structure, which makes it very light (as little as half the weight of solid PVC ...
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The heat stability of raw PVC is very poor, so the addition of a heat stabilizer during the process is necessary in order to ensure the product's properties. Traditional product PVC has a maximum operating temperature around 60 °C (140 °F) when heat distortion begins to occur.
Nitrile rubber (NBR) foam, the copolymers of acrylonitrile (ACN) and butadiene; Polychloroprene foam or Neoprene; Polyimide foam; Polypropylene (PP) foam, including expanded polypropylene (EPP) and polypropylene paper (PPP) Polystyrene#Foams (PS) foam Expanded polystyrene (EPS) Extruded polystyrene foam (XPS), sometimes sold under brand name ...
An assortment of polyurethane foam products for cushioning and insulation. Polyurethane foam is a solid polymeric foam based on polyurethane chemistry. As a specialist synthetic material with highly diverse applications, polyurethane foams are primarily used for thermal insulation and as a cushioning material in mattresses, upholstered furniture or as seating in vehicles.
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Very low coefficient of friction, excellent dielectric properties, chemically inert: Low friction bearings, non-stick pans, inner insulation (dielectric) of coax cable (see also HDPE), coating against chemical attack etc. Polyvinyl chloride: PVC: Insulator, flame retardant, chemically inert
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