T004 30 Years Long Service Life High Quality Good Price Inflatable Water Filled Dam Rubber Water Dam for River

T004 30 Years Long Service Life High Quality Finest Price Inflatable Water Filled Dam Rubber Water Dam For RiverMain Advantages of Rubber DamsFlexible weir structure, allowing discharge of sediments, debris and iceFully automatic reservoir level controlSelf-acting flood release; the automatic bucket drive lowers the weir without the need for external energy to power mechanical valve drivesIdeal for creating reservoirs in wide rivers; single spans of up to 100 m are feasibleRenovation and reconstruction of existiing weir structures, regardless of shape and geometric configuration, factory made as a single unit. On site this ready-made membrane just has to be secured in place by the clamping systemAbsence of mechanical components eliminates corrosion riskNo lubricants needed - protects the environmentLow maintenance costs and low operating costs due to minimal energy requirementsMore than 100 examples built since 1991Available Sizes:  Height can be designed with a range of 1-8 meters.Length can be 1000 meters, even longer. Physical and mechanical properties of water inflatable rubber dam ItemUnitOuter layerMiddle layer, inner layerCover rubber sheetTensile strength at breakMPa14126Elongation at break%400400250Permanent deformation at break%303035Hardness (shore A) 55-6550-6055-65Brittleness temperature°C-30-30-30Hot water aging (100 °C × 96 h)Tensile strength at breakMPa12105Elongation at break%300300200Hot water aging (70 °C × 96 h)Tensile strength at breakMPa12105Elongation at break%300300200Volume expansion ratio%151515Ozone aging: 10000 pphm, temperature 40 °C, stretching 20%, no crackingmin120120100Wear loss (akron)cm3/1.61 km1.01.01.2Flexibility, no crackingTen thousand times202020Certificates:/* January 22, 2024 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1