... of Rubber Waterstop BeltNoItemsindexBSJ1Rigidity, HA60±560±560±52Tensile strength ,MPa ≥1512103Snap and elongation,% ≥3803803004transmutation70ºC×24h ... ,% ≤35353523ºC×168h,% ≤2020205Tear strength ,KN/m ≥3025256Brittleness temperature,ºC ≤-45-40-407Air aging ... 3170ºC×168hRigidity, HA ≤88--Tensile strength,MPa ≥ ...