NOVELTY - A high-energy sealed lead acid rechargeable battery for 12-TKM-160 light tank, where the positive grid of the battery uses the compound material of carbon fiber and metal lead.    USE - A high-energy sealed lead acid rechargeable battery for 12-TKM-160 light tank (claimed).    DETAILED DESCRIPTION - A high-energy sealed lead acid rechargeable battery for 12-TKM-160 light tank, where the positive grid of the battery uses the compound material of carbon fiber and metal lead; the content of the metal lead in the compound material is 20%, the carbon fiber is 78% and the adhesive is 2%; the ratio of the compound material is 4.406 g/cm3; the compound material is processed to be the positive grid based o the positive grid design requirement; a layer of metal lead of 60 mu m is plated on the positive grid using the chemical plating way, the width of the positive grid being A, the height being B and the thickness being H', and the width of the grid side frame being a; the negative grid uses the titanium alloy and is formed by processing the titanium alloy plate based on the negative grid design requirement; a layer of metal lead of 20 mu m is plated on the surface of the titanium alloy grid using the chemical plating method, the width of the negative grid being A, the height being B and the thickness being b; the positive plate active substance compositions of the battery are as follows, adding 300-900 g conductive fiber in 100 kg lead powder, further adding 200-500 g anisotropic graphite, adding 200-300 g acrylic short fiber, adding 10-14 L sulfuric acid solution with the specific gravity of 1.25-1.26 g/cm3; mixing the positive active substance compositions in the mixing machine and coating it on the positive grid; after curing, aging and drying, manufacturing it into the positive plate, the thickness of the positive plate being H'; a plastic frame with the thickness of 0.4 mm is made, the width of the plastic frame being A and the height being B; the width of the side frame of the plastic frame is a; two sides of the plastic frame are coated with adhesive; two positive plates with thickness of H'are adhered to two sides of the plastic frame to form a positive plate with a gap of 0.4 mm at the middle and thickness of two sides being H'; the gap of 0.4 mm is injected with a gel electrolyte with the gel content of 6-8% to form a positive plate for assembly of battery, the thickness of the positive plate being 2H'+ 0.4 mm; the negative plate active substance compositions are as follows; adding 500-900 g barium sulfate (BaSO4) into 100 g lead powder; further adding 300-600 g humic acid, adding 300-600 g alpha , beta -naphthoic acids, adding 200-600 g conductive fiber, adding 200-800 g Lignosol TSD, adding 100-800 g Alkanol XC and adding 10-15 L sulfuric acid solution with the specific gravity of 1.25-1.26 g/cm3; mixing the positive active substance compositions in the mixing machine and coating it on the negative grid; after curing, aging and drying, manufacturing it into the negative plate; N positive plates with the thickness of 2 H'+ 0.4 mm and N+1 negative plates are added with a separating film and further welded together using the cylinder manifold to form the electrode cluster which is put in the battery shell; after the battery is added and sealed, the electrolyte is injected; the compositions of the electrolyte are as follows; adding 0.01-0.1% of sodium phosphite into 100 kg sulfuric acid solution with the specific gravity of 1.30-1.32 g /cm3; and further adding 0.01-0.05% of sodium sulfate (Na2SO4).