311# tinplate easy open end for tuna inner size 103.85x59.85mm material : tinplate outside dia of long axis : 113.35+-0.25mm outside dia of short axis : 69.40+-0.25mm countersink height : 3.25+-0.20 curl height : 2.00+-0.25 dry modulus of sealant : 95+-15 compression strength : 160 N min surface : outside white and inner side gold usage : tuna , ketchup , dry food ect