... ≥99.92% ≤0.08% ≤0.01 %Note: potassium is not counted in the impurity contentWe supply tungsten wire, tungsten bar, tungsten plate, tungsten sheet, tungsten rod, tungsten electrode, tungsten ... fabricated parts, tungsten alloy, tungsten copper alloy, tungsten heavy alloy.Please contact with our sales department for more details. W1 W2 Tungsten strip 99.95%