钆铁合金 钆铁合金产品质量标准： 元素 产品GdFe-1 产品GdFe-2 Gd+Fe ≥99% ≥99% Gd 75±2% 75±2% Sm/TREM ≤0.1% ≤0.03% Eu/TREM ≤0.1% ≤0.03% Tb/TREM ≤0.1% ≤0.03% Dy/TREM ≤0.1% ≤0.03% Other RE ≤0.1% ≤0.03% Fe 余量(little) 余量(little) Si ≤0.05% ≤0.05% Ca ≤0.01% ≤0.01% Mg ≤0.01% ≤0.01% Al ≤0.05% ≤0.05% W ≤0.05% ≤0.05% O ≤0.10% ≤0.10% 形状：金属锭，机械抛光，每块大小可按您的要求。 包装：铁桶封装，塑料内袋、真空充氩气， 50 Kg/每桶或100KG/桶。 注：如顾客对产品质量另有要求，可下订生产