0.05mm Gold-Plated Tungsten Wire (50μm) | High-Strength Precision Wire with Custom Gold Coating – Sichuan Winner Ultra-Fine Precision. Gold-Plated Performance. Engineered for Innovation. Product Overview Sichuan Winner Special Electronic Materials Co., Ltd. offers 0.05mm Gold-Plated Tungsten Wire (50μm), a precision specialty metal wire combining the mechanical properties of a tungsten core with the functional advantages of a gold-plated surface. Designed for advanced