Single Keyboard PCB Membrane Switch Key-embossing With Pure-Tin Plating

Insulation Resistant PCB Membrane Switch Key-embossing With Pure-Tin Plating Specifications: As per request OEM/OEM Material: PI: 1 mil Cu: 1 oz PI: 1 mil Surface treatment: pure-tin plating Minimum hole dimension: 0.3mm Minimum linear width: 0.08mm Minimum linear distance: 0.08mm External tolerance:+/-0.05mm Welding resistance: 280 more than 10 seconds Peeling Strength: 1.2kg/cm2 Heat resistance: -200 to +300 degrees C Surface resistivity: 1.0 x 1011 Bandability: meet IPC