Distinguishing features of Possehl Electronics: high- quality, ultra-clean surfaces with special properties
Plated flat-stock material p.a.
~14000kmMaterials
- Plating of processed flat-stock material (stamped lead frames, contacts)
- Pre-plating of flat-stock material (semi-finished products) with a thickness of 0.03 to 1.50 mm and a width of 5 to 120 mm
- Coating of prototypes and loose falling parts
- Pre-plated flat-stock material
- Complex 3-D geometries
- Cu alloys, stainless steels and other unusual base materials
Surface
- All-over and selective plated coating of semi-finished products and lead frames by spot, strip, immersion and belt methods
- Producible surfaces: Cu, Ni, NiP, NiW, Sn, Ag, AuCo, AuNi, Au-pure, Pd, PdNi, ROHS Sn, In
- Pre-plated standard flat stock material
- Special alloys: SnAg, Indium,
- Process-specific surfaces for the press-in zone technology: AgSn alloys, Ni-sandwich, Ag/Sn/SnAg)
- Pre-treatment: Electro-polishing, ultrasonic, electric cleaning, degreasing, pickling, mechanical brushing and tape lamination
- Post-treatment: Micro-etching, passivation, lubrication and thermal conditioning (reflow)
- Both-side selective Ag photo-mask, NiPdAu photo-mask (high-precision coating tolerance),
- Full-Ni with mechanical mask spot Ag or full-Ni with mechanical mask belt Ag (newly installed plating system)
- Both-side mechanical mask spot Ag and both-side mechanical mask belt Ag
Tools
- Mechanical selective modules for spot and belt methods
- Photo-mask selective modules
- Brush modules for edge-reduced, one-sided plating of hard gold
- Selective immersion cells, belt cells, spot wheels and belt covers
- Jet cells for “high-speed” clipping
- In-house design and manufacture of electroplating modules
Machinery/Equipment
- More than 40 reel-to-reel electroplating plants
- Ultramodern prototype system for selective plating
- Fully automatic rack, drum, Vibrobot systems for single and loose falling parts
Technology highlights
- Production of highly pure, bondable surfaces
- Processes with minimized use of precious metals
- Processes for improving the mold adhesion
- Long-standing proven processes for producing functional surfaces for the production of specific electrical properties such as corrosion, soldering and welding ability, adhesive-plastic spray characteristics, bending-cutting performance.
- Plating of press-in zones
