High Performance Etching

Horizontal Processing Equipment

Old Transport Characteristics 0.005” core transport guaranteed 0.002” core transport with custom modifications

New Transport Characteristics 0.002” core transport guaranteed ” core transport with custom modifications

Old Etching Characteristics Standard or Fine Line Manifold Oscillation (quick wear rate) 240mm from product surface Spray bars 200mm on center 45° nozzle angle 60° spray angle In-line nozzles Expensive to manufacture ” Etch Line Loss Standard Deviation

New Etching Characteristics High Performance Etching Manifold Non-oscillating (less wear) 100mm from product surface Spray bars 100mm on center 0° nozzle angle 15° spray angle 8mm nozzle offset Higher reliability, ” ELSD in tests

Offset Spray Pattern – 50mm High Performance Etching Manifold

Staggered Nozzle Pattern – 8mm (nozzle alignment in direction of travel) High Performance Etching Manifold Direction of Travel

Nozzle Alignment Angle – 0 (fan footprint angle) o High Performance Etching Manifold Direction of Travel

Old-Style Standard Etching Manifold Standard Deviation ( 1 oz Cu & DF )

Old-Style Fine-Line Etching Manifold Standard Deviation ( 1 oz Cu & DF )

New-Style High Performance Etching Manifold Standard Deviation ( 1 oz Cu & DF )

Data

Nozzle Impact

Nozzle Impact Per Square Inch Nozzle Impact Number Divided by the square inches of the foot print on the substrate

Nozzle Impact Per Square Inch

Nozzle IPSI vs Puddle

More complete coverage Rinse-to-Drain Cascade Rinse Fresh Rinse 3-5 gpm Less dragout of particulates Higher reliability Rinse to Drain Concept