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D 092 Vacuum-free plasma cleaning/activation ( Date: 2004-05-04 )
Reels from die cutting (eg for terminal pins) made of copper alloys are cleaned from minute organic residues in a vacuum-free plasma system (integrated in line) using different reaction gases; thereafter bonding, soldering, gluing or plastic coating
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Type of cleaning : Plasma cleaning
Cleaning support : No statement from company
Description : Reels at 3 meters per minute
Since when do you apply current cleaningsystem? : 1 / 2004
Step : 1. Cleaning, 20,0 ░C, (Inert gases)
Duration of cleaning process for one part (min.) : No statement
Duration of cleaning process for the charge (min.) : No statement
How often is the cleaning done (per day) : No statement
Further treatment : gluing
Soldering/pressure soldering
Application of plastics
Surface requirements : free of oil and grease
Description: Surface tension 50 to 70 mN/m; subsequent process has to be guaranteed
Quick tests Visual control
Quick technical test for fatty/oily soiling
Test ink
Advanced tests : No statement
Soldering test
Quality of cleaning : good
Rating: Fulfills requirements
Company evaluation of cleaning process in general : very good
Comment :
Incidences : No statement from company
Working environment : No statement from company
Protection equipment : Local exhaustion
Covered / closed plant

Evaluation by company personnel
Occupational safety and health : good
Environment protection : good
Cleaning time : good
Waste management : good
Cleaning quality : good