UM960L User Manual
UC-00-M48 EN R1.1
Production Requirement
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4
Production Requirement
Recommended soldering temperature curve is as follows:
° C
250
217
200
150
100
50
0
Rising
Cooling
Reflux
Peak 245 ° C
40 to 60s
60 to120s
Preheating
Max. 4° C/s
Max. 3° C/s
Time (s)
Figure 4-1 Soldering Temperature (Lead-free)
Temperature Rising Stage
Rising slope: Max. 3 °C/s
Rising temperature range: 50 °C to 150 °C
Preheating Stage
Preheating time: 60 s to 120 s
Preheating temperature range: 150 ° C to 180 °C
Reflux Stage
Over melting temperature (217 °C) time: 40 s to 60 s
Peak temperature for soldering: no higher than 245 ° C
Cooling Stage
Cooling slope: Max. 4 °C/s
