Solder hole after reflow
Published on 2/28/2017 10:27:38 PM
Description
<style>.e_editor{font:14px/24px Roboto,Helvetica,Tahoma,Arial,'Microsoft YaHei','b8bf53';}.e_editor div,e_editor p,e_editor td,e_editor th,e_editor li{font-weight:inherit;font-size:inherit;font-style:inherit;font-family:inherit;}.e_editor ul{margin:-10px 0 20px;}.e_editor li{padding:5px 0;}.e_table{width:96%;border-collapse:collapse;empty-cells:show;}.e_table th,.e_table td{padding:5px;border:2px solid #eee;}.e_img{padding:10px 0;text-align:center;}.e_p{line-height:20px;padding:0 0 20px;text-indent:0em;}</style> <div class="e_editor"> <div class="e_p"> Hi, </div> <div class="e_p"> For the past few weeks, we been seeing solder hole after reflow and this product been running for almost a year. We had try to shorter and longer the pre-heat time, reflow time and even reduce and increase the temperature....but could not help...... We also get the solder paste supplier in....still could not solve...... Appreciate if you could advise...... </div> </div>
22
comment
All comments
Unknown
1119
0
22
Rules about cashback: 1. Valid time: ALLPCB cashback activity will end on April 1st. 2. Capped amount: The capped amount of cashback for each account is $5,000. Each order can get a maximum of $2,000 cashback. That means every author can get $5,000 max. 3. Cashback range: The cashback activity only covers the corresponding PCB order. The order amount for other combined payment products will be invalid. 4. Clicking your own promotional link will be invalid. The same email address, shipping address, contact information, and phone number are all recognized as the same account. 5. ALLPCB has the final interpretation right of the cashback activity.
ALLPCB will donate 2% to the author for this promotion link.
Other Projects
Home / Industrial Automation low Cost with Arduino an ESP01
2504
0
314
josemarjr
