Heller 公司 | http://hellerindustries.com.cn/00600-248.pdf
. The typical form for such a profile, Figure 1b, is commonly referred to as a “tent” or “straight ramp” profile. For no- clean pastes, which have less active fluxes, excessive dwell time serves only to deplete the flux before reflow
Heller Industries Inc. | https://hellerindustries.com/wp-content/uploads/2018/07/00600-248.pdf
. The typical form for such a profile, Figure 1b, is commonly referred to as a “tent” or “straight ramp” profile. For no- clean pastes, which have less active fluxes, excessive dwell time serves only to deplete the flux before reflow
