Main technical indexes of second hand reflow soldering reflow welder
Author:horsepower Time:2021-06-07 15:42 Browse(569)
Second hand reflow soldering - reflow welder main technology index, touch screen and OLED forum
- |5 x4 A. \+ [# V% [/ I/ c2 m5 e2 X" p* @# C$ j& W    In order to achieve the ideal effect of product reflow soldering, it is necessary to understand the main technical indicators of reflow welder. The main technical indicators of reflow welder are the key to the quality effect of reflow soldering products. Zhichi technology reflow soldering manufacturer will share the main technical indicators of reflow welder with you& U5 S* T: w.
D0 K     1. Temperature control precision of reflow welder: should reach ± 0.1-0.2℃.

Main technical indexes of second hand reflow soldering reflow welder

9 C/ l# |$ p    O; y( X+ g3 |     2. Transverse temperature difference of transmission belt of reflow welder: traditional requirements ± Below 5 ℃.
lead free welding requirements<± 2℃.
2 |9 Y1 ^& e: L1 t- \& g: O+ G7 k0 m     3. Temperature curve test function of reflow welder: if the reflow welder does not have this configuration.
the temperature curve collector should be purchased.
if the reflow welder does not have this configuration1 b: y2 l2 U* n" e     4. The maximum heating temperature of reflow welder is 210-235 ℃.
If lead-free solder or metal substrate is considered, it should be above 250 ℃* h" p6 w6 b5 v2 S+ g" H2 m$ w     5. The number and length of heating zone of reflow welder: the longer the length of heating zone, the more the number of heating zone.
the easier it is to adjust and control the temperature curve, and the lead-free welding should choose the one with more than 7 temperature zones.
% $': K( r) @/ C: ]3 j" \1 H+ ]    6. Conveyor belt width of reflow welder: it should be determined according to the size of large and small PCB5 b& p3 w- o7 {& y$ C( ~. i& |- n1 L" f% N: r" N' P7 i* E& `.
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