Electronics Forum | Wed Jan 02 13:31:55 EST 2002 | PeteC
The rule-of-thumb is to follow the flux mfg.'s recommended profile to achieve their specified top side PCB temperature before making contact with the wave. Typical top side PCB temps are 100-120deg.C. Your wave contact time should be around 2 seconds
Electronics Forum | Wed Sep 29 07:28:04 EDT 1999 | Wolfgang Busko
3�C/min) or maximum temperature (~240-250�C)." For the correct handling of moisture sensitive devices and prebaking advices see IPC-SM-786A or newer publikations. I encountered the following: A tray of sample BGAs was send to me proper packed and se
Industry News | 2022-04-13 10:04:24.0
SHENMAO America, Inc. is pleased to introduce its PF735-PQ10-10 Low Melting Point Lead-Free Solder Paste. Low-temperature solder paste has become more widely used in the assembly of surface mount technology devices because certain assemblies cannot withstand the same temperatures that are used for lead-free soldering, typically 240°-250°C. These high temperatures can damage sensitive components, causing warpage and other damage.
Industry News | 2022-05-18 13:07:51.0
SHENMAO America, Inc. offers PF735-P267J Low Melting Point Lead-Free Jetting Solder Paste specially designed for the jetting process. It offers excellent workability and solderability for automatic high-speed jetting production with superior accuracy and precision.
ORION Industries | http://orionindustries.com/pdfs/PORONURETHANE.pdf
(replaces 4701-01, 4716-16, -01 & -71)TEST METHOD Density, lb./ft 3 ASTM D3574 Test A 15 20 25 15 20 30* 15 20 30 15 20 25 (kg/m 3) (240) (320) (400) (240) (320) (480) (240) (320) (480) (240) (320) (400) Tolerance, % ± 10 ± 10 ± 10 ± 10 PHYSICAL Standard Color
ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/products/adhesive-dispensing-systems-products/unity-pro-series
height changes and variations in product orientation. Specifications Item Unity U3XP PLUS Unity 4XP Unity U4XP PLUS Unity U6XP PLUS Number of Axes 3 axes 3 axes 3 axes 3 axes Maximum Working Area (X/Y/Z) 250/300/100 mm (10/12/4 in.) 350/400/100 mm (14/16/4 in.) 350/400/100 mm (14/16/4 in.) 570/500/100 mm (22/20/4 in
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