43 matte tin over wetting results

Vapor Phase Soldering to Immersion Tin Plated Pads - EPTAC - Train. Work Smarter. Succeed

| https://www.eptac.com/ask/vapor-phase-soldering-to-immersion-tin-plated-pads/

melting point of tin amounts to 231.8degC. A further solder test presented a considerable decrease in the wetting behavior after reflow aging

.   In our case a copper-tin intermetallic compound 6 Bonding Process Metal 1 Metal 2 Interface with Metals 1 & 2 e.g. Component e.g. Printed board 7 Wetting Angles 8 Equilibrium of Wetting 9 Poor Wetting And Its Causes

| https://www.eptac.com/wp-content/uploads/2021/11/webinar_eptac_06_16_10.pdf

• Chrome plating over the nickel • Tin over Chrome plating What is in a Solder Iron Tip? 3 http://www.coopertools.com CT98-0782/GP/Vendor

| https://www.eptac.com/wp-content/uploads/2014/11/eptac_11_19_14.pdf

Solder Dictionary of Terms | Nordson EFD

ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/efd/resource-center/solder-glossary-of-terms

. Activator cleans metal surfaces of oxides and contaminants, promoting wetting of Solder Alloy. Activator is consumed by heat over time

ASYMTEK Products | Nordson Electronics Solutions

Fabrication Quote – Imagineering

Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote/?cpn=0

* Materials FR4(130Tg) FR4(170Tg) Copper Weight 1 oz 2 oz 3 oz 4 oz Finish Plating HASL (Leaded) LF HASL Immersion Gold Immersion Silver White Tin OSP Minimum Trace/Space 0.005" 0.006" 0.007

Imagineering, Inc.

China Fab Quote – Imagineering

Imagineering, Inc. | https://www.pcbnet.com/quote/china-fab-quote/

0.025" SMD Pads Smallest Hole less than 0.010" 0.010" 0.011" 0.012" 0.013" 0.014" 0.015" over 0.015" Approximate Holes * Mask Sides None Top Side Bottom Side Both Sides Mask Color Other Green Black White Blue Red Mask Finish Glossy Matte Silkscreen Sides None Top Side Bottom Side Both Sides Silkscreen Color Other White

Imagineering, Inc.

Solder Dictionary of Terms | Nordson EFD

ASYMTEK Products | Nordson Electronics Solutions | https://www.nordson.com/en/divisions/efd/resources/solder-dictionary-of-terms

. Activator is consumed by heat over time.   Alloy A substance composed of two or more metal elements. Example: Sn96.5 Ag3.0 Cu0.5 is 96.5% Tin, 3.0% Silver, and 0.5% Copper. Generally, alloys will have different properties than those exhibited by their individual elements

ASYMTEK Products | Nordson Electronics Solutions

Fabrication Quote – Imagineering

Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote/?cpn=5

* Materials FR4(130Tg) FR4(170Tg) Copper Weight 1 oz 2 oz 3 oz 4 oz Finish Plating HASL (Leaded) LF HASL Immersion Gold Immersion Silver White Tin OSP Minimum Trace/Space 0.005" 0.006" 0.007

Imagineering, Inc.

Taiwan Fab Quote – Imagineering

Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote-taiwan/

0.025" SMD Pads Smallest Hole less than 0.010" 0.010" 0.011" 0.012" 0.013" 0.014" 0.015" over 0.015" Approximate Holes * Mask Sides None Top Side Bottom Side Both Sides Mask Color Other Green Black White Blue Red Mask Finish Glossy Matte Silkscreen Sides None Top Side Bottom Side Both Sides Silkscreen Color Other White

Imagineering, Inc.

USA Fab Quote – Imagineering

Imagineering, Inc. | https://www.pcbnet.com/quote/board-quote-usa/

) LF HASL OSP ENIG2U"-5U" (Immersion Gold), Immersion Tin, Immersion Silver from Taiwan or China Minimum Trace/Space 0.005" 0.006" 0.007" 0.008" Testing No Yes SMD Side None Top Side Bottom Side Both Sides SMD Pitch N/A

Imagineering, Inc.