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SMTA International

Chapter News

Chapter Meeting

Friday, July 13, 2018 | 11:00 am
Location: 100 S Central Expy #63, Richardson, TX 75080

July Technical Session

Alloy Considerations for Low Temperature Lead Free Soldering

Event Details

  • Who: SMTA Members, Non-members, Students, and Guests are welcome - forward to others!
  • When: 11am-1pm on July 13, 2018
  • Where: Aboca’s Italian Grill, 100 S Central Expy #63, Richardson, TX 75080
  • Why: Meet others in the industry to help solve your technical problems. Come to the meeting, even if this isn’t a key topic of yours, the problem solving networking is great!


  • FREE for New Members since prior meeting
  • $10 for Committee Members
  • $20 Members, employees of Corporate member companies, 1st time guests, and students
  • $25 non-members, students, & guests – same price
  • Cash at the door or credit card on-line

10% Early-bird Discount for paying on-line before 5:00pm on June 11th!

Get your tickets!


I will discuss the alloy options, their respective melt points, process requirements, and respective strength and reliability characteristics.

  1. Alloy Considerations for Low Temperature Lead Free Soldering
  2. The Effect of Additives on Sn Based Alloys
  3. Understanding Low Temp Sn-Bi Alloys
  4. Eutectic Sn-Bi Solders
  5. Non-Eutectic Sn-Bi Solders
  6. HRL1 Solder Alloy
  7. The Importance of Using the Right Chemistry


Joe Cumbey began his career as a Production Engineer in Electronics Manufacturing in 1982, working in all areas of printed circuit board assembly operations for various Commercial, Military, Industrial, and Aerospace manufacturers in Florida and Arizona. He joined Alpha in 1997 as a District Sales Manager, and now serves as an Alpha Regional Sales Manager covering Alpha Assembly Materials sales in the US and Canada.

Joe earned his Bachelor of Science in Engineering degree from Purdue University in 1982.

Questions? Contact:
Carol Primdahl

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Chapter Calendar of Events

Date / Time Event Location Contact/Email
March 19, 2019
SMT Processes Certification (Dallas, TX) Plano Center Jenny Ng 

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Our Chapter Leaders

President : Carol Primdahl  (Krypton Solutions)
Phone : 214-882-2363

Vice President : Jack Harris  (Austin American Technology Corporation)
Phone : 214-908-3336

Secretary : Keith Larson CID  (Summit Interconnect, Inc)
Phone : 817-915-5664

Treasurer : Jim Baker  (Spectra Sales Corporation)
Phone : 214-912-4103

VP of Technical Programs : Michael Barnes  (Fujitsu Network Communications, Inc.)
Phone : 972-479-2280

VP of Membership : Gary Tanel  (Libra Industries, Inc.)
Phone : 972-672-2506

Webmaster (Appointed) : Chintan Sutaria  (CalcuQuote)
Phone : 909-278-8233

Technical Committee (Appointed) : Viswanadham Puligandla Ph.D.  (Nokia (Retired))
Phone : 972-355 7107

Technical Committee (Appointed) : Glenn Robertson  (Process Sciences Inc.)
Phone : 214-458-4242

Technical Committee (Appointed) : James Eatman  (Eatman Associates)
Phone : 972-771-1903

Technical Committee (Appointed) : Darrell Ray  (DRS Technologies)
Phone : 214-507-2117

Newsletter Editor (Appointed) : Karl S. Doebbert  (Prototron Circuits)
Phone : 214-675-7017

Technical Committee Chair (Appointed) : James David Boyd  (Krypton Solutions)
Phone : 972-424-3880

Board Liaison : Sal Sparacino (ZESTRON Americas)
Phone Contact : 703-393-9880

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Global Participating Members of our Chapter

Creation Technologies Inc.

Keysight Technologies

NCAB Group USA, Inc.

NCAB Group USA, Inc.


Corporate Members of our Chapter

Allazo Electronics, Inc.

Alliance Rubber Company

BBM, Inc.

Conecsus LLC

DG Marketing Corporation

E.T.S. Group, Inc.

Electrolab, Inc.

Fujitsu Network Communications, Inc.

G-Force Reps, Ltd.

Garland Service Company

HK Wentworth America

JTAG Technologies

Krypton Solutions

LeeMAH Electronics

Lockheed Martin

Mek Americas

National Circuit Assembly

NPI Technologies, Inc.

Osai Automation System USA Corporation

PAC Global, Inc.

Precision Technology, Inc.

Raytheon Systems Company

Southwest Systems Technology Inc.

SPEA America

Sunshine Global Circuits

Super PCB

SVTronics, Inc.

Test Technology Associates


The IPS Group, LLC

Trilogy Circuits, Inc.

Variosystems, Inc.


Professional Members of our Chapter


SMTA Global Members

Amazon Celestica, Inc. Cisco Systems, Inc. Creation Technologies Inc. FCA Group Harris Corporation Henkel Electronic Materials LLC HISCO, Inc. IDENTCO ITW EAE Keysight Technologies KYZEN Sdn. Bhd. Metallic Resources, Inc. Micro Systems Technologies Management AG NCAB Group USA, Inc. NEO Technology Solutions Nokia Plexus Corp. Samtec Microelectronics SMAC Specialty Coating Systems, Inc. VEXOS ZESTRON Americas

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SMTA Headquarters
6600 City West Parkway, Suite 300
Eden Prairie, MN 55344 USA

Phone 952.920.7682
Fax 952.926.1819