66 hasl surface flatness results

Beyond the Surface: A Peek into How PCBs Are Made

Imagineering, Inc. | https://www.pcbnet.com/blog/how-pcbs-are-made/

. Common types of surface finishes are: HASL (Hot Air Solder Leveling): A cost-effective finish that enhances solderability and protects copper. ENIG

Imagineering, Inc.

PCB Assembly Technology Roadmap | Imagineering

Imagineering, Inc. | https://www.pcbnet.com/capabilities/assembly/technology-roadmap/

• Inner Layer - 10 oz • Inner Layer - 16 oz Buried/Blind Via 10+N+10 (HDI) Plasma Desmear Yes Outline Tolerance +/-.004 Surface Finish • HASL • ENIG • Immersion Silver • OSP (ENTEK) • Carbon • Immersion Tin • Electrolyic Gold • ENEPIG • ENIPIG Impeadance Control

Imagineering, Inc.

PCB Fabrication Technology Roadmap | Imagineering

Imagineering, Inc. | https://www.pcbnet.com/capabilities/fabrication/technology-roadmap/

• Inner Layer - 10 oz • Inner Layer - 16 oz Buried/Blind Via 10+N+10 (HDI) Plasma Desmear Yes Outline Tolerance +/-.004 Surface Finish • HASL • ENIG • Immersion Silver • OSP (ENTEK) • Carbon • Immersion Tin • Electrolyic Gold • ENEPIG • ENIPIG Impeadance Control

Imagineering, Inc.

Transport Wheel Shims

GPD Global | https://www.gpd-global.com/co_website/pdf/lead-former/CF8-Transport-Wheel-Maintenance-817-1-18.pdf

. Check hub surface for flatness. If it has a run-out variance over .003" (0.08 mm), replace the hub. 4. Check transport wheel holder surface for flatness

GPD Global

Transport Wheel Shims

GPD Global | https://www.gpd-global.com/pdf/lead-former/CF8-Transport-Wheel-Maintenance-817-1-18.pdf

. Check hub surface for flatness. If it has a run-out variance over .003" (0.08 mm), replace the hub. 4. Check transport wheel holder surface for flatness

GPD Global

#1 Evaluation Parameters  Boards, HASL and OSP  Components, Tin and Tin/Lead  Solder, SAC 305 and Tin/Lead Investigation of the Forward and Backward Compatibility of Solder Alloys With Component Finishes for HASL and OSP PCB Finish, Anand Kannabiran, Elavarasan T

| https://www.eptac.com/wp-content/uploads/2021/11/webinar_eptac_12_17_08.pdf

Bottom Termination Parts - EPTAC - Train. Work Smarter. Succeed

| https://www.eptac.com/faqs/ask-helena-leo/ask/bottom-termination-parts

…”document describes the design and assembly challenges for implementing Bottom Termination surface mount Components (BTCs) whose external connections consists of metalized terminations that are an integral part of the component body”. 1.2 INTENT states

CF8 Infeed Guide Blades Adjustment

GPD Global | https://www.gpd-global.com/co_website/pdf/lead-former/CF8-Infeed-Guide-Blades-Adjustment.pdf

. Then measure on the stepped surface of the infeed guide blade for flatness at a height +.020” from the zero point. f. If the height measures +.020

GPD Global

CF8 Infeed Guide Blades Adjustment

GPD Global | https://www.gpd-global.com/pdf/lead-former/CF8-Infeed-Guide-Blades-Adjustment.pdf

. Then measure on the stepped surface of the infeed guide blade for flatness at a height +.020” from the zero point. f. If the height measures +.020

GPD Global

EPTAC '05 Data Sheets

| https://www.eptac.com/wp-content/uploads/2021/10/EPTAC_DataSheet_600-CIS.pdf

& IPC-7721 Instructor & Operator Certification Hand Soldering Skills ■ Soldering Basics, Wires & Terminals, Lap Solder Joints, Through-Hole and Surface Mount Training PCB Fundamentals