Electronics Forum: cem vs fr4 cost (Page 1 of 1)

Mechanical Router vs Laser Depaneling

Electronics Forum | Tue Feb 06 04:54:39 EST 2018 | Robl

Smells a lot worse even with good extraction. Key things to look out for is laser life on your thickness and layup of panels compared to spindle motor life (Typically 10,000 hours, or 2 years for us) and cost of replacement lasers. We get spindle

cem3

Electronics Forum | Fri Oct 05 09:15:23 EDT 2001 | Ben Bierlein

It is a PCB material that has a woven glass / epoxy internal core and glass veil surface. It is in between the paper materials (FR1,FR2 and CEM1) and FR-4 as far as strength and cost. It is available in HiCTI material for high power applications.

Re: PCB panelization method

Electronics Forum | Tue Nov 16 09:44:18 EST 1999 | - bobar

Ken, The technology you are referring to is also known as return-to-web. This panelization method involves a hard tooled perimeter die and a press equipped with an air cushion. The PCB circuit is punched out and then inserted or "pushed" back into

Warp PCBA- how to repair

Electronics Forum | Sun Jul 15 20:10:09 EDT 2001 | Danial

What is the best method to repair Warped PCBA. Obviuosly twisting it back to make it flat would be a disasterous. The method that I've tried wold be mounting the assembled board to the flat holder with the clamp and bake them at 120 Deg C for about 4

X-ray capabilities needed for Xilinix 1152-ball BGA

Electronics Forum | Thu Feb 03 13:23:30 EST 2005 | caldon

Hi Steve- We have a Glenbrook system and are pretty pleased with it....as far a value vs. cost it works great. I did have an issue with a Soic with a ground plane in the center...yes SOIC!!! The Ground plane was a heat sync that had vias for thermal

Contamination test

Electronics Forum | Mon Jul 30 21:03:44 EDT 2001 | davef

You should specify the level of res based on the effect of the res on the end-use of the product. J-STD-001 defines cleanliness requirements for ALL flux types, including water soluble and no-clean that you mention. 1 There is no equivalency betwee

DPMO as a metic to qualify a CEM as World Class

Electronics Forum | Wed Jan 17 18:08:51 EST 2007 | John S.

We use a fairly simple system. IPC put out standards 7912A and 9261A to define opportunities. Basicly the "number of components" + "number of solder joints" = "number of opportunities." Some six sigma benchmarking studies indicated "Sigma Level" =

Whats new in 3D AOI?

Electronics Forum | Thu Apr 27 08:42:22 EDT 2017 | pvasquez

Hello M. We are a low volume high mix manufacturer with a total of 7 Mirtec AOI machines including a new MV-6 OMNI 3D system. I am very pleased with this machine! When we did our 3D AOI research, my team narrowed the field down to 2 vendors, Mirt

  1  

cem vs fr4 cost searches for Companies, Equipment, Machines, Suppliers & Information

PCB Handling Machine with CE

Training online, at your facility, or at one of our worldwide training centers"
Blackfox IPC Training & Certification

Nozzles, Feeders, Spare Parts - Siemens, Fuji, Juki, Yamaha, etc...
IPC Training & Certification - Blackfox

Component Placement 101 Training Course
2024 Eptac IPC Certification Training Schedule

Software for SMT placement & AOI - Free Download.
Sell Your Used SMT & Test Equipment

High Precision Fluid Dispensers
design with ease with Win Source obselete parts and supplies

"回流焊炉"