SMT Stencil Group - Page 2

Category:PCB SMT Stencil

Group Administrators: 1 | Group Member: 47 | Group Threads: 39

The purpose of an SMT stencil is to transfer solder paste to a bare circuit board. Before the assembly of the SMT components solder paste is printed onto the component pads of the printed circuit board by stencil, which are today usually manufactured from steel, more rarely from nickel or polyimide.

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Search Results: 39 Threads，4 Pages Submit Project

0 comments

1053 views

Stencil Life Identification

Hi, How can the life of the stencil be decided? As the stencil is used continuously the thickness go on decreasing. How are you all deciding the life of stencil? As visually its difficult to dec...(view more)

Abdallaoui Maan

2017/4/17 16:31:39

0 comments

1011 views

Invar Stencils

Anyone using Invar Stencils? Do they meet the same level of paste release as chloroformed?(view more)

avonchia

2017/4/17 8:44:44

2 comments

850 views

Stencil Cutters

Hi, we are a low volume high mix contract shop. My boss wants me to investigate getting the necessary equipment to make our own stencils. Would anyone know a good source for this type of equipment? Or...(view more)

mikenaly

2017/4/11 20:06:14

1 comments

895 views

stencil apertures on D Paks

What does everyone use for stencil apertures on D Paks? What's the best way to keep them from floating during reflow?(view more)

Francisco?Javier?García?Oncala

2017/3/1 4:36:13

5 comments

930 views

Store stencil foils in a cheep way

Does anyone have a cheap trick way to store stencil foils?(view more)

don.pincott

2017/3/1 1:02:37

4 comments

832 views

Wet or Dry Wipe for under stencil wiping

What is the preferred method of under stencil wiping? (Wet or Dry wipe)(view more)

john brooks

2017/2/28 23:14:43

4 comments

947 views

Stencil foils delaminating

We are having continual problems with our stencil bindings falling apart in our washer. We use a PMR5000 ultrasonic with Vigon sc2000 cleaning fluid. We cycle them in the washer for about 9 minu...(view more)

juanbrito

2017/2/28 21:44:38

2 comments

955 views

Stencil Design

Hello there, I have a new board, fairly heavily populated with a number of FPBGA on it. The smallest has a pitch of .4mm.I have 3 questions, 1st what is the best appeture for this small pitch. 2...(view more)