THEORETICAL
SCREEN PRINTING TRAINING
TOPICS |
PRACTICAL
SCREEN PRINTING TRAINING
TOPICS |
Advantages
and disadvantages of screen printing. |
Addition
of solvents. |
Consumables
- Care, purchasing & inspection. |
Basic
set up procedures. |
Controlling
and maintaining production. (Process Control Documentation). |
Clean
down procedures. |
Establishing
and
maintaining quality. |
Cleaning
the stencil. |
Floodcoaters
- Profiles & setting. |
Effect
of squeegee angle and hardness. |
Four
colour process - Alternative systems; hexachrome, geometric, stochastic. |
Effects
of mesh count, etc. |
Four
colour process - What does it mean? How does it work? What are the
critical areas? What is the terminology used? etc. |
Health
& Safety and Environmental. |
Four
colour process separations, angles, dot shape and line ruling. |
Ink
mixing. |
General
discussion on production and problem areas. |
Machine
function &
controls of machine(s). |
Health
& Safety, COSHH & environmental legislation. |
Maintain
quality of print. |
Ink
mixing, solvent addition, colour matching and proofing. |
Problem
solving. |
Inks
- Basic constituents of solvent and UV inks (including setting of
drying conveyors). |
Set
up and run screen printer. |
Origination/photopositives. |
- |
Preparing
for machine set up (Kit of parts). |
- |
Principles
of colour matching - metameric and spectral matches, viewing conditions. |
- |
Principles
of screen printing. |
- |
Print
hints -
A systematic approach. |
- |
Set
up procedures -
The systematic approach, reducing the variables. Setting snap, peel
off, tension, etc. |
- |
Squeegees
-
Effect of angle, hardness and profile, squeegee dressing. |
- |
Introduction
to Stencil Making - Mesh types, mesh count, tension, emulsions,
good and bad stencils, stencil making. |
- |
Substrates
- Types of materials and associated handling and print problems,
pre-treatment. |
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