The importance of mesh preparation
Polyester mesh is the most commonly used mesh today because it is resistant to most screen chemicals and also it doesn’t absorb water and change tension during use. However, the down side is that untreated fibres of a Polyester mesh also have a very smooth hydrophobic surface. Inks and solvents then deposit greasy residues to this surface, so you can see that trying to get a water based stencil to adhere is very difficult!
The key to overcoming this problem is effective mesh preparation to help the stencil adhere better to the surface.
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