High-elasticity printing textile silicone, because the colloid viscosity is too strong, the screen-passing performance is poor during screen printing. The commonly used silicone thinner RG-1080 improves the mesh-passing performance. The following is a high-elasticity silicone adding such as RG-1080 and adding RG-2660M-3 to do a screen-passing performance test comparison.
Raw material: High-elasticity printing textile silicone RG-2666, RG-1080, RG-2660M, curing agent RG-B80.
Tools: Balance scales 120 mesh screen printing screen, screen printing area 10cm*10cm, squeegee hardness 70 shore A, constant pressure printing machine
Test process: 1. RG-2666+10% 1080 as the subject matter A.
Note: (RG-2660M-3 is referred to as M-3)
Item1.
Item | The volume ofpassing throughthe mesh(ml) |
A+5%1080 | 950ml |
A+10%1080 | 970ml |
A+15%1080 | 940ml |
A+20%1080 | 920ml |
Item2.
Item | The volume ofpassing throughthe mesh(ml) |
A+5%M-3 | 940ml |
A+10%M-3 | 950ml |
A+15%M-3 | 970ml |
A+20%1M-3 | 982ml |
Item 1. (A+5-20%1080)
Item 2. (A+5-20%RG-2660M-3)
In conclusion:
The High-elastic silicone RG-2666 is added with 1080, with the increase of the addition amount, the better the Ink meshing performance. When the addition amount exceeds 25%, the amount of ink overflow begins to decrease due to the decrease of solid content.
Adding 5% RG-2660M-3 increases the ink flow greatly. With the increase of RG-2660M-3, the ink flow gradually increases.
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