Matsui Under Base Blocker 301-LG Black Water Base Screen Printing Ink

Application:

Print Under Base Blocker LG up to 120 mc in (47 mc cm) and cure at 320°F (160°C). A thicker stencil is preferred to achieve a heavier deposit of Under Base Blocker LG to provide better coverage of the fabric and prevent migration. Note: Due to variations in dyed polyesters, any application whether referenced or not in this technical data sheet should be pre-tested for suitability on the actual production fabric and/or consultation sought with Matsui International prior to printing.

Special Recommendations:

Under Base Blocker LG should be mixed in clean vessels using clean mixing blades and utensils. Any contamination from other ink sources or non-approved additives could make Under Base Blocker LG test positive for restricted PVC’s.

• Use Retarder MG 1-5% to help with open time in the screen
• Use Fixer WF-N 1-5% to help with wash fastness
• Use Fixer L 1-3% to help with wash fastness(Low cure crosslinking additive)
• Use Thickener B .25-1% to help thicken the ink
• Use RV Additive 1-3% to reduce viscosity

Technical Data Sheet:

• Wet Ink Tack | Low
• After Flash Tack | Low
• Printability | Excellent
• Surface Appearance | Matte
• Opacity/Viscosity | High/Medium
• Bleed Resistance | Excellent
• Flash Temperature | 160°F (71°C)/decreases with deposit thickness
• Cure Temperature | 320°F (160°C)
• Squeegee Hardness | Medium
• Squeegee Blade | Sharp
• Squeegee Angle | 45 degrees to screen
• Squeegee Speed | Medium
• Underlay | N/A
• Emulsion | Direct or indirect
• Mesh Count | 80-120 mc in (32-47 mc cm)
• Thinner | RV Additive
• Thickener | Thickener B
• Storage | 65°F to 95°F (18°C to 35°C). Avoid direct sun.
• Cleanup | Water and mild soap or detergent
• Color Range | Black
• Substrate Type | Cotton/Poly, Polyester
• Substrate Color(s) | Light, Medium and Dark Fabrics

Matsui Under Base Blocker LG Technical Data Sheet

Matsui Under Base Blocker Safety Data Sheet