Product Overview
049-1D Machine-Printed Silicone Fabric Primer Paste is a water-based polyurethane paste formulated with additives through grinding. This product exhibits strong penetration, excellent fastness to rubbing and washing without separation, and is suitable for oval machine printing.

Performance Features
■Superior fastness
■Rapid resilience
■No separation
■Strong penetration
■Prevents screen clogging during machine printing

Physical Properties
Property    Specification
Appearance    Milky white, transparent paste
Composition    Water-based polyurethane
Ionicity    Anionic
pH Value/25°C    6-9
Viscosity (25°C, No. 4 rotor, 6 rpm)    120,000-140,000 cps

Usage Instructions
●Suitable for cotton, polyester, silicone-coated fabrics, swimwear fabrics, and high-elastic webbing
●Applicable for flatbed and oval screen printing
Blend with 1-2% 1008 or 1-3% 1089 curing agent to enhance strength and adhesion
Typically use 80-140 mesh screens; adjust mesh count according to design complexity
Generally, apply two passes per print. For highly elastic fabrics, first use a transparent base coat, then overprint with white adhesive paste mixed with transparent paste for coloring.
Allow natural drying for 24 hours post-application or oven-dry at 130°C for 2-3 minutes
Storage
Store in a cool, dark place at 5-35°C. Shelf life: six months.