HSR 4020 is a multi-purpose dispersion of Lithol Rubine (Process Red) pigment in a universal vehicle for paste inks.  HSR 4020 can be used alone for making many types of Process Red inks.

Typically used to make Process Red (Magenta) inks, 32 to 50% of HSR 4020 by total formula weight is considered normal for most paste ink formulas.

Chemical Resistance:     5% HCl: Fair    5% NaOH: Fair

Bleed Resistance:

Water:  Very Good   Ethanol:  Good   Hot Paraffin:  Good   Soap:  Poor   Lacquer Solvents: Good   Linseed Oil: Excellent   Diethylene Glycol:  Good   Mineral Spirits: Excellent