Chad Labs

All Gel pen inks are suitable for Gel pen plastic and metal cartridges and direct fill Gel pens.

Pen manufacturer should evaluate Polybutene base Silicone grease as ink follower and compatibility to these inks.

These inks are distinguished by especially well balanced properties. This assortment satisfies nearly all customer requests due to a high degree of reliability and experience.

Physical data and special properties

Download physical data and special properties.

Ink Description	Ink Quality	Item #	Color	Viscosity CPS at 25° C	Specific Gravity	pH	Surface	Light
				at Shear Rate	at 25° C	@ 25° C	Tension @ 25°C	Fastness
				3.75/ Sec. 150 / Sec.	Grams/CC		Dynes/cm
				Max / Min Max / Min
Gel Ink # 19168A	Deluxe Plus	1071-1A	Black	1,400 ----- 75	1.07 + 0.03	7.0 - 8.0	38 + 5	Excellent
Gel Ink # 19179	Deluxe Plus	1071-2A	Blue	1,400 ----- 75	1.07 + 0.03	6.5 - 7.5	38 + 5	Excellent
Gel Ink # 26130	Deluxe Plus	1071-3A	Red	1,400 ----- 75	1.07 + 0.03	7.0 - 8.0	38 + 5	Excellent
Gel Ink # 21130B	Deluxe Plus	NA	Green	1,400 ----- 75	1.07 + 0.03	6.5 - 7.5	38 + 5	Excellent
Gel Ink # 26131	Deluxe Plus	1071-4A	Purple	1,400 ----- 75	1.04 + 0.03	7.0 - 8.0	38 + 5	Excellent
Gel Ink # 26137	Deluxe / R	BK0165	Black	916 / 556 --- 58 /32	1.07 + 0.03	7.0 - 8.0	38 + 5	Excellent
Gel Ink # 26150-00	Deluxe	BK0165	Black	916 / 556 --- 58 /32	1.07 + 0.03	7.0 - 8.0	38 + 5	Excellent
Gel Ink # 26154-00	Regular	NA	Black	916 / 556 --- 58 /32	1.07 + 0.03	7.0 - 8.0	38 + 5	Excellent
Gel Ink # 26138	Deluxe	BK0165	Blue	916 / 556 --- 58 /32	1.04 + 0.03	6.5 - 7.5	38 + 5	Excellent
Gel Ink # 26155-00	Regular	NA	Blue	916 / 556 --- 58 /32	1.04 + 0.03	6.5 - 7.5	38 + 5	Excellent
Roller Inks
Ink Description		Item #	Color	Viscosity CPS at 25° C	Specific Gravity	pH at	Surface Tension	Light
					at 25° C	25° C	at 25° C	Fastness
					Grams/CC		Dynes/cm
Roller Ink # 26146-01	Deluxe	NA	Black	4.0 - 4.9	1.090 + 0.02	7.0 - 8.0	38 + 5	Excellent
Roller Ink # 26151-00	Regular	NA	Black	2.5 - 3.5	1.060 + 0.02	7.0 - 8.0	38 + 5	Excellent
Roller Ink # 26152-00	Deluxe	NA	Blue	3.0 - 4.5	1.080 + 0.02	6.5 - 7.5	38 + 5	Excellent
Roller Ink # 26153-00	Regular	NA	Blue	2.0 - 3.0	1.050 + 0.02	6.5 - 7.6	38 + 5	Good
Roller Ink # 21052 B	Deluxe	NA	Red	2.5 - 3.9	1.080 + 0.01	6.5 - 7.10	38 + 5	Excellent
Roller Ink # 21052 A	Deluxe	NA	Green	2.5 - 3.9	1.080 + 0.01	6.5 - 7.11	38 + 5	Good

All Inks are ASTM D-4236 and EN 71 Panel approved. The finished Gel Pen and roller pens need separate ASTM D-4236 approval. These inks are compatible with metal cartridges.
ISO 12757-1:Gel Pen inks Roller inks and refills-Part 1: General use. ISO 12757-2 Gel pens and refills-Part 2: Documentary use (DOC).

The information given herein is based on our current knowledge and experience. In view of the many factors that may affect processing and application. These claims do not relieve processors from the responsibility of carrying out their own tests and experiments. It is the responsibility of those to whom we supply our products to ensure that any proprietary rights and existing laws and legislation are observed.