Can you use Rapidograph ink in a fountain pen?

Answer: First off, this ink is designed for use in technical pens, so those who say it’s not for use in fountain pens are wrong. This ink has to pass through a very small flow control wire in a Rapidograph, which is far more delicate than a Lamy nib. As long as you regularly clean your pen, you’ll be ok.

What is the smallest rapidograph pen?

Rapidograph Technical Pen, Proprietary Nib Size 4mm, Line Width: 0.18mm (3165.4Z)

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What is the difference between Rapidograph and Isograph?

The RotringRotring Rapidograph and Isograph pens both serve the same purpose, and both have steel technical drawing nibs, the only difference between the two is that the Rapidograph uses an ink cartridge, and the Isograph is refilled from ink bottles.

What technical pen size is assigned for the dimensions?

The standard sizes for technical drawings pens also differ by a factor √2, ie. 2.00 mm, 1.40 mm, 1.00 mm, 0.70 mm, 0.50 mm, 0.35 mm, 0.25 mm, 0.18 mm, 0.13 mm. This means for example that after drawing with a 0.35 mm pen on A3 paper and reducing it to A4, you can continue with the 0.25 mm pen.

What is the advantage of using Isograph pens?

The Isograph Pen features a refillable ink reservoir. The patented push-on sleeve allows for easy access to and fast cleaning of the ink helix, even when the reservoir is full. The Isograph is ideal for frequent drawing using bottled inks.

What is the difference between technical pen and fineliner?

Fine-liners are felt or hard plastic fiber tipped pens that are usually disposable, comes in a variety of pen widths and are generally used for drawing and sketching. They are also known as technical pens. It is a relatively modern development and an offshoot of the more “traditional” Isograph technical pens.

Is Rapidograph ink waterproof?

Koh-I-Noor Rapidograph Universal Ink is an extremely versatile waterproof drawing ink for use on paper, vellum, drafting film or tracing paper. The fast-drying ink is permanent on most surfaces, but erasable from drafting film.

Who makes rapidograph pens?

Koh-I-Noor Rapidograph
Koh-I-Noor Rapidograph pens have been used by artists, architects, designers, engineers and hobbyists for over 30 years to produce precise, consistent ink lines for any application.