Category Archives: Ink Sac and Diaphragm Repair/Replacement

Another Ink Victim

About once every other week I receive a pen from a customer stating the filling system will not fill. And every time I take the pen apart, and the pen has an ink sac, I find it destroyed from the … Continue reading

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Another Caustic Ink Victim

Holidays are fun for trying out new ink, until you use that non-factory ink, and then this happens to you, chemically melted ink sac! Even my tools were gummed up; its like having chewing gum stuck to the sole of … Continue reading

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Caustic Ink Victims

Just had to share; in my opinion another “victim” of caustic ink. Compare the damaged feed of this S.T. Dupont pen to that of a new feed for the same pen. In my opinion, chemically melted plastic is a common … Continue reading

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Another Non-Factory Ink Victim

Great extra fine flex pen, but non-factory ink was put into the pen, photos tell all. Almost clogged in the feed channels, ink sac ruined too.

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In My Opinion; You Thought Vinyl Ink Sac’s Can Stand Up to Permanent, Non-Factory Inks? Look Again.

In my opinion, best to stay away from permanent inks like Noodler’s. Well, add this lovely pen, and its now quite ruined vinyl sac, to the list of victims of permanent ink. I received this modern Conway Stewart limited edition … Continue reading

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In My Opinion, Another Victim of Noodler’s Private Reserve

Well, time and time again I see nice pens with destroyed ink sacs. Such is the case below. Nothing like a chemical “melt” of a rubber ink sac by a very caustic ink, and this example picture below is typical. … Continue reading

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So, Does Your Vacumatic Sac Still Work?

So, you say that you can’t get ink into your Parker Vacumatic, or another pen that takes an ink sac. I can help! Let me change your ink sac for you during your nib modification and you can be assured … Continue reading

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