Fountain pen occupation standard

From;  Author:Stand originally

[Hui Cong manages network of general articles for use] This level is comfortable the tap water of the liquid ink that is pigment at having dye of water-solubility of harbour lay aside and device of metallic pen point.

1 classification and level

Gold fountain pen of cent of 1.1 fountain pen and iridium-point pen two kinds. Needle of gold fountain pen is made with golden alloy, most advanced solder has pen point alloy of platinum a group of things with common features, iridium-point pen needle is made with stainless steel, most advanced solder has pen point alloy of platinum a group of things with common features or wear-resisting hard alloy.

1.2 iridium-point pen divide iridium-point pen of tall difficulty class and common iridium-point pen two kinds.

2 technologies ask

The index of 2.1 various fountain pen must accord with regulation issueing a list:

Project name
Gold fountain pen
Iridium-point pen
Advanced article
General class is tasted
Nib slips degree Main writing surface: The front slants left 30º , slant right 30º is smooth, the opposite is general good write (consult real kind) Main writing surface: The front slants left 30º , slant right 30º is smooth, the opposite is general good write (consult real kind) Main writing surface: The front slants left 30º , slant right 30º is smooth, the opposite is general good write (consult real kind)
Fight slack sex 70mmHg does not drip high slack 50mmHg does not drip high slack 30mmHg does not drip high slack
Write continuously
30min does not cut off the water supply
Intermittence is written
20min does not cut off the water supply

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