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dual nibs

Pen nibs,marker nibs,various of size and style

 

Item : nibs

Material: UHMWPE

Mean pore diam: 15-40um

Porosity: 25-40%
Density:0.4-0.7 g/cm3
Tenacity:  5N/mm2
Resistivity:  > 1015Wxcm
Thermal stability: 120 degree


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