ebonite

Emblema is available as fountain pen with 18K gold nib and ebonite feeder, rollerball pen and twist-action ballpoint pen.

系有18K墨水、走珠和旋式原子可供选择。

Ebonite is one kind of special rubber product with high strength, high modulus, high hardness and fine unnotched impact resistance.

硬质橡胶是一种具有高强度、高硬度、高模量以及良好无缺口抗冲击强度的特种橡胶制品。