The invention discloses a polyolefin core pipe and a preparation method thereof.
本发明公开了一种聚烯烃芯管及其制备方法。
Silicon core pipe was prepared with HDPE and silicone resis as the main materials.
以HDPE和硅胶母料为主要原料，制备了硅芯管。
The invention relates to a pen core, which comprises a core pipe with a pen tip. The pen core is characterized in that the pen tip is connected to the pen core through screw threads.
本发明的笔芯，包括带有笔尖的芯管，其特殊之处在于：笔尖通过螺纹连接在笔芯上。
The prepared core pipe with 75mm to 360mm of inside diameter and 7mm to 30mm of wall thickness can replace various paper core pipes, thereby having a wide popularization and application prospect.
用其制备成的内径75～360毫米、壁厚7～30毫米的芯管，可以取代现有各种纸质芯管，具有广泛推广应用前景。
The prepared core pipe with 75mm to 360mm of inside diameter and 7mm to 30mm of wall thickness can replace various paper core pipes, thereby having a wide popularization and application prospect.
用其制备成的内径75～360毫米、壁厚7～30毫米的芯管，可以取代现有各种纸质芯管，具有广泛推广应用前景。
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