ʻO ka hoʻoheheʻe ʻana, ʻike ʻia hoʻi ʻo ka rotational molding, rotary molding, rotary molding, etc., he ʻano hana hollow hollow o thermoplastics. ʻO ke ʻano o ka hoʻohui mua ʻia ʻana o nā mea palaka i loko o ka mold, a laila e hoʻohuli mau ʻia ka ʻōpala ma nā koʻi ʻelua a wela. Ma lalo o ka ...
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