Ọla kọpa ọkpọkọ, Ọla kọpa tube, elu ugboro ọla kọpa tube, induction ọla kọpa tube
Nkọwapụta mmepụta
A na-eji ya eme ihe maka ikpo ọkụ induction dị elu nke igwe igwe tube. Site na mmetụta akpụkpọ ahụ, a na-agbaze akụkụ abụọ nke nchara nchara, na akụkụ abụọ nke nchara ahụ na-ejikọta ọnụ mgbe ị na-agafe na roller extrusion.