Pụrụ iche ọkụ akara

Intumescent Fire Door akara, Pụrụ iche extrusion ọkụ akara na ọkụ warara dabeere na mgbasawanye graphite ihe, ọ na-pụrụ iche maka ọkụ nchara ụzọ gbochie ọkụ & anwụrụ ọkụ pụọ, nwetara ma iguzosi ike n'ezi ihe na mkpuchi ọnụego dị ka achọrọ.
Anyị pụrụ iche extrusion ọkụ akara bụ co-extrusion nke jikọtara na ọkụ ihe onwunwe na rubbe.maka ọrụ nke fireproof na weather seal gasket.