... 4,CE certificate BBP160 Roller wood decorticator machine log peeler production line: technical parameters:1) Roller diameter:630 mm2) Rotate speed: ... slow down box, transmission chain wheel, bearing block, roller, side plate, landing leg.The material of roller is seamless steel tube ... is 20mm, the thickness of side plate is 8mm, the thickness of inside steel plate is 14mm. log requirements: trees:pine ...