| 摘要 |
PROBLEM TO BE SOLVED: To surely transfer a front end portion to be extruded from a roller head onto an endless tape. SOLUTION: In the roller head 10 regulating the thickness of a rubber strip P from the main body 9 of a rubber extruder to a finish thickness TO, a gap D between an upper calender roll 10U and a lower calender roll 10L is made larger than the finish thickness TO by raising the upper calender roll, and after the front end part PA of the rubber strip P passes through the roller head 10, the upper calender roll 10U is lowered to set the gap at the finish thickness TO. |
