... (supplied volume control chart), vacuum, cutting, accurate weight of rubber parts can be obtained. Introduction of the machine: 1. ... the air and gas in barrel, head ,inside the compound mixture, thereby enhancing the quality of products under the ... the latest design ideas abroad, beautiful appearance. specifications on rubber precision preformer ModelJY125JY200-FJY200-BJY250-KJY250-BDimension (L×W×H ...