... ,between ningbo and hangzhou city ,covering total 30000 meters,our main products : crochet machine ,lace machine ,covering machine ,twisting ... test production demand. The machine is divided into three main sections.Technical parameterOperational breadth: 762mm(30 inch)GaugeNeedles ... barsStitch Density: 5-20S/cmLink Chain: 12-50 sectionsMain Shaft Speed: Max. 1500r/minThe Girth of Rack Frame: 170cmWhole ...