... well use Φ12-Φ50 soft PVC glass-fiber pipe production line 1. Auto plastic loader 11) model:ZL-AL3002) motor ... internet communication connecting style. 3. Die11) 45# steel with forged, tempering treatment, and precision processed.2) From φ12mm, φ14mm, φ16mm, ... communication connecting style. 10. Die 21) 45# steel with forged, tempering treatment, and precision processed.2) From φ12mm, φ14mm, φ16mm, ...