The research of the molding system for the castable polyurethane tire is introduced, mainly including the design and development of the core mold, outermold and rotatable frame.
介绍聚氨酯浇注轮胎成型系统的研究，主要包括芯模、外模及翻转架的设计和研制。
2
The formulation and mold design, product structure, process and product properties of the rubber seal ring with outer case for push-pull rod were introduced.
介绍了推拉杆用外嵌骨架橡胶密封圈的配方、产品构型、模具设计、生产工艺及产品性能。
3
The casting technique with top gating system, outer shaped iron chill, compound casting mold and core assembly molding was used for producing aluminum impeller on a large scale successfully.