Shrinkless Collet Tool for Tube Expanding Machines: This advanced collet, made from spring steel and heat-treated for added durability, ensures that tubes like copper, aluminum, and stainless steel remain expanded during the process. It's ideal for industries such as HVAC, automotive, and heat exchanger production. Custom sizes can be provided for various tube diameters and expander configurations.

Guangzhou Runshi Mold Co., Ltd. focuses on the precision machinery manufacturing industry. Since its establishment, the company has mainly provided equipment molds, vulnerable parts, and cutting tools for air conditioning and heat exchanger manufacturing enterprises. It also provides ceramic parts and tungsten steel parts for industries such as new energy, fluid control, medical devices, semiconductor, aerospace, photovoltaics, lithium batteries, petrochemicals, high-precision automation equipment, electronic communication, automobiles and so on.