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Non-Contact Laser Welding for Medical Blood Plasma Separation Tube Housings
Date:2026-04-01 13:59     Source:daokedao     Browse:44
Blood plasma separation tubes are used for blood component separation and storage, requiring high sealing, centrifugation resistance and biocompatibility, adapting to high-speed centrifugation (≥3000g), no tube wall cracking and blood leakage. Traditional adhesive bonding has poor centrifugation resistance, easy cracking during centrifugation, leading to sample scrapping. DaokeDao laser welding provides a high-strength sealing scheme for medical-grade PP and PET materials, forming a uniform and dense weld, with strong pressure resistance and centrifugation resistance, ensuring no cracking or leakage during high-speed centrifugation. The weld is smooth and internal burr-free, no damage to blood cells, ensuring blood sample integrity. The process is particle-free and sterile-grade, no sample contamination, complying with clinical blood testing standards. The equipment supports automated high-volume production, with stable quality, helping blood testing consumable manufacturers improve product pass rate and reduce sample loss.


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