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ongtong ptfe/teflon plastic tower: Pall ring and Raschig ring made entirely of PTFE.A type of unique plastic random packing intended for use in certain working environments and applications is called PTFE Plastic Pall Ring.We can customize the size of our fluorine tower packaging to meet the needs of our customers.
link:https://www.ttptfe.com/ptfe-pall-ring/ptfe-plastic-pall-ring.html
PTFE Plastic Pall Ring