What is the material of the Philharmonic pressure? what is the Philharmonic pressure?

Filter cartridge and pressure rod: polyester PET (Copolyester), without BPA filter cover, filter paper holder, mixing rod, funnel: sealing rubber plug on polypropylene Polypropylene (PP) pressure rod: thermoplastic elastomer (thermoplastic elastomer) all materials are approved by the U.S. Food and Drug Administration (FDA) and can be used in direct food contact, but consumers