Fixed screw and washer: Stainless steel
Case: Glass fiber reinforce polypropylene
Shaft: Alumina ceramic
Lmpeller: Glass fiber reinforce polypropylene
Drived magnet: Sr ferrite
Seal ring: Fluoride rubber(FKM)or ternary ethy
Lenepropylene rubber(EPDM)
Lnsulate sheath: Glass fiber reinforce polypropylene
Driving magnet: Sr ferrite |
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