III
(5)WiththeincreaseofPVAfibercontent,thebendingstrengthofmagnesiteplateincreaseso
bviously,whichindicatesthatthebridgeeffectbetweenPVAfibersismoreandmoreobvious.Ho
wever,whenthecontentofPVAfibercontinuestoincrease,theincreaseofbendingstrengthofthe
sampleslowsdown.ItisconsideredthatmorePVAfibersarenoteasytodisperseintheslurry,whi
chmakesthestructureofthesampleuneven,sotheincreaseofstrengthslowsdown.Itisconsidere
dthatthecontentofPVAfiberisD2ismoresuitable.
(6)PVAfiberreinforcedmagnesiteplateno
菱镁板制备及性能研究-14858字.pdf