Phenolic resin bakeng sa metsoako ea ho bopa ea phenolic
Phenolic resin bakeng sa metsoako ea ho bopa ea phenolic
Lethathamo la lintlha tsa PF2123D
|
Kereiti |
Ponahalo |
Sebaka sa ho thoba(℃) (Tekanyetso ea machaba) |
Phallo ea pellet /125℃(mm) |
Pheko /150℃(s) |
Kopo/ Sebopeho |
|
2123D1 |
Li-flakes tse mosehla o khanyang kapa li-flakes tse tšoeu |
85-95 |
80-110 |
40-70 |
Tloaelehileng, ente |
|
2123D2 |
116-126 |
15-30 |
40-70 |
Matla a phahameng, ho bopa |
|
|
2123D3 |
95-105 |
45-75 |
40-60 |
Tloaelehileng, ho bopa |
|
|
2123D3-1 |
90-100 |
45-75 |
40-60 |
Tloaelehileng, ho bopa |
|
|
2123D4 |
letlapa le mosehla |
95-105 |
60-90 |
40-60 |
Ortho e phahameng, Matla a phahameng |
|
2123D5 |
letlapa le mosehla |
108-118 |
90-110 |
50-70 |
Matla a phahameng, ho bopa |
|
2123D6 |
hlapa e tshehla |
60-80 |
/ |
80-120/180 ℃ |
Boiketsi ba ho iphekola |
|
2123D7 |
Li-flakes tse tšoeu ho isa ho tse mosehla |
98-108 |
/ |
50-80 |
Tloaelehileng, ho bopa |
|
2123D8 |
95-105 |
50-80 |
50-70 |
||
|
4120P2D |
98-108 |
40-70 |
/ |
Ho paka le ho boloka
flake / phofo: 20kg / mokotla, 25kg / mokotla, E phuthetsoe ka mokotleng o lohiloeng, kapa ka mokotleng oa pampiri oa Kraft o nang le liner tsa polasetiki ka hare. Resin e lokela ho bolokoa sebakeng se phodileng, se omeletseng le se nang le moea o pholileng hole le mohloli oa mocheso ho qoba mongobo le ho baka. 'Mala oa eona o tla ba lefifi ka nako ea polokelo, e ke keng ea ba le tšusumetso ho sehlopha sa resin.
phofo ea bakelite le phofo ea phenolic resin e fapaneng.
Phapang ke efe pakeng tsa phofo ea phenolic resin le phofo ea bakelite? Lebitso la lik'hemik'hale la bakelite ke polasetiki ea phenolic, e leng mofuta oa pele oa lipolasetiki tse lokelang ho kenngoa tlhahisong ea indasteri. Phenolic resin e ka lokisoa ka polycondensation ea phenols le aldehydes ka boteng ba acidic kapa alkaline catalysts. Phofo ea Bakelite e fumanoa ka ho kopanya ka botlalo resin ea phenolic le phofo ea patsi e sahiloeng, talc powder (filler), urotropine (pheko ea pheko), stearic acid (lubricant), pigment, joalo-joalo, le ho futhumatsa le ho kopanya ka motsoako. Bakelite phofo e ne e futhumatsoa 'me ea hatelloa ka har'a hlobo ho fumana lihlahisoa tsa polasetiki tsa phenolic tsa thermosetting.
Bakelite e na le matla a phahameng a mochini, e thibelang mocheso hantle, e thibela mocheso le kutu. ka hona, hangata e sebelisoa ho etsa lisebelisoa tsa motlakase, joalo ka li-switches, li-caps tsa mabone, li-headphones, casings tsa mohala, li-casings tsa lisebelisoa, joalo-joalo "Bakelite" e reheletsoe ka eona. .