Apejuwe alaye
Awọn elastomer polyurethane ti a so si oju ti ilu naa jẹ ohun elo sintetiki polima tuntun laarin roba ati ṣiṣu, eyiti o ni mejeeji ti agbara giga ati rirọ ti ṣiṣu ati roba.
O ni awọn abuda wọnyi:
1.Wide líle ibiti o. O tun ni elongation ati resilience ti roba labẹ lile lile. Iwọn líle ti polyurethane elastomer jẹ Shore A10-D80.
2.High agbara. agbara fifọ wọn ati agbara gbigbe jẹ ga julọ ju ti roba gbogbo agbaye labẹ lile kanna. Ni líle ti o ga, agbara ipa rẹ ati agbara atunse ga pupọ ju ṣiṣu lọ.
3.The wọ resistance jẹ gidigidi dayato, gbogbo ni ibiti o ti 0.01-0.10 (cm3) / 1.61km, nipa 3-5 igba ti roba.
4.Excellent epo resistance. Polyurethane elastomer jẹ iru agbopọ polar pola to lagbara, o ni isunmọ kekere pẹlu epo nkan ti o wa ni erupe ti kii ṣe pola, ati pe o fẹrẹ ko baje ninu epo epo ati epo ẹrọ.
5. O dara ifoyina ati osonu resistance.
6. Iṣẹ gbigbọn gbigbọn ti o dara julọ, pẹlu idinku gbigbọn, ipa ifipamọ.
7. Ti o dara kekere iwọn otutu išẹ.
Ọja Awọn paramita
Awọn aye iṣẹ polyurethane gbogbogbo ti ijabọ ayewo ti o pe:
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Polyurethane awoṣe
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HJ-3190A
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NCO%
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3.7
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Agbara Fifẹ (Mpa)
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10
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Agbara omije (KN/m)
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55
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Ilọsiwaju ni isinmi (%)
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450
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Funmorawon titilai 22h 70℃ (%)
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12
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Akron Abrasion (cm³/1.16km)
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≤0.08
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Iye Lile (Okun A)
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90
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Abajade Idanwo
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Ti o peye
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Diagrammatic Drawings and Parameters
Diagrammatic Drawings and Parameters for Polyurethane Pulley(Polyurethane Lagging Pulley):

Iwọn igbanu
(mm)
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Φ1
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Φ2
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L
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L1
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L2
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D1
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D2
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D3
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t1
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t2
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a
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m
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h
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b
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n
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u
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v
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Remarks
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