Ihe mgbaze dabere na TPU nrapado ọma viscosity
banyere TPU
TPU (thermoplastic polyurethane) na-eme ka oghere ihe dị n'etiti rubbers na plastik dị. Ya nso nke anụ ahụ Njirimara na-enyere TPU-eji dị ka ma a siri ike roba na a soft engineering thermoplastic.TPU enwetawo ojiji zuru ebe nile na ewu ewu na puku kwuru puku ngwaahịa, n'ihi ogologo ha, nro na colorability n'etiti uru ndị ọzọ. Na mgbakwunye, ha dị mfe nhazi.
Dị ka ihe na-apụta dị elu-tech na gburugburu ebe obibi-enyi na enyi ihe, TPU nwere ọtụtụ magburu onwe Njirimara dị ka obosara hardness nso, elu n'ibu ike, pụrụ iche oyi na-eguzogide, ezi nhazi arụmọrụ, gburugburu ebe obibi enyi na enyi na-emebi emebi, mmanụ na-eguzogide, mmiri na-eguzogide na ebu.
Ngwa
Ngwa: Ihe mgbakwasa mgbaze, ihe nkiri nrapado na-ekpo ọkụ, akwa akwa akpụkpọ ụkwụ.
Oke
| Njirimara | Ọkọlọtọ | Nkeji | D7601 | D7602 | D7603 | D7604 |
| Njupụta | ASTM D792 | g/cms | 1.20 | 1.20 | 1.20 | 1.20 |
| Isi ike | ASTM D2240 | Oke A/D | 95/ | 95/ | 95/ | 95/ |
| Ike ọdụdọ | ASTM D412 | MPa | 35 | 35 | 40 | 40 |
| Ogologo oge | ASTM D412 | % | 550 | 550 | 600 | 600 |
| Viscosity (15% na MEK.25°C) | SO3219 | Cps | 2000+/-300 | 3000+/-400 | 800-1500 | 1500-2000 |
| MnimmAction | -- | Celsius C | 55-65 | 55-65 | 55-65 | 55-65 |
| Ọnụego kristal | -- | -- | Ngwa ngwa | Ngwa ngwa | Ngwa ngwa | Ngwa ngwa |
Egosiri ụkpụrụ ndị a dị n'elu dị ka ụkpụrụ na-ahụkarị na ekwesighi iji ya dịka nkọwapụta.
ngwugwu
25KG / akpa, 1000KG / pallet ma ọ bụ 1500KG / pallet, esichara plastic pallet
Ijikwa na Nchekwa
1. Zere iku ume nhazi uzuzu na vapors
2. Mechanical njikwa akụrụngwa nwere ike ime ka e guzobere uzuzu. Zere uzuzu iku ume.
3. Jiri usoro ntọ ala kwesịrị ekwesị mgbe ị na-ejikwa ngwaahịa a ka ịzenarị ebubo electrostatic
4. Pellets n'ala nwere ike na-amị amị ma mee ka ọ daa
Ndụmọdụ nchekwa: Iji nọgide na-enwe ogo ngwaahịa, chekwaa ngwaahịa na ebe dị jụụ ma kpọọ nkụ. Debe n'ime akpa mkpuchi nke ọma.
Ihe ndetu
1. A pụghị iji ihe TPU mebiri emebi mee ngwaahịa.
2. Tupu ịkpụzi, ọ dị mkpa ka akọrọ nke ọma, karịsịa n'oge extrusion ịkpụzi, ịfụ ịkpụzi, na film ịfụ ịkpụzi, na tighter chọrọ maka mmiri ọdịnaya, karịsịa na iru mmiri oge na elu iru mmiri ebe.
3. N'oge mmepụta, a ga-atụle ihe owuwu, mkpakọ mkpakọ, omimi omimi, na akụkụ L / D nke ịghasa ahụ dabere na njirimara nke ihe. A na-eji skru na-akpụzi injection injection ịkpụzi, na-eji kposara extrusion maka extrusion.
4. Dabere na fluidity nke ihe, tụlee ihe owuwu, size nke gluu ntinye, nozzle size, eruba ọwa Ọdịdị, na ọnọdụ nke iyuzucha ọdụ ụgbọ mmiri.
Asambodo
