Okun Polypropylene (PP Fiber)ti farahan bi aropo to ṣe pataki ni imọ-ẹrọ nja, olokiki fun agbara rẹ latimu agbara,din awọn wo inu, atimu ipa resistance. Nigbati a ba ṣepọ ni deede, awọn imudara micro-imudara ṣiṣẹ bi awọn eroja fifẹ pinpin, didi awọn dojuijako bulọọgi ati aapọn pinpin lati jẹki iduroṣinṣin igbekalẹ.

Bibẹẹkọ, iwọn lilo aibojumu-boya pupọju tabi aipe-le ba iṣẹ ṣiṣe jẹ, ti n tẹnumọ pataki ohun elo to peye.

Awọn ipa ti PP Fiber ni Nja Mix

PP Fiber n pese awọn anfani imọ-ẹrọ pataki mẹta:

1. Crack Mitigation: Lakoko itọju ipele-tete, o ṣe idiwọ idinku ṣiṣu ṣiṣu nipa didapọ awọn dojuijako micro-cracks, idilọwọ itankale wọn sinu awọn abawọn ti o han.

2. Toughness Imudara: Nipa imudarasi ductility, PP Fiber iyi awọn nja ká agbara lati fa ikolu ati rirẹ èyà, atehinwa brittle ṣẹ egungun ewu.

3. Agbara Augmentation: Nipasẹ kikun-asan ati isọdọtun kiraki, o dinku permeability, aabo lodi si titẹ omi, ipata kemikali, ati ibajẹ rebar.

Awọn abajade ti Non-Fiber Concrete

♦ Ṣiṣu idinku Cracking

Ni aini ti PP Fiber: Iyara ọrinrin iyara nfa awọn dojuijako dada (iwọn 0.3-2 mm) laarin awọn wakati 24, ti o ba iduroṣinṣin dada.
Pẹlu PP Fiber: Fiber-matrix ibaraenisepo din ni kutukutu-ipele wo inu nipasẹju 70%.

♦ Aipe Resistance Ipa

Nja ti ko ni agbaraṢe afihan ikuna brittle labẹ 30 J agbara ipa (fun apẹẹrẹ, awọn ikọlu orita tabi ikojọpọ agbara).
Fiber-fikun nja: Agbara gbigba agbara pọ si2-4 igba, dindinku awọn ewu dida egungun.

♦ Iyara Ibajẹ Agbara Imudara

Laisi PP Fiber: Awọn dojuijako ti a ko ni iṣakoso dẹrọ omi ati ilaluja kiloraidi, imudara ipata rebar ati spalling dada.
Pẹlu PP Fiber: Iṣakoso kiraki wiwọ (60%, extending iṣẹ aye nipa8-12 ọdunni awọn agbegbe lile.

Pipo Performance Comparison

Awọn data pipo atẹle ṣe afihan awọn anfani ojulowo ti PP Fiber ni awọn metiriki iṣẹ ṣiṣe bọtini:

Awọn ewu ti Aiṣedeede PP Fiber Dosage

1. Insufficient Fiber Afikun

•Ikuna Iṣakoso kiraki: Imudara aipe ngbanilaaye awọn dojuijako isunki lati gbooro nipasẹ40%(fun apẹẹrẹ, ni awọn ohun elo pẹlẹbẹ).

•Ilọkuro Iṣe Ipa: Yiyi fifuye agbara silė nipa30%-50%, jijẹ ailagbara si ijabọ tabi awọn ẹru jigijigi.

•Ibaje isare: Chloride ingress awọn ošuwọn jinde nipa60%ni tona agbegbe, compromising rebar Idaabobo.

2. Afikun Fiber ti o pọju

•Iyapa & Clumping: Agglomerated awọn okun ṣẹda agbegbe alailagbara agbegbe, atehinwa agbara compressive nipasẹ10%-15%.

•Ibaṣepe Iṣẹ: Slump dinku nipasẹdiẹ ẹ sii ju 15%, nilo afikun omi ati jijẹ awọn ewu ipin-simenti omi.

•Ifarada Agbara: Kikọlu pẹlu simenti hydration dinku agbara mnu, ti o ni ipa lori iduroṣinṣin igbekalẹ.

Apeere Ọran

Ijọpọ pẹlẹbẹ ile-iṣẹ 6 m³ ti a ṣe apẹrẹ fun 1.5 kg/m³ PP Fiber (lapapọ 9 kg)

•Abẹ iwọn lilo (0.5 kg/m³): Idaduro kiraki n dinku nipasẹ 40%.

•Aṣeju iwọn lilo (4 kg/m³): Iṣe-ṣiṣẹ silẹ nipasẹ 15% pẹlu awọn abawọn oyin.

Awọn Iwọn Atunse fun Awọn Aṣiṣe Dosage

Pre-Pouring Awọn atunṣe

•Atunse iwọn lilo: Fi awọn okun ti o padanu ati atunṣe fun awọn iṣẹju ≥5(maṣe fi simenti ti o gbẹ rara).

•Imudara pipinka: Agbekale 0.2% polycarboxylate dispersant lati yanju clumping.

•Imupadabọ iṣẹ-ṣiṣe: LoJINJI superplasticizerlati ṣetọju slumplai compromising mix design.

Gbigbe-lẹhin (Ṣaaju Eto)

•Mechanical Redistribution: Darapọ-iyara kekere kekere (30 awọn aaya) lati tun tuka awọn okun, yago fun ipinnu apapọ.

•Dada Atunse: Yọ han clumps nipasẹ irin comb raking.

Awọn ojutu-lile

•Idanwo ti kii ṣe iparun (NDT): Rii daju awọn kika hammer rebound≥40 MPafun adequacy igbekale.

•Crack isodi: Abẹrẹ iposii sinu awọn dojuijako> 0.3 mmlilo ASTM C881 Ilana.

Awọn Itọsọna Imọ-ẹrọ fun Iṣe Ti o dara julọ

▶ Niyanju Doseji Ibiti

*Akiyesi: Nigbagbogbo ṣe awọn apopọ idanwo lati fọwọsi iwọn lilo ti o da lori apapọ gradation, iru simenti, ati awọn pato iṣẹ akanṣe(Awọn loke jẹ fun itọkasi nikan).

▶ Ilana Dapọ

•Agbekale awọn okunpẹlu 20% ti awọn akojọpọlati dena clumping.

•Illa fun diẹ ẹ sii ju 90 aayalati rii daju isokan pipinka.

JINJI PP Okun: Imọ-ẹrọ fun Igbẹkẹle

Gẹgẹbi olupilẹṣẹ oludari ti awọn afikun kemikali ikole, JINJI CHEMICAL kii ṣe agbejade nikanether cellulose,redispersible polima lulú, sugbon peluHPS, PCE, CMC, PP Fiberati bẹbẹ lọ. JINJI daapọ gige-eti R&D pẹlu iṣakoso didara to muna ati ṣiṣẹ awọn ile-iṣẹ ni kariaye. Pẹlu ifaramo si ĭdàsĭlẹ ati didara, JINJI's Ere PP Fiber nfunni:

✅Pipin Aṣọ: Imọ-ẹrọ anti-clumping ti ohun-ini ṣe idaniloju pinpin isokan.

✅Imudara igbekale: Ṣe alekun agbara iyipada nipasẹ 8–12% ati dinku iwọn kiraki nipasẹ 50% (ASTM C1609).

✅Iwapọ: Dara fun precast, simẹnti-ni-ibi, ati awọn ohun elo atunṣe.

✅Iduroṣinṣin: Ti a ṣelọpọ lati 100% polypropylene ti a tunlo, ni ibamu pẹlu ISO 9001 ati ASTM C1116 awọn ajohunše.

✅Ibamu Afikun: Ibamu ti o dara julọ pẹlu awọn ohun elo ti o wọpọ gẹgẹbi idinku omi, ti o nipọn, oluranlowo idaduro omi, retarder, oluranlowo omi, bbl

OlubasọrọAwa: Fun awọn aṣa adapọ aṣa tabi atilẹyin imọ-ẹrọ, imeelicontact@jinjichemical.comtabi ipe+ 86-159-30812945taara. Rii daju pe awọn iṣẹ ṣiṣe nja rẹ ni anfani lati imuduro okun to dara julọ!