ROOLKA FOAM-KA EE KAASHA NBR PVC NITRILE waa agab jilicsan oo lagu dahaadho kulaylka, lagu ilaaliyo kulaylka iyo lagu ilaaliyo tamarta iyadoo la adeegsanayo caagga butyronitrile oo leh waxqabadka ugu fiican iyo polyvinyl Chloride (NBR & PVC) oo ah agabyada ceeriin ee ugu muhiimsan iyo agabyada kale ee tayada sare leh iyada oo loo marayo xumbo iyo wixii la mid ah habka gaarka ah.
| Cabbirka Kingflex | |||||||
| Thickness | Wlambarka 1m | Wlambarka 1.2m | Wlambarka 1.5m | ||||
| Inji | mm | Cabbirka (L*W) | ㎡/Roll | Cabbirka (L*W) | ㎡/Roll | Cabbirka (L*W) | ㎡/Roll |
| 1/4" | 6 | 30 × 1 | 30 | 30 × 1.2 | 36 | 30 × 1.5 | 45 |
| 3/8" | 10 | 20 × 1 | 20 | 20 × 1.2 | 24 | 20 × 1.5 | 30 |
| 1/2" | 13 | 15 × 1 | 15 | 15 × 1.2 | 18 | 15 × 1.5 | 22.5 |
| 3/4" | 19 | 10 × 1 | 10 | 10 × 1.2 | 12 | 10 × 1.5 | 15 |
| 1" | 25 | 8 × 1 | 8 | 8 × 1.2 | 9.6 | 8 × 1.5 | 12 |
| 1 1/4" | 32 | 6 × 1 | 6 | 6 × 1.2 | 7.2 | 6 × 1.5 | 9 |
| 1 1/2" | 40 | 5 × 1 | 5 | 5 × 1.2 | 6 | 5 × 1.5 | 7.5 |
| 2" | 50 | 4 × 1 | 4 | 4 × 1.2 | 4.8 | 4 × 1.5 | 6 |
| Xogta Farsamada ee Kingflex | |||
| Hantida | Cutubka | Qiimaha | Habka Tijaabada |
| Heerkulka kala duwan | °C | (-50 - 110) | GB/T 17794-1999 |
| Kala duwanaanshaha cufnaanta | Kg/m3 | 45-65Kg/m3 | ASTM D1667 |
| Uumiga biyaha oo aan simbiriirixan karin | Kg/(mspa) | ≤0.91 × 10 ﹣¹³ | DIN 52 615 BS 4370 Part 2 1973 |
| μ | - | ≥10000 | |
| Qaboojinta Kulaylka | W/(mk) | ≤0.030 (-20°C) | ASTM C 518 |
| ≤0.032 (0°C) | |||
| ≤0.036 (40°C) | |||
| Qiimaynta Dabka | - | Fasalka 0 iyo Fasalka 1aad | BS 476 Qaybta 6aad qaybta 7aad |
| Tusmada Faafidda Ololka iyo Qiiqa oo soo Baxay |
| 25/50 | ASTM E 84 |
| Tusmada Ogsajiinta |
| ≥36 | GB/T 2406, ISO4589 |
| Nuugista Biyaha,% mugga | % | 20% | ASTM C 209 |
| Xasiloonida Cabbirka |
| ≤5 | ASTM C534 |
| Iska caabbinta fangaska | - | Wanaagsan | ASTM 21 |
| Iska caabbinta Ozone | Wanaagsan | GB/T 7762-1987 | |
| Iska caabinta UV iyo cimilada | Wanaagsan | ASTM G23 | |
Hagaajinta hufnaanta tamarta ee dhismaha
Yaree gudbinta dhawaaqa dibadda ee gudaha dhismaha
Neefso dhawaaqyada dhawaaqa leh ee gudaha dhismaha
Bixi hufnaan kuleyl
Dahaarka kuleylka oo weyn oo leh gudbin kuleyl oo hooseeya
Qoyaan yar iyo nuugista biyaha
Ku habboon warshadaha dhismaha iyo dhismaha
Xoog waara oo wanaagsan oo ku wajahan isbeddelka
Bixiya barkimo iyo nuugis shoog oo aad u fiican
Walax aan sun ahayn & ammaan u ah carruurta
Xoog leh oo ka hortaga xoqidda
Xakamaynta Uumiga: Cinjirka elastomeric-ka ah iyo nitrile-kadahaadhka tuubooyinka xumbowaxay ka hortagtaa in uumiga ku dhaco tuubooyinka naxaasta ee qaboojiyaha, tuubooyinka kululaynta iyo hawo-qaadashada, iyo tuubooyinka qaboojiyaha hawada.
Adeegsiyo Kala Duwan: Ma jiraan wax badan oo ka daahsan tuubooyinka xumbada caagga ah ee nitrile oo aan kuu qaban karin. Marka si habboon loo dahaadho oo marka la shaqeynayo heerkulka la sheegay, daahitaanka xumbada caagga ah wuxuu badbaadiyaa luminta tamarta ee khadadka tuubooyinka kulul iyo qabowba, iyo sidoo kale buste dahaarka tuubooyinka.
Dhumucda tuubada xumbada caagga ah waxay u adkaysataa uumiga biyaha.
Waxay bixiyaan dhejis aad u fiican oo loogu talagalay dhejisyada iyo dahaarka.
Dahaarka waa mid si fudud loo jari karo, loo qaadi karo loona rakibi karo. Ku rakibida caagga nitrile ee ka daaha tuubooyinka waa hawl fudud oo aad sameyn karto.
Waxay si weyn u yareyneysaa kharashka tamarta.
Waxay si hufan ugu shaqeysaa heerkul ballaaran -50 °C ilaa +110 °C.
Thedahaarka tuubooyinka caagga ah ee nitrileWaxay kordhisaa cimriga tuubooyinkaaga ee codsiyada warshadaha, ganacsiga iyo guryaha.
Waa kuwo kharash-ool ah, si fudud loo rakibi karo oo aad u dabacsan.
Maxaa laga sameeyaa dahaarka tuubooyinka caagga ah ee nitrile?
Dahaarka tuubada caagga ah ee nitrile waxa laga sameeyay caag nitrile ah ama Buna R, oo ah elastomer-ka ugu badan ee la isticmaalo. Kaarboorka nitrile waxa uu ka kooban yahay kopolymers aan dheregsanayn oo ah acrylonitrile iyo monomers butadiene. Sifooyinka kiimikada iyo jireed ee kaarboorka nitrile way kala duwan yihiin iyadoo ku xiran qaabka polymer-ka.
Waa maxay faraqa u dhexeeya NBR/PVC iyo EPDM Dahaarka?
Dahaarka elastomeric-ka ee xiran, oo sidoo kale loo yaqaan cinjir, ayaa ganacsi ahaan loo heli jiray ku dhawaad 70 sano. Waxaa caadi ahaan loo qeexaa inuu dahaadho nidaamyada farsamada ee ka hooseeya jawiga (qabowga) sida HVAC, VRF/VRV, qaboojiye, biyo qabow, gaaska caafimaadka, iyo tuubooyinka tuubooyinka biyaha qabow.
Xulashada qalabka dhismaha, falanqaynta iyo isbarbardhigga ayaa muhiim u ah sameynta xulashada badeecada saxda ah. Hadday tahay inaad dooranayso agab dahaadh ah oo loogu talagalay dhisme dabaq sare ah, ama agab dahaadh ah oo loogu talagalay nidaamka HVAC ama tuubooyinka, hubinta in shuruudaha codsiga iyo xeerarka dhismaha la buuxiyo waa muhiim si loo helo rakibid wax ku ool ah oo waafaqsan. Isbeddellada sida heerkulka, cufnaanta, biyaha oo aan la dhex gelin, ama iska caabbinta UV dhammaantood waxay saameyn karaan xulashada mashruuca ee guuleysta.
Goobta dahaarka farsamada, Kingflex waxay leedahay ikhtiyaarro ku dhawaad codsi kasta iyo baahi kasta. Si ka duwan soosaarayaasha kale ee dahaarka, Kingflex waxay soo saartaa laba ka mid ah agabka dahaarka elastomeric ee ugu badan ee HVAC, biyaha qabow, iyo nidaamyada qaboojinta iyadoo lagu saleynayo caagga nitrile butadiene (NBR) iyo ethylene propylene diene monomer rubber (EPDM). Labadan xumbada elastomeric waa kuwo dabacsan, unug xiran, waxayna leeyihiin iska caabin sare oo qoyaanka iyo soo gelitaanka biyaha. Xaqiiqdii, marin-u-helkooda biyuhu aad ayuu u hooseeyaa oo guud ahaan uma baahna wax-ka-qabtayaasha biyaha-uumiga dheeraadka ah. Sidoo kale, iyadoo leh iska caabin uumi sare iyo sii deynta dusha sare, xumbadahan elastomeric waxay qabtaan shaqo aad u fiican oo ka hortagga sameynta uumiga dusha sare.
Awoodo kala duwan iyo Adeegsiyo kala duwan
In kasta oo NBR iyo EPDM ay u muuqdaan inay isku mid yihiin, haddana waxaa jira farqiyo muhiim ah. NBR waa isku-dhis polymer aan udgoon lahayn, halka EPDM ay tahay polymer udgoon. Intaa waxaa dheer, NBR waxaa lagu sameeyaa iyadoo la isticmaalayo monomers acrylonitrile iyo butadiene, halka EPDM lagu sameeyo iyadoo la adeegsanayo ethylene, propylene iyo diene comonomer. Farqi kale oo muhiim ah marka la eego codsiga, ayaa ah in NBR uu leeyahay heerkul u dhexeeya -40F ilaa 180F, halka EPDM uu leeyahay heerkul hawlgal oo ballaaran oo ah -65°F ilaa 250°F).
NBR waxay kaligeed u taagan tahay elastomer-ka ugu badan ee saliidda iyo shidaalka u adkaysta. Waxa kale oo loo yaqaanaa ilaalinta xasilloonideeda heerkulka hooseeya. Dhanka kale, EPDM waa caag u adkaysta kulaylka, ozone-ka, iyo UV-ga oo leh xoog adag oo adag, iska caabin gabowga, iyo iska caabin xoqid, iyo sidoo kale leh cufnaan qiiq oo hooseeya oo leh horumar celcelis ahaan olol gaar ahaan dhumucdiisuna tahay 1-1/2 iyo 2”.
Labada badeecood ee dahaarka xumbada unugyada ee ka samaysan Kingflex waa beddel la xaqiijiyay oo ka duwan fiberglass-ka HVAC, biyaha qabow, iyo nidaamyada qaboojiyaha (tuubooyinka, bambooyinka, taangiyada, xididdada, iyo meelaha wareegsan) sababtoo ah halabuurka kiimikada ee hydrophobic, qaab-dhismeedka unugyada xiran, iyo kuwa ka hortaga uumiga ee ku dhex jira.