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PP-R WATER PIPE AND FITTINGS
SocketFusionJointforPP-RPipelines
Cutthepiperectangularlywithpipecutters.Take carethatthepipeaxisisfreefromburrsor cuttingsdebrisandremovewherenecessary. Marktheweldingdepthattheendof thepipe accordingtothesocketdepthof fitings.
Cleanthesocketandthespigotwithcleansing clothes
Aftertheweldingmachinereachesthe necessaryoperatingtemperature,pushtheend of thepipeandfittings,withoutturning,upo theweldingdepthintothewelding tool.Heat up thepipe'sspigot andfittings'socket according tothefollowingheatingtime.
Aftertheheatingtime,quicklyremovethepipe andthefittingsfromtheweldingtools.Join themimmediatelywithoutturning,untilthe markedweldingdepthiscoveredbythebeadof PP-Rfromthefittings.
Thejointelementshavetobefixedduringthe specifiedassemblytime.
Afterthecoolingperiod,thefusedjointisready foruse.
| Diameter (mm) | WeldingDepth (mm) | HeatingTimes (s) | WeldingTimes (s) | CoolingTime (min) |
| 16 | 14.5 | 5 | 4 | 3 |
| 20 | 15 | 5 | 4 | 3 |
| 25 | 17.5 | 7 | 4 | 3 |
| 32 | 19 | 8 | 9 | 4 |
| 40 | 21 | 12 | 6 | 4 |
| 50 | 23 | 18 | 6 | 5 |
| 63 | 25.1 | 24 | 8 | 9 |
| 75 | 33 | 30 | 8 | 8 |
| 90 | 36 | 40 | 8 | 8 |
| 110 | 38.9 | 50 | 10 | 10 |
| 160 | 48 | 80 | 20 | 15 |
Remark:
Theheating time should comply with therequirementofproducts andbeadjustedaccordingtothe workingtemperature.Whenthe workingtemperatureisbelow 5°C theheating timeshouldbe extendedby 50%
LESSO Group
Lesso Group(Stock Code:02128.HK) is a large industrial group ofhomefurnishings andbuildingmaterials.Lesso'sbusiness portfolio spansplasticpiping,buildingmaterialsandhome furnishings,environmentalprotection,newenergy,supply-chain serviceplatforms andothers.ltoffersproductssuchaspipe， photovoltaic,plumbing and sanitary ware，integral kitchen materials,integraldoorsandwindows,aluminumformworkand smartscaffolds,waterpurifiers,water-proofingmaterialsand sealants,ire-fightingequpment,valves,cables,lighing,hygien materials,itemsfor environmental protection,agricultural facilities,andoceanicaquaculturecages.ltssalesrevenuehas reachedCNY30.767billionin2022.
Withtherapiddevelopmentof internationalizationandglobalization,Lessoboastsmorethan30advancedproductionbases aroundtheworld.Lessoremainscommittedtoimprovingits strategiclayout,broadeningitssalesnetworkandexpandingthe market.Thisishowitprovidesproductsandservicesforcustomers inatimelyandefficientway.
LessohasestablisheditsR&Dcenterwithmorethan1,000 scientificresearchers.The Groupnowpossesses thirty-two national high-techenterprises,onenational accredited enterprisetechnologycenter,twopost-doctoralworkstations, andsixnational accreditedlaboratoriesauthorizedbyCNAS. Lessoowns over2,900patents(someof themarepending).
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Physical Properties
