Tubus cupri altissimae puritatis sine iunctura cum isolamento ex spuma PE cellula clausa — flaratus in officina, testatus pressione nitrogenis, et paratus ad connectendum omnem aerem frigidarium divisum cum maxima efficacia thermica.
Brevis descriptio producti
Nostri paria di tubi di rame pre-isolati sono progettati per le connessioni del refrigerante nei condizionatori d’aria split. Ogni bobina comprende una linea liquida e una linea di aspirazione, entrambe avvolte in uno spesso isolamento in polietilene a celle chiuse per prevenire la condensa, ridurre al minimo le perdite energetiche e resistere all’esposizione esterna. Il tubo di rame senza saldature è prodotto in rame elettrolitico al 99,9 % di purezza, sgrassato, disidratato e testato con pressione di azoto per garantire prestazioni prive di perdite. Disponibile in tutti i diametri e lunghezze standard di bobina — pronto per la spedizione per progetti HVAC residenziali e commerciali.
Descriptio Particularis Producti
Rame Puro, Nessun Compromesso
Qualitas cupri directe determinat efficaciam refrigerantis et duratam systematis. Tubuli nostri ex cathodo cupri electrolytici puri ad 99,9 % oriuntur, in tubulum sine iunctura tractum sub rigida tolerentia. Nullae iuncturae soldatae, nullae impuritates quae corrosionem punctiformem causant — tantum cuprum mundum et constantem quod refrigerans transferre potest cum minima cadentia pressionis. Quisque partus cum certificato traciabilitatis materiae mittitur, ut scias exacte quid in installationem tuam ingreditur.
Isolatio Quae Vere Isolat
Differentia inter bonam et malam isolationem primo aestate apparet. Isolatio nostra ex spuma PE cellulis clausis conductivitatem thermicam infra 0,035 W/(m·K) habet, quod significat frigus in tubo manere ubi esse debet. Nulla transpiratio, nulla stillatio, nulla energia perditur ad cavum tecti refriegerandum. Elige ex crassitudinibus parietis 6 mm, 9 mm, aut 13 mm secundum zonam climaticam tuam et requisita codicum localium.
Intus Mundus, Foris Fidus
Degreasing matters. Residual oil inside the tube reacts with refrigerant and clogs capillary tubes over time. Our factory process achieves residual oil below 20 mg/m² — well within international standards. After degreasing, every coil is dehydrated and sealed with nitrogen, then end-capped to keep moisture and contaminants out during shipping and storage.
Installer-Ready Features
Pre-flared ends on both liquid and suction lines save 15–20 minutes per installation and eliminate the most common leak point (bad field flares)
Brass flare nuts included — 45° SAE standard, compatible with all major AC brands
Color-coded insulation jacket: blue for suction line, black for liquid line (industry standard for easy identification)
Coil-packed with protective PE film wrap — uncoil smoothly without kinking
End caps and plugs keep the tube interior clean until the moment of installation


Specificaciones del producto
Modelus |
TUBE SIZE (Liquid + Suction) |
Crassitudo insulationis |
COIL LENGTH |
Flare |
NET WT |
Carta Exterior |
RB-ACT-0606 |
1/4" + 3/8" |
6 mm |
15 m |
Prae-flatus |
3.8 kg |
400 × 400 × 120 mm |
RB-ACT-0609 |
1/4" + 3/8" |
9 mm |
15 m |
Prae-flatus |
4.2 kg |
420 × 420 × 130 mm |
RB-ACT-0613 |
1/4" + 3/8" |
13 mm |
15 m |
Prae-flatus |
4.6 KG |
440 × 440 × 140 mm |
RB-ACT-0809 |
1/4" + 1/2" |
9 mm |
15 m |
Prae-flatus |
5.0 KG |
420 × 420 × 140 mm |
RB-ACT-0813 |
1/4" + 1/2" |
13 mm |
15 m |
Prae-flatus |
5.5 Kg |
440 × 440 × 150 mm |
RB-ACT-1009 |
3/8" + 5/8" |
9 mm |
15 m |
Prae-flatus |
6,2 kg |
460 × 460 × 150 mm |
RB-ACT-1013 |
3/8" + 5/8" |
13 mm |
15 m |
Prae-flatus |
6.8 kg |
480 × 480 × 160 mm |
RB-ACT-1209 |
3/8" + 3/4" |
9 mm |
15 m |
Prae-flatus |
7,5 kilogramma |
480 × 480 × 170 mm |
RB-ACT-0610L |
1/4" + 3/8" |
9 mm |
30 m |
Plain ends |
7,2 kg |
460 × 460 × 200 mm |
RB-ACT-0810L |
1/4" + 1/2" |
9 mm |
30 m |
Plain ends |
8.5 kg |
480 × 480 × 210 mm |
Q1: Quid est differentia inter tubos cupreos praeflareatos et tubos cum extremis planis?
A: Tubi praeflareati adveniunt cum extremis flaratis 45° iam factis in fabrica et cum nucibus aereis coniunctis iam aptatis in utrisque lineis, liquida et suctionis. Hoc tempus 15–20 minutorum in loco flarandi parcit et periculum fissurarum aut flararum excentricarum tollit, quae sunt causa prima fugarum refrigerantis. Tubi cum extremis planis requirunt ut installator eos secet, expoliat et flaret in loco. Utrumque offerimus — praeflareatos pro celeritate et fidibilitate, cum extremis planis pro installationibus ad mensuram.
Q2: Qualem crassitudinem isolamenti eligere debo?
A: Id dependet super climatem tuum et codicem aedificiorum localium:
Spessezza |
Recomendatus Pro |
6 mm |
Climata mitia, ductus tuborum intra aedificia tantum, coniunctiones breves |
9 mm |
Systema AC divisi standardis domesticum, plerique regiones tropicales/subtropicales |
13 mm |
Zonae litorales altae humiditatis, ductus tuborum longi, systemata VRF commercialia |
Cum dubitas, 9 mm est norma secura pro 90% installationum domesticarum.
Q3: Estne tubus cupri 100% sine iunctura?
A: Ita. Omnes tubi nostri fabricantur ex solido cuneo cupri per processum perforationis et trahendi frigidi — nullae iuncturae longitudinalis. Constructio sine iunctura tollit punctum infirmum quod tubi cum iunctura habent in iunctura, praesertim sub vibratione et cyclis thermalibus quae sunt typica pro lineis refrigerantis AC.
Q4: Utrum hunc tubum cum refrigerante R32 aut R290 uti possim?
A: Yes. Our copper tube is compatible with all common refrigerants, including R22, R410A, R32, R290 (propane), and R134a. The tube interior is degreased and dehydrated to standards suitable for both traditional and flammable refrigerants. For R290 installations, always follow your local safety code regarding charge limits and ventilation.
Q5: What does "degreased and dehydrated" mean, and why does it matter?
A: During manufacturing, copper tubes retain traces of drawing oil. If not removed, residual oil reacts with refrigerant and compressor oil inside a running system, forming sludge that blocks capillary tubes and expansion valves. Degreasing removes the oil (we test to <20 mg/m²). Dehydration removes moisture, which would otherwise form ice crystals at the expansion device or react with refrigerant to produce corrosive acids. Our tubes are nitrogen-purged and end-capped immediately after processing to guarantee internal cleanliness.
Q6: Are the brass flare nuts included?
A: Yes — every pre-flared coil set includes four 45° SAE-standard brass flare nuts (two per tube line). They are pre-threaded onto the tube ends and protected with plastic end caps during shipping. If you need spare nuts or different thread sizes, contact us.
Q7: Can I get longer coils — 30 m, 50 m, or custom cut?
A: Yes. Our standard coils are 15 m and 30 m, but we offer bulk coils up to 50 m, as well as custom-cut lengths for volume orders. Specify your requirement when inquiring, and we'll confirm feasibility and pricing.
Q8: Is the insulation UV-resistant for outdoor pipe runs?
A: Yes. The outer PE jacket is formulated with UV stabilizers for outdoor exposure. However, for runs exceeding 5 meters of direct sunlight (e.g., rooftop solar-exposed sections), we recommend additional UV protective wrapping or conduit per standard HVAC practice. The insulation will not crack or powder within its rated lifespan under normal outdoor conditions.
Q9: What certifications do the tubes carry?
A: Nos fabricamus sub systema gestionis qualitatis ISO 9001. Tubus cupri conformis est normis ASTM B280 et EN 12735-1. Certificata experimentorum officinalium (EN 10204 3.1), quae compositionem chemicam, proprietates mechanicas, et resultata experimentorum pressionis ostendunt, pro singulis expeditionibus ad petitionem praebentur.
Q10: Possumne colorem isolationis personalizare aut nomen meum imprimitere?
A: Ita vero. Pro ordinibus magnis (MOQ 1 000 copiae bobinarum), colorum personalium tegumenti isolationis, logotypi impressi, et confectionis cum marca offerimus. Colores normales sunt caeruleus (ad suctionem) et niger (ad liquidum), sed palettae marcarum vestrarum congruere possumus. Ad specificationes et tempus ducens, aequipe OEM nostram contacite.
Q11: Quomodo bobinae conpactae sunt ut damnum in transitu impediretur?
Copiae singulae bobinarum singillatim involvuntur, in pelliculam PE protectricem involvuntur, et in cistellam corrugatam cum partitoribus internis conpactantur. Cuspidines extremorum connexionum prae-flarum et nutuum aeneorum protegunt. Pro transportibus maritimis magnis, cistellae in paleis dispositae et fasciculis elasticis circumligantur. Rationes damni in transitu infra 0,3% sunt.
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