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Hoc accumulatōrium robustum diaphragma (ex corio sigillum Calicis is specially developed for JAB JB70 external valve type hydraulic rock breakers, the core sealing component of the breaker nitrogen accumulator. It can be used independently or matched with full set Anuli O , shaft seals and gaskets for complete breaker overhaul maintenance.
Adopted imported modified NBR and FKM fluororubber composite material, it features outstanding oil resistance, high-frequency fatigue resistance, tear resistance and wide temperature adaptability. It perfectly replaces original JAB JB70 OEM diaphragm, solves common faults such as nitrogen leakage, hydraulic oil seepage, insufficient impact force and rapid pressure drop, and greatly extends the service life of JB70 breaker under long-term mining, demolition and heavy impact working conditions.
Elementum |
Parametri Explanati |
Nomen Producti |
JAB JB70 Hydraulic Breaker Accumulator Diaphragm Cup Seal |
Modello applicabili |
JB70 Mid-weight External Valve Hydraulic Breaker |
Series Compatible |
JAB JB Series Rock Breaker |
Praecipua materia |
Imported Modified NBR + FKM Fluororubber Reinforced Composite |
Maxima pressio operativa |
28Mpa |
Temperatura operativa |
-28°C ~ 125°C |
Kit Matching Options |
Single diaphragm / Full overhaul seal kit (diaphragm + O-rings + gaskets + backup rings) |
Numerus OEM ad comparationem transversam |
JAB-JB70-DIA, 70ACC001 |
Ponderis netum |
Circa 0.32 kg |
Systema applicabile |
Breaker nitrogen accumulator closed energy storage system |
Cautionis Tempus |
12 menses |
Plene dimensionale congruente cum originali diafragma interruptoris JAB JB70, congruit cum numeris partium OEM JAB-JB70-DIA et 70ACC001. Nulla resectio aut modificatio requiritur pro installatione directa in capite posteriori accumulatoris.
Diafragma centrale adoptat compositum vulcanizatum de FKM alti fortitudinis et NBR modificatum, cum strato renfortis anti-fatigae addito. Resistit corrosioni olei hydraulici, extensioni et lacerationi ad altam frequentiam, operatur stabile sub ambiente temperaturarum severarum a -28°C usque ad 125°C.
Omnis diafragma finita subicitur testi fatigae hermeticitatis nitrogenii ad 28 MPa. Is perfecte isolat cameram nitrogenii et circuitum olei hydraulici, eliminat problemata perditus aeris et mixtionis olei, manet pressionem nitrogenii stabilem et energiam impactus interruptoris constantem.
Supportat optionem unius diafragmatis substituendi et optionem totius kitus sigillandi renovandi. Accessoria sigillandi completa tempus manutentionis in loco breviant et temporam inoperationis machinae ac pretium operationis minuunt.
Omnia diafragmata ante expeditionem testibus hermeticitatis, fatigationis sub altis pressionibus, et aetationis sub altis temperaturis transire debent; ita normas productionis OEM plene attingunt et praestant performance stabilem longi temporis in scenariis constructionis gravissimis.
Adaptatur omnibus machinis technicis quae frangunt saxa hydraulica JAB JB70 habent: • Excavatores mediocres (14–18 ton) • Machinae retrofodientes et machinae stantiales rotantes • Machinae frangendis lapidibus in lapidicis • Machinae demolitoriae concreti • Machinae constructionis viarum et technicarum municipalium • Machinae frangendae mobilis gravissimae
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