Description
What is a Cone Crusher Main Frame Liner?
Un concasseur à cône Doublure du cadre principal est un véhicule robuste, sacrificial protective casting mounted inside the lower mainframe body. Its primary critical function is to physically shield the expensive structural main frame from continuous, high-velocity abrasive rock impacts, heavy friction, and material scouring during high-tonnage aggregate processing. By absorbing intense multi-directional wear and preventing structural housing fatigue, une prime Doublure du cadre principal extends the operational lifespan of the entire crusher assembly and protects your capital investment.
Compatibilité des équipements & Référence croisée OEM
Notre remplacement après-vente Doublure du cadre principal les composants sont conçus avec précision pour être des mises à niveau directes pour les concasseurs Metso, réduisant considérablement votre coût total de possession (Coût total de possession) tout en garantissant zéro problème d'installation et une disponibilité maximale sur le terrain.
| Marques prises en charge | Série de concasseurs applicables | Numéros de pièces OEM courants |
| Racines | Série HP de Nordberg: HP100, HP200, HP300, HP400, HP500, HP800, HP3, HP4, HP5, HP6 | 7021900200, N21900200, N21900310, N21900353, 1048512826 (Correspond aux spécifications OEM standard) |
Ingénierie de base & Avantages techniques
Because the mainframe inner walls sit directly in the severe path of raw aggregate flow, standard steel liners can wear through rapidly or crack under kinetic impact. Notre prime Doublure du cadre principal replacements are proudly manufactured in China to deliver superior, heavy-duty durability:
Premium High-Manganese Steel: Cast from top-tier manganese alloys (such as Mn14Cr2 and Mn18Cr2) that continuously work-harden under heavy impact, maximizing surface abrasion resistance.
Absolute Dimensional Accuracy: Manufactured to exact OEM dimensional tolerances to match the exact profile of the main frame housing, assurer un serrage, vibration-free fit that prevents material from slipping behind the liner plate.
Advanced Casting Technology: Utilizes modern sand mold casting equipment backed by strict internal metallurgical testing on every production batch to eliminate micro-cracks and internal gas porosity.
Cost-Effective Wholesale Supply: Factory-direct production eliminates middleman markups, providing a high-ROI, easily replaceable wear layer for global mining and quarry operations.
Directives d'entretien: When to Replace Your Main Frame Liner
Operating a crusher with a worn-through frame liner will directly expose the expensive main frame casting to destructive abrasive scouring and structural compromise. Nous vous recommandons d'inspecter minutieusement le Doublure du cadre principal during major maintenance turnarounds:
| Objectif de l'inspection | Panneaux d'avertissement (Remplacer immédiatement) | Solution basée sur les meilleures pratiques |
| Épaisseur du matériau | The manganese thickness has worn down past the critical service limit (typically reduced by 75%), risking breakthrough. | Remplacez le Doublure du cadre principal immediately to prevent irreversible abrasive damage to the structural housing. |
| Physical Deformation | Severe cracking, bending, or structural fracturing across the shield body caused by massive tramp iron impact. | Swap the damaged guard to ensure continuous structural protection and prevent metal fragments from falling into the lower circuit. |
| Sécurité de montage | The liner rattles loosely during operation or shows worn, elongated mounting interfaces. | Tirez le composant. If the fit is compromised, replace it to prevent the liner from shifting and damaging the mainframe. |
Explore More Crusher Frame & Wear Components
Pour maintenir le débit volumétrique de concassage maximal (TPH) et protégez votre investissement, assurez-vous que votre inventaire de maintenance est approvisionné avec des produits entièrement compatibles, pièces haut de gamme. Parcourez nos catégories de composants spécifiques:
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Découvrez nos pièces de rechange robustes pour Sandvik CH & Concasseurs série CS.
View high-performance replacement structural parts and wear liners for Metso HP Series Cone Crushers.
