Wholesale Cat E390 Excavator Bottom Roller Factory

In heavy-duty mining and large-scale earthmoving operations, undercarriage reliability directly determines machine productivity and maintenance expenses. As a leading fábrica de rolos inferiores, GFM manufactures heavy-duty bottom rollers designed to withstand continuous high loads, extreme abrasion, and harsh operating environments. Our engineered Cat E390 rolo inferior da escavadeira components deliver maximum wear resistance, structural stability, and seamless operational performance for global fleet owners and equipment distributors.

Product Parameters

The Cat E390 rolo inferior da escavadeira is specifically engineered for high-tonnage machinery operating in demanding terrain. GFM utilizes automated precision forging and deep thermal heat treatment to ensure every roller shell resists premature shell cracking and structural fatigue under heavy stress.

To complete the heavy-duty shaft assembly, GFM selects premium 45# / 40Cr high-strength steel paired with hardened copper bushings. This high-precision internal structure ensures uniform load distribution across the roller, minimizing friction and extending total undercarriage operational hours.

Vantagens do produto

Cat E390 bottom roller components engineered by GFM combine advanced metallurgy with precision CNC machining to prevent track misalignment and reduce expensive machine downtime. Selecting high-performance bottom rollers ensures replacement undercarriage parts that equal or exceed original OEM standards.

• Heavy-Duty Forged Alloy Steel: Specially selected high-tensile alloy steel delivers exceptional structural toughness under sudden impacts in mining operations.

• Deep Thermal Heat Treatment: Continuous induction hardening creates a deep wear layer (HRC 52-58), extending overall shell life even on jagged gravel and hard rock surfaces.

• Dual-Metal Floating Seal Technology: High-precision Duo-Cone seals lock in long-life lubrication oil while permanently blocking mud, dust, and water ingress.

• Anti-Derailment Rail Geometry: Precision-machined wheel flanges keep track links properly aligned, dramatically reducing vibration and side wear on track chain assemblies.

Through these structural enhancements, our bottom rollers help fleet managers achieve up to 98% machine uptime, significantly lowering maintenance frequency and replacement overhead.

Descrição do produto

• Quantidade mínima: 1 PC
• Método de pagamento: T/T
• Marca: GFM
• Doença: Novo
• Cor: Amarelo, Preto ou Personalizado
• Tempo de espera: 30 dias
• Garantia: 1 ano
• Serviço: OEM ou ODM
• Local de origem: Fujian, China
• Aplicativo: Escavadeira
• Embalagem: Palete de madeira padrão para exportação

Características

• Prêmio Materiais: Feito com aço de alta qualidade e resistente ao desgaste para garantir uma vida útil mais longa e desempenho consistente.
• Selado e Lubrificado: Projetado com um sistema selado que mantém os rolos lubrificados, reduz o atrito e evita a entrada de sujeira ou água.
• Operação suave e estável: Projetado com precisão para movimento equilibrado, melhorando a eficiência de sua máquina.
• Serve para vários modelos:Oferecido em projetos de flange simples, flange dupla e flange central para se adequar a uma ampla variedade de escavadeiras e tratores de esteira.
• Resistência comprovada: Testado para lidar com cargas pesadas e operar efetivamente em ambientes difíceis, garantindo tempo de inatividade mínimo.

Na GFM Factory, temos o compromisso de fornecer componentes de alta qualidade que aumentam a eficiência e a longevidade do seu equipamento. Nossos roletes de esteira são projetados para manter suas máquinas operando com desempenho máximo, reduzindo o tempo de inatividade e os custos de manutenção.

Para mais informações ou para consultar modelos específicos, entre em contato conosco. GFM Factory – Sua fonte confiável de peças!

Especificações

Modelos de produtos

Processo de produção

Embalagem e Envio

Quality Assurance System

Maintaining continuous quality control is at the core of GFM’s manufacturing philosophy as a reliable fábrica de rolos inferiores. Every production step follows strict quality management standards, ensuring every roller dispatched to international clients delivers consistent, leak-free operation.

• Spectrometric Raw Material Testing: Every steel batch undergoes chemical analysis prior to forging to guarantee structural material purity.

• Detecção de falhas por ultrassom (UT): Forged roller shells are thoroughly inspected to eliminate internal porosity, cracks, and casting defects.

• 100% High-Pressure Air Seal Audit: Assembled rollers undergo pressurized leakage testing before lubricated sealing to ensure 100% air-tight reliability.

• Traceable Quality Standards: Every batch receives a certified inspection report matching ISO specifications and customer requirements.

GFM provides a official quality guarantee of at least 1 year or 2000 working hours (whichever comes first), providing complete purchasing confidence for global B2B procurement partners.

Vantagens da fábrica

Fundada em 2011, GFM is an experienced machinery parts manufacturer specializing in high-performance undercarriage components for excavators and bulldozers. Operating mature automated production lines, our factory achieves a monthly output of 15,000 units with standard lead times of 7-15 days.

• Full Undercarriage Product Range: We supply track rollers, carrier rollers, front idlers, sprockets, track shoes, track link assemblies, and complete track chain groups.

• Wear Parts and Engine Fasteners: Our inventory includes excavator buckets, bucket teeth pins, track bolts and nuts, hardened steel pins, and high-wear bushings.

• Universal OEM Brand Compatibility: Replacement parts are fully compatible with Caterpillar, Komatsu, Hitachi, Volvo, Kobelco, Daewoo, Doosan, Hyundai, Kubota, Bobcat, Yanmar, Sany, Liugong, XCMG, and Shantui.

With flexible MOQ policies and full OEM/ODM custom capabilities, GFM provides end-to-end support for bulk machinery distributors, repair workshops, and custom equipment fabricators globally.

Enhance your heavy equipment durability with direct factory pricing from GFM. Whether you require premium replacement rolo inferior da escavadeira assemblies for Cat E390 excavators or customized undercarriage solutions directly from a trusted fábrica de rolos inferiores, our technical team is ready to assist your procurement needs. Get in touch with GFM today to request a factory quote or ask for a free sample!