{"id":8646,"date":"2026-11-02T14:22:47","date_gmt":"2026-11-02T06:22:47","guid":{"rendered":"https:\/\/gfmparts.com\/?post_type=product&p=8646"},"modified":"2026-11-02T14:37:28","modified_gmt":"2026-11-02T06:37:28","slug":"cat-e390-excavator-bottom-roller-factory","status":"publish","type":"product","link":"https:\/\/gfmparts.com\/id\/produk\/cat-e390-excavator-bottom-roller-factory\/","title":{"rendered":"Wholesale Cat E390 Excavator Bottom Roller Factory"},"content":{"rendered":"

In heavy-duty mining and large-scale earthmoving operations, undercarriage reliability directly determines machine productivity and maintenance expenses. As a leading pabrik rol bawah<\/b><\/a>, GFM manufactures heavy-duty bottom rollers designed to withstand continuous high loads, extreme abrasion, and harsh operating environments. Our engineered Cat E390 rol bawah ekskavator<\/b><\/a> components deliver maximum wear resistance, structural stability, and seamless operational performance for global fleet owners and equipment distributors.<\/p>\n

Parameter Produk<\/span><\/h3>\n

The Cat E390 rol bawah ekskavator<\/b><\/a> 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.<\/p>\n\n\n\n\n\n\n\n\n\n\n
Core Parameter<\/strong><\/td>\nStandard Specification<\/strong><\/td>\n<\/tr>\n<\/thead>\n
Applicable Machine<\/b><\/span><\/td>\nCat E390 Excavator<\/span><\/td>\n<\/tr>\n
Shell Material<\/b><\/span><\/td>\nForged Alloy Steel (40 juta\u00b2 \/ 50 juta<\/b>)<\/span><\/td>\n<\/tr>\n
Kekerasan Permukaan<\/b><\/span><\/td>\nHRC 52-58<\/b><\/span><\/td>\n<\/tr>\n
Hardened Depth<\/b><\/span><\/td>\n8mm \u2013 12mm<\/b><\/span><\/td>\n<\/tr>\n
Sistem Penyegelan<\/b><\/span><\/td>\nDual-Metal Duo-Cone<\/b> Floating Seal<\/span><\/td>\n<\/tr>\n
Factory Warranty<\/b><\/span><\/td>\n1 Year \/ 2000 Working Hours<\/b><\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

To complete the heavy-duty shaft assembly, GFM selects premium 45# \/ 40Cr<\/b> 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.<\/p>\n

Keunggulan Produk<\/span><\/h3>\n

Cat E390 bottom roller<\/b> 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.<\/p>\n

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    Heavy-Duty Forged Alloy Steel<\/b>: Specially selected high-tensile alloy steel delivers exceptional structural toughness under sudden impacts in mining operations.<\/p>\n<\/li>\n

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    Deep Thermal Heat Treatment<\/b>: Continuous induction hardening creates a deep wear layer (HRC 52-58<\/b>), extending overall shell life even on jagged gravel and hard rock surfaces.<\/p>\n<\/li>\n

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    Dual-Metal Floating Seal Technology<\/b>: High-precision Duo-Cone<\/b> seals lock in long-life lubrication oil while permanently blocking mud, dust, and water ingress.<\/p>\n<\/li>\n

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    Anti-Derailment Rail Geometry<\/b>: Precision-machined wheel flanges keep track links properly aligned, dramatically reducing vibration and side wear on track chain assemblies.<\/p>\n<\/li>\n<\/ul>\n

    Through these structural enhancements, our bottom rollers help fleet managers achieve up to 98% machine uptime<\/b>, significantly lowering maintenance frequency and replacement overhead.<\/p>\n

    Deskripsi Produk<\/span><\/h3>\n
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    • Jumlah pesanan minimum:<\/strong>\u00a01 buah<\/span><\/li>\n
    • Metode Pembayaran:<\/strong>\u00a0T\/T<\/span><\/li>\n
    • Merek:<\/strong>\u00a0GFM<\/span><\/li>\n
    • Kondisi:<\/strong>\u00a0Baru<\/span><\/li>\n
    • Warna:<\/strong>\u00a0Kuning, Hitam atau Disesuaikan<\/span><\/li>\n
    • Waktu pengerjaan:<\/strong>\u00a030 hari<\/span><\/li>\n
    • Jaminan:<\/strong>\u00a01 Tahun<\/span><\/li>\n
    • Melayani:<\/strong>\u00a0OEM atau ODM<\/span><\/li>\n
    • Tempat Asal:<\/strong>\u00a0Fujian, Tiongkok<\/span><\/li>\n
    • Aplikasi:<\/strong> Buldoser<\/span><\/li>\n
    • Sedang mengemas:<\/strong> Palet Kayu Ekspor Standar<\/span><\/li>\n<\/ul>\n

      Fitur<\/span><\/h3>\n
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      • <\/b>Premi <\/b><\/strong>Bahan<\/b><\/strong>: Dibuat dengan baja berkualitas tinggi dan tahan aus untuk memastikan masa pakai yang lebih lama dan kinerja yang konsisten.<\/span><\/li>\n
      • <\/b>Disegel dan Dilumasi<\/b><\/strong>: Dirancang dengan sistem tertutup yang menjaga roller tetap terlumasi, mengurangi gesekan, dan mencegah masuknya kotoran atau air.<\/span><\/li>\n
      • <\/b>Operasi Lancar dan Stabil<\/b><\/strong>: Dirancang secara presisi untuk pergerakan yang seimbang, meningkatkan efisiensi mesin Anda.<\/span><\/li>\n
      • <\/b>Cocok untuk Berbagai Model<\/b><\/strong>: Ditawarkan dalam desain flensa tunggal, flensa ganda, dan flensa tengah untuk memenuhi berbagai jenis ekskavator dan buldoser.<\/span><\/li>\n
      • <\/b>Ketangguhan yang Terbukti<\/b><\/strong>: Diuji untuk menangani beban berat dan beroperasi secara efektif di lingkungan yang berat, memastikan waktu henti yang minimal.<\/span><\/li>\n<\/ul>\n

        Di GFM Factory, kami berkomitmen untuk menyediakan komponen berkualitas tinggi yang meningkatkan efisiensi dan keawetan peralatan Anda. Rol lintasan kami dirancang untuk menjaga mesin Anda beroperasi pada kinerja puncak, mengurangi waktu henti dan biaya perawatan.<\/span><\/p>\n

        Untuk informasi lebih lanjut atau untuk menanyakan model tertentu, silakan hubungi kami. GFM Factory \u2013 Sumber Suku Cadang Andal!<\/span><\/p>\n

        Spesifikasi<\/span><\/h3>\n

        \"Spesifikasi<\/p>\n

        Model Produk<\/span><\/h3>\n

        \"deskripsi<\/p>\n

        Proses Produksi<\/span><\/h3>\n