Product Overview

The Oil Cooler Cover is a critical diesel engine component designed to house and protect the oil cooler core within excavator engine assemblies. Precision-engineered for heavy-duty construction machinery, this cover ensures optimal sealing, structural integrity, and reliable heat dissipation performance under extreme operating conditions.

Applications

• Diesel excavator engine oil cooling system protection and sealing

• Heavy construction machinery — excavators, bulldozers, wheel loaders

• Mining equipment operating under continuous high-load duty cycles

• Marine and industrial diesel engine cooling assembly housing

• Aftermarket engine overhaul and preventive maintenance replacement

Key Advantages

1. Precision Sealing

2. & Leak Prevention — CNC-machined mating surfaces with flatness tolerance within ±0.02mm ensure a perfect seal against the engine block. Eliminates oil leaks and coolant cross-contamination.

   1. Superior Heat Dissipation — Optimized internal flow channel design promotes efficient oil circulation through the cooler core, maintaining stable engine operating temperatures during extended heavy-load operation.

   2. Heavy-Duty Material Construction — Cast from high-grade ductile iron or aluminum alloy, offering excellent thermal conductivity, corrosion resistance, and mechanical strength to withstand vibration and thermal shock.

   3. Direct Bolt-On Replacement — Engineered to exact original equipment dimensions for seamless installation. No modifications required, reducing downtime during engine overhaul.

      Parameter	Specification
      Part Name	Oil Cooler Cover
      Material	Cast Iron / Aluminum Alloy
      Surface Treatment	Anti-Corrosion Coating
      Machining Tolerance	±0.02mm Flatness
      Pressure Rating	Up to 6.0 Bar (Oil Side)
      Operating Temperature	-30°C to +150°C
      Mounting Type	Bolt-On Flange Mount
      Gasket Included	Yes (High-Temperature Oil-Resistant)
      Mounting Hardware	Grade 10.9 Bolts & Washers
      Compatible Engine	Diesel 4-Cylinder & 6-Cylinder
      Quality Standard	ISO 9001:2015
      Warranty	12 Months