Product Specification

CAT336 E336-TZ Heavy Duty Bottom Roller For Excavator Track Rollers, Reliable Ground Engagement & Low Maintenance Requirements

High-Performance CAT336 E336-TZ Bottom Roller for Excavator Undercarriage Systems

The CAT336 E336-TZ Heavy Duty Bottom Roller is engineered to deliver reliable ground engagement, exceptional durability, and long-term performance for demanding excavator applications. Designed for CAT336 excavators, this premium track roller supports smooth track movement, stable machine operation, and reduced undercarriage wear in mining, construction, quarrying, and earthmoving environments.

Key Features

Reliable Ground Engagement

Designed to maintain consistent contact between the track chain and undercarriage system, improving machine stability and travel performance.

Heavy-Duty Construction

Built with reinforced structural components to withstand high loads, shock impacts, and continuous operation in harsh working conditions.

Low Maintenance Requirements

The sealed and lubricated design helps reduce service intervals and minimizes routine maintenance costs.

High Hardness Roller Shell

Advanced induction hardening improves surface durability and resistance to abrasive wear.

Precision Machined Components

Strict manufacturing tolerances ensure accurate fitment, smooth rotation, and reliable operation.

Advanced Floating Seal Technology

Effectively protects internal components from dirt, dust, mud, water, and other contaminants.

Extended Service Life

Premium materials and optimized heat treatment processes contribute to long-lasting performance.

Benefits of the E336-TZ Bottom Roller

• Provides stable undercarriage support
• Enhances track guidance and alignment
• Reduces uneven track wear
• Improves machine travel efficiency
• Minimizes maintenance downtime
• Increases undercarriage component lifespan
• Performs reliably under heavy-duty conditions
• Helps lower total operating costs

Applications

The CAT336 E336-TZ Bottom Roller is suitable for a wide range of demanding applications:

• Mining operations
• Quarry environments
• Heavy earthmoving projects
• Infrastructure construction
• Road building projects
• Material handling operations
• General excavation work

Its robust design ensures dependable performance in abrasive, high-load, and high-impact working conditions.

Manufacturing and Quality Control

Each bottom roller undergoes comprehensive inspection procedures, including:

• Raw material verification
• Hardness testing
• Dimensional accuracy inspection
• Seal integrity testing
• Rotation performance evaluation
• Structural strength assessment
• Final assembly quality checks

These strict quality standards help ensure consistent performance and long-term durability.

FAQ

Q1: What is the primary function of the E336-TZ bottom roller?

A: The bottom roller supports the excavator's weight and guides the track chain to ensure smooth and stable movement.

Q2: Is this roller suitable for mining applications?

A: Yes. The heavy-duty construction and wear-resistant design make it ideal for mining, quarrying, and other demanding environments.

Q3: How does the low-maintenance design benefit operators?

A: The sealed and permanently lubricated assembly reduces maintenance frequency and helps lower operating costs.

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