PC56 Track Chain Ensures Perfect Fit and Easy Installation for Mini Excavators
PC56 Track Chain Application: Undercarriage core part for Komatsu PC56 series mini excavators, responsible for track traction, power transmission and load-bearing travel.
Apr 30,2026
Model: Komatsu PC56-7 / PC56-8 Mini Excavator Track Chain
PC56 Track Chain Application: Undercarriage core part for Komatsu PC56 series mini excavators, responsible for track traction, power transmission and load-bearing travel.
Track Chain Material & Craftsmanship (Heavy-Duty):
Link Plate: 40Mn2/50Mn high-strength manganese steel, stamped, quenched & tempered, medium-frequency hardened; hardness HRC48–54, high tensile strength and impact resistance.
Pin & Bushing: 20CrMnTi alloy steel, carburized, quenched & precision ground; hardness HRC58–62, excellent wear resistance and bending resistance.
Seal: Premium floating oil seal + nitrile rubber O-ring, dustproof, waterproof, oil-leakage proof with lifelong lubrication.
Surface: Anti-corrosion yellow/black paint, rust and scratch resistant.
Track Chain Key Specifications:
Links: 39 links/set (standard)
Pitch: 135mm
Track Width: 300mm
Weight: Approx. 85–90kg/set
Warranty: 12 months / 2000 hours (18 months for heavy-duty type)
Features & Benefits:
Direct OEM Replacement: Exact original dimensions, easy installation without modification.
Enhanced Durability: Deep hardening + alloy pins, service life 30%+ longer than standard chains.
Reliable Sealing: High-precision floating oil seal, suitable for muddy and rocky conditions.
Factory Direct Price: EXW price, no extra charges, cost-effective and stable supply.
Track Chain Applications: Municipal works, landscaping, demolition, small-scale mining, irrigation projects and other heavy-duty, dusty and muddy sites for mini excavators.
PREVIOUS:
Related Posts
PC56 Track Chain Ensures Perfect Fit and Easy Installation for Mini Excavators
PC56 Track Chain Application: Undercarriage core part for Komatsu PC56 series mini excavators, responsible for track traction, power transmission and load-bearing travel.
Excavator Bucket Pin Manufacturing Process: Precision, Strength, and Durability
In heavy-duty construction equipment, the excavator bucket pin (also known as a pivot pin) plays a critical role in connecting key structural components such as the bucket, arm, and linkage. Operating under constant friction, high loads, and harsh environments, bucket pins must be manufactured with exceptional precision and durability. This article outlines the complete manufacturing process behind high-quality excavator bucket pins and why it matters for performance and service life.