EX100 Lubrication Channel Excavator Track Roller Corrosion Protection Track Roller
1. Product Overview
Model: EX100 Track Roller
Type: Undercarriage Support Roller for Crawler Machinery
Compatible Equipment: 20-30t class crawler excavators, bulldozers (e.g., Komatsu PC200, Caterpillar D6).
Primary Functions:
2. Materials & Manufacturing
Wheel Body: Forged 42CrMo alloy steel, tempered (HRC50-55), with induction-hardened rim (3-5mm depth, HRC58-62).
Bushing/Bearing:
Option 1: High-strength bronze bushing (CuZn25Al6) with self-lubricating grooves.
Option 2: Tapered roller bearings (NTN/SKF, ≥80% grease-filled).
Seals: Dual-lipped floating oil seals (NBR rubber + alloy steel ring), IP68-rated against dust/water ingress.
Lubrication: Standard 1/8" NPT grease fitting (NLGI Grade 2 lithium grease recommended).
3. Design Features