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Track Roller EX70 Single-Side Chromium Bearing Steel SUJ2 Inner Spindle

Basic Information

Place of Origin:	Fu Jian China
Brand Name:	CCJT
Certification:	ISO\CE
Model Number:	EX70 Single-Side

Minimum Order Quantity:	5 PCS
Packaging Details:	Standard Export Strong Paper Box, Wooden Pallet
Delivery Time:	5-8 work days
Payment Terms:	T/T,L/C
Supply Ability:	12000 sets/month

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Detail Information

Condition:	100% Brand-new	Marketing Type:	Hot Product 2025
Dimension:	Standard	Terms Of Payment:	30% Downpayment,70% Before Shipment
Type:	Single Flange/Double Flange	Heat Treatment:	Quenching And Tempering
Certifiion:	ISO.CE
Highlight:	EX70 Single-Side Track Roller , Chromium Bearing Steel SUJ2 Track Roller , Inner Spindle Track Roller

Product Description

Track Roller EX70 Single-Side Chromium Bearing Steel SUJ2 Inner Spindle

Product Specifications

Attribute	Value
Condition	100% Brand-new
Marketing Type	Hot Product 2025
Dimension	Standard
Terms Of Payment	30% Downpayment, 70% Before Shipment
Type	Single Flange/Double Flange
Heat Treatment	Quenching And Tempering
Certification	ISO, CE

Product Description

The EX70 single-side mini track roller is a specialized wear part designed for mini excavators, primarily used to support the weight of the machine and facilitate smooth track movement. It is a key component of the undercarriage system, working in conjunction with track links, idlers, and sprockets to ensure stable operation in demanding environments like construction sites, quarries, and agricultural land.

Manufacturing Process & Materials

Our production involves rigorous quality-controlled processes:

High-grade Material Selection: Components are crafted from premium materials for maximum durability
Outer Race/Shell: High-carbon chromium bearing steel (SUJ2) for superior hardness and wear resistance
Inner Roller/Spindle: Alloy steel (SCM440) engineered to withstand significant radial and axial loads
Seals & Lubrication: Nitrile rubber (NBR) seals for oil resistance with lithium-based grease for long-term lubrication
Quality Assurance: All materials undergo thorough inspection for chemical composition and mechanical properties using spectrometers and hardness testers

Frequently Asked Questions

Q: Are you a trading company or manufacturer?

A: We have over ten years of export experience and operate our own bushing factory. CCJT specializes in multiple resource integration with strong quality assurance and excellent service.

Q: What is your delivery time?

A: Typically 5-8 days after order confirmation, depending on quantity.

Q: Do you provide samples?

A: Standard product samples are free; customers cover shipping costs which are refundable with order placement.

Q: How do you ensure quality?

A: We manufacture to confirmed specifications with strict quality control, including production inspections and final pre-shipment checks.

Q: Do you accept small orders?

A: We welcome all customers regardless of order size and are committed to mutual growth.

Contact Information

WhatsApp: +86 15859569569

WeChat: +86 15159760767

Email: jackie@qzcjt.com

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Track Roller EX70 Single-Side Chromium Bearing Steel SUJ2 Inner Spindle

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