Guangzhou Zhipan Sealing Technology Co.,Ltd.
                                                                                                           
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20 Years
Since 2006
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PU Oil Seal for Komatsu Hitachi ROI 95 Series - 28MPA Pressure, -30°C to 100°C Temperature Range

Price Negotiable
Price: $0.26/sets >=100 sets
MOQ: 10 sets
Delivery Time: Negotiable
Brand: Youchang
Product Description
PU Oil Seal for Komatsu and Hitachi ROI 95 Series
Product Overview

This center joint seal consists of two identical metal steel rings and two matching rubber O-rings. The metal rings are manufactured from high-quality Alloy Casting Iron (15Cr1Mo) for exceptional durability and performance in demanding applications.

Operating Principle

The seal operates through a pair of metal rings supported by rubber rings, creating a sealed space within the cavity. During operation, the precision-ground seal surfaces of the two metal rings work in close coordination while sliding relative to each other, ensuring optimal sealing performance.

Technical Specifications
Parameter Specification
Place of Origin Guangzhou, China
Application Excavators, Loaders, Graders, Trucks and Construction Equipment
Material Durable PU Rubber
Temperature Range -30°C to 100°C
Maximum Pressure 28 MPA
Minimum Speed 0.3 m/s
Certification UDEM/OEM
Performance Advantages
  • High sliding speed capability
  • Low friction operation, free of stick-slip
  • Simple groove design for easy installation
  • Extended service life and durability
  • Excellent sealing performance even under pressure peaks
  • High resistance to abrasion and wear
  • Increased clearance tolerance
  • High temperature and pressure resistance
Available Sizes
ROI Size Dimensions (mm)
ROI 60 60*4.9
ROI 65 65*4.9
ROI 70 70*4.9
ROI 75 75*4.9
ROI 80 80*4.9
ROI 85 85*4.9
ROI 90 90*4.9
ROI 95 95*4.9
ROI 100 100*4.9
ROI 115 115*4.9
ROI 120 120*4.9
ROI 125 125*4.9
ROI 120 120*4.4
ROI 130 130*4.4
Product Images
PU Oil Seal for Komatsu and Hitachi ROI 95 series close-up view
ROI 95 oil seal installation diagram and cross-section
PU oil seal dimensional specifications and measurement guide
Industrial application of ROI seals in construction equipment
Quality inspection and packaging of PU oil seals
Frequently Asked Questions
Are you a trading company or manufacturer?
We are a professional manufacturer with more than ten years of production experience in industrial seals.
How about your raw material quality?
We use selected high-quality raw materials to ensure excellent physical properties. We can also customize the raw material compound formula to meet your specific processing conditions.
Can I get free samples for testing?
We can provide free samples for stock items, but customers typically need to cover the freight costs.
What information do I need to provide for custom production?
We can manufacture according to your specific size requirements or based on provided samples.
Do you support retail sales?
Yes, we support retail sales for our stock products to accommodate various customer needs.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Guangzhou Zhipan Sealing Technology Co.,Ltd.
Location Room 302, Building 1, No. 418, Shatai South Road, Tianhe District, Guangzhou-C0558
Contact Person Eason

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