High Sealing Performance ZAX120 Hydraulic Excavator Seal Kits Boom Arm Bucket

Product Description:

The High Sealing Performance ZAX120 Hydraulic Excavator Seal Kits Boom Arm Bucket is used to seal up the gap between different parts of the hydraulic cylinder. They can be used under high pressure and also can be used between the head and the connecting rod when the rod and cylinder seal are reciproing. We usually call them as BOOM / ARM / BUCKET cylinder seal kit.

Technical Specifications

· Application: Hydraulic cylinders for excavators, especially Hitachi ZAX120
· Seal Type: Complete sealing set for cylinder overhaul
· Place of Origin: China
· Temperature Range: -30°C to +130°C
· Seal Material: Multi-material combination (TPU, Nylon, NBR, PTFE, FKM)

Included Seal Elements

· Cylinder Rod U-Seal
· Cylinder Rod Buffer Ring
· Piston Seal
· Wear Ring
· Dust Ring
· O-Ring
· Backup Ring
· U-Seal Backup Ring

Key Features

·  High Sealing Performance – Excellent leak prevention under high pressure
·  Heat Resistance – Reliable performance in high-temperature environments
·  Good Elasticity – Maintains sealing force under dynamic conditions
·  Oil Resistance – Compatible with various hydraulic fluids and oils
·  Multi-Material Design – Optimized seal selection for different functions and durability
·  Wide Temperature Adaptability – Suitable for use in extreme climates

Material Composition

· TPU (Thermoplastic Polyurethane): Used for rod seals and wear rings for abrasion resistance
· Nylon (NY): Applied in backup rings for high mechanical strength
· NBR (Nitrile Rubber): Suitable for O-rings with good oil resistance
· PTFE (Polytetrafluoroethylene): Used for piston seals for low friction and high pressure resistance
· FKM (Fluoroelastomer): Applied in high-temperature and chemical-resistant applications

Packaging

· Inner packaging: PP bag (for moisture and dust protection)
· Outer packaging: Strong carton box (for safe storage and transportation)

Lead Time

3–8 days after payment confirmation

Related Excavator Number:

ZAX55ZAX60ZAX70 / 75USZAX110ZAX120ZAX200 / 210W / 210-3GZAX230 / 240ZAC240-3 / 250-3ZAX240-3GZAX250-3GZAX330-1 / 2ZAX350-6ZAX360-3GZAX330-3 / 350K-3 ZAX360LC-3

ZAX360-5G

ZAX330-5G / 350-5G ZAX270ZAX270-3ZAX470-3 / 470-5GZAX450-3ZAX450-6 / 450H / 400-1

ZAX450LCZAX1200-5D

Company Profile

Guangzhou Midao (Mido) Oil Seal: Your Trusted Partner for Sealing Solutions.

·Expertise: Specializes in manufacturing high-quality oil seals and sealing products.

·Quality & Durability: Products are known for their exceptional reliability in demanding applications, such as construction and excavator machinery.

·Global Reach: A key supplier to the machinery industry, catering to both the Chinese market and international customers.

The history of exhibition

2001 Beijing BICIS

2004 Shanghai Bauma

2005 Beijing BICIS

2006 Shanghai Bauma

2007 Beijing BICIS

2009 Beijing BICIS

2011 Beijing BICIS

2013 Beijing BICIS

2024 Moscow CTT

2024 Shanghai Bauma

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FAQ

Q1. Why should I choose your products? 

While operating our own manufacturing facility, we also distribute oil seals from renowned international brands. We are committed to providing one-stop solutions to meet all our customers' diverse needs. Excavator/ Loader/ Motor Grader Seal kits and Spare Parts.

Q2. What series of products does your company have?

Excavator/ Loader/ Motor Grader Seal kits and Spare Parts.

Q3. Any other good service your company can provide? 

Yes. Conduct regular follow-up visits, and there are dedicated staff available online 24 hours a day

In the era of digital office, our company is committed to providing customers with comprehensive and efficient service experiences. The "Online Specialist Response" is a key component of this commitment.