KRUPP HM2000 HM720 HM560 HM550 HM500 HM301 Hydraulic Breaker

Seal Kit for Excavator Spare Part Hydraulic Breaker Hammer Repair Kit

Product Overview

Parts List

Detailed Photos

More Avaliable Model Seal Kit

Other products are continuously being updated. Please stay tuned and feel free yo inquire.

Why choose us:

1. Good Sealing Performance and Low Friction

The sealing element is designed with precision to ensure an excellent sealing effect, effectively preventing leaks of liquids

or gases. Its low-friction surface treatment reduces resistance during movement, improving operational efficiency while

minimizing wear. This combination ensures smooth performance in dynamic applications, such as hydraulic or pneumatic

systems.

2. Good Abrasion Resistance, Low Permanent Compression Deformation, and Excellent Extrusion

Resistance

The material is engineered to withstand harsh working conditions, offering superior abrasion resistance to prolong service

life. It maintains structural integrity under prolonged stress, exhibiting minimal permanent compression deformation even

after extended use. Additionally, its high extrusion resistance prevents deformation or failure under high-pressure

conditions, ensuring reliable sealing in demanding environments.

3. Adapt to Different Pressure Conditions and Resist High-Pressure Impact

The sealing solution is versatile, capable of functioning efficiently across a wide range of pressure levels—from low to

ultra-high pressure. Its robust design allows it to absorb and dissipate high-pressure impacts without losing sealing

effectiveness, making it suitable for applications involving sudden pressure surges, such as in hydraulic systems or

industrial machinery.

4. Excellent Material Properties, Suitable for Different Application Environments

The material is carefully selected and optimized for superior chemical resistance, temperature stability, and environmental

adaptability. Whether in extreme temperatures, corrosive media, or high-moisture conditions, it retains its performance

characteristics, ensuring reliability across industries such as automotive, aerospace, oil & gas, and chemical processing.

5. Long Service Life

Thanks to its high-quality materials, advanced manufacturing processes, and durable design, the sealing product offers

an extended operational lifespan. It reduces the frequency of maintenance and replacement, lowering overall costs while

ensuring consistent performance over time.

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Company Introduction

Koko Shop Machine Co., Ltd (EB Seals) is a premier manufacturer and supplier of high-performance hydraulic breaker

components, excavator spare parts, and OEM hydraulic seals. Based in Guangzhou, China, with over 10 years of industry

expertise, we specialize in providing complete seal kits and precision-engineered seals for hydraulic breakers and excavators.

Our Product Range Includes:

Hydraulic Breaker Parts: Seal kits, diaphragms, pistons, chisels, wear bushes (upper & lower), rod pins, through bolts, side

bolts, control valves, front heads, cylinders, accumulators, and N₂ gas charging kits—covering nearly all major brands.

Excavator Components: Hydraulic cylinder seal kits (for boom arms & buckets), hydraulic pumps, travel swing motors, and

more.

Global Reach & Partnerships

We proudly serve a diverse clientele across the United States, Middle East (Kuwait, Saudi Arabia, Dubai, Iran), Africa (Kenya,

Algeria, Morocco), and Europe (Ukraine, Russia). Since 2013, Huilian Machinery (Koko Shop) has been an authorized

distributor for Easywork Engineering Machinery (SANY Group) in Russia and Indonesia.

Koko Shop Machine Co.,Ltd (Huilian Machinery) found in 2011, is a professional supplier who is specializd in construction machinery parts for excavator and attachments, including Hydraulic Hammer, Hydraulic Breaker Spare Parts, Quick Coupler, Hydraulic Grab, Ripper, Vibrator, etc. And, Excavator parts Engine, Hydraulic Pump, Swing motor, Travel motor, Main control Valve, Swivel Joint, Hydraulic seal kit. After 12 years developments, Huilian Machinery factory make quality parts with it's advance technology and advance machines. Hydraulic Breaker Parts suitable for: Atlas copco, Soosan, Furukawa, Atlas Copco, Alpha, Bretec, BTI, CATEEEEEE, CP, Daemo, DMB, Alicon, D&A, Doosan, EDT, Epiroc, Everdigm, Fine, Furukawa, General GB, Hammeroc HR, Hyundai HDB, Indeco HP MES, JCB, Kent, KCB, Komac, Komatsu JTHB, JKHB, Korota, Krupp, Kwanglim, Konan, Montabert, MSB, MTB, Noah, NPK, Okada, OKB, Omal, Poqutec, Powerking, Promove, Rammer, RB Hammer, RBI, Rhino, , Soosan, Stanley, Teisaku, T&H, Toku, Toyo, UBTECH, ECand so on. Hydraulic Excavator Parts suitable for: Komatsu, Hitachi, EC, Hyundai, Kobelco, Sumitomo, Kato, Doosan, JCB, cx, Sany, Liugong, XCMG, Xugong, Zoomlion, etc. OEM and ODM service offered.

In order to meet different customers' needs, Huilian Machinery also purchases Genuine Parts from German, Japan, Korea. And we established a long-term business relationship with customers from all over the world, like: U S A, Mexico, Saudi Arabia Kenya, Algeria, UAE, Russia, Morocco, etc. In 2023, Huilian Machinery became Distributors of easywork engineering machinery (SANY Group) in Russia and indonesia.

Koko Shop Machine is continuously seeking the chances to meet all the friends both from home and abroad for win-win cooperation.

And we believe that quality parts will take us to a further place. Let’s build a better tomorrow, together!

Introduction to Koko Shop Company

CertifiCATEEEEions

Enteprise Honor

Service Brand

Our Factory

Koko Shop Machine Management Department is an important control method for processing quality. It equipped with the most advanced inspection equipments The professional control devices,it can provide accurate reference data to choose the most suitable material and accessories, which also effectively control parts quality. Besides, it also provides digital information for engineers and quality controller to determine feasibility for spare parts after processing. This is the working processing of quality control.

Chooing steady quality supplier. After purchasing raw material, duing testing if it is proved well, then we will arrange these eligible matrial that come into warehouse.

When the spare parts finish and come into testing working conditon. Every worker will be responsible for their spare parts. They will give out fact testing date and results. After proving testing date is accord with delivery standard. Then Koko Shop Machine Quality Management Department will allow these spare parts that go to packing department and packing.

Before delivery, Koko Shop Machine Quality Management Department should check all mark and packing conditon. If it is prove it is accord with exporting standard and customer's requirement. Then they will allow these equipment come into fininshed product area. 

Of course Koko Shop Machine Quality Management Department have the right to make sample testing for every production step to make sure product quality.