HB20G Cylinder for Rock Hammer Back Head Cylinder Front Head Assembly Hydraulic Breaker Cylinder Stone Road Breakers Excavator

HB20G Cylinder for Rock Hammer Back Head Cylinder Front Head Assembly Hydraulic Breaker Cylinder Stone Road Breakers Excavator

Why Choose Us

Cylinder Material
Choose the best Material 20 CrMo 40 CrMo 42Crmo, The material of the middle cylinder is made of 20crmo, and is processed by a high-precision CNC center; after the processing is completed, it undergoes three hot water treatments and three cold treatments; the matching tolerance of the piston and the middle cylinder is within 5-7 wires, and each middle cylinder Both the piston and the piston are cold treated with liquid nitrogen to prevent the cylinder from expanding due to excessive oil temperature and cannot be used normally.

High quality hammer shell and splint
The material used for the hammer shell and splint is wear-resistant, manganese steel material, which is welded by robots to ensure that it will not crack within one year.We use high-precision product matching, and the matching tolerance is within 1-5 wire, which fully guarantees the hammer's striking strength.The material of the whole body bolt and splint bolt is 42crmo, and each one is heat-treated to prevent each bolt from being elongated and deformed.

Hydraulic Breaker Spare Parts

Hydraulic Breaker Hammer-Warranty 12 months
Hydraulic Breaker Hammer for 1~50 Tons Excavator
Q: Are you sure your hydraulic breakers will fit my excavator?
A: Yes, we sure. We have more than 12 years experience in manufacturing hydraulic breakers. Our hydraulic breakers are suitable for fast all brands of excavators. Show us your excavator model, we'll confirm the solution.
Q: How about the delivery time?
A: Based on order quantity, normally it takes 7 days for production. Only 3 days if we have stock on your request size.
Q: How about your products warranty?
A:12 months warranty for hydraulic breaker, Free replacement will provide once the failure confirmed caused by our product quality. Beyond the warranty period,Our sales team and Technical Support will response for your question within 24 hours (Holidays Excluded).
Q: Can you produce according to customers' design?
A:Sure, OEM/ODM service available. We are professional in manufacturing and assembling hydraulic breakers.
Q:What's the MOQ and payment terms?
A: MOQ of hydraulic breaker is 1set. Payment via T/T,Western Union accepted, other terms can be negotiated.

Breaker hammer parts we have

Company Profile

Guangzhou Huilian Machinery Co., Ltd. located in 1st Floor, No. 389, East Zhongshan Avenue, Huangpu District, Guangzhou City, Guangzhou Area of China(Guangdong ), The workshops occupy an area of 1600 square meters. Our company specialized in manufacturing all kinds of hydraulic breaker hammer,breaker hammer pipeline and their accessories as well as excavator attachments, breaker parts has hydraulic breaker piston, Front & Back head, cylinder, Thrust & Outer bushings, Hammer drill rod and flat pin, hydraulic valve, code Seal housing and so on. All the accessories of our pipeline, including clamps, ball valve, foot valve, wire plug, wire alignment, relief valve, lock valve, bracket, connector, hammer tube, arm iron pipe assembly, three-way iron pipe, are independently developed and manufactured by our factory to ensure product quality, safety and reliability.
We have perfect production equipments and test devices. Our company has various international certifications and adopts advanced technology to ensure product quality. We strictly control the material of our products, adopting unique heat treatment technology, special alloy materials, and the quality has reached international advanced level.

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.