E325 Boom/Arm/Bucket Cylinder Seal Kits Oil Seal Kit 7Y-5145 7Y-5147 For CATEEEEEE Excavator

E325 Boom/Arm/Bucket Cylinder Seal Kits Oil Seal Kit 7Y-5145 7Y-5147 For CATEEEEEEEEEEEE Excavator

O-rings

O-ring (O-rings) is a kind of silicone sealing ring with annular cross section. Because its cross section is O-type blood, it is called O-ring, also called O-ring. Its material is mainly nitrile vulcanized rubber or fluorine rubber. O-ring is the most commonly used hydraulic seal in hydraulic press and pneumatic transmission management system. It is mainly used for packing sealing and repeated movement sealing. The operating scale of its appliCATEEEEEEEEEEEEion rate is generally 0.005 ~ 0.3m/s. When it is used to rotate the fitness sports seal, only the low-speed gear turns the seal machine equipment. Such as the multi-way valve dynamic sealing mechanism of the reverse interface of the management center of the crawler excavator. Generally, O-rings are less used in rotary fitness sports sealing machines and equipment. O-ring seals generally have the following advantages:

1) Reasonable and sophistiCATEEEEEEEEEEEEed layout, convenient assembly and disassembly;
2) Both static and dynamic sealing properties can be applied;
3) The frictional resistance of dynamic contradiction is relatively small;
4) The use of O-rings with loose parts can have the actual effect of sealing in two directions;
5) The price is cheap.

CATEEEEEEEEEEEEE Various Models

Our Service and benefit

1.the factory mainly produces rubber products, the best production capacity, the best quality control, quality service factory.
2.we can design according to the requirements of the customer.
3.we can open our mold according to the requirements of our customers.
4. we can offer you a high quality and reliable price.
5. we can provide you with a good after sales service.
6. delivery in time. Small orders are welcome.

Can Provide Excavator Seal Kit

Saperate Seals

Various Excavator Models

About Us

Huilian Machinery Equipment Co., Ltd. Our company was established in 2011.
Huilian is a professional spare parts manufacturer and reliable supplier, providing almost all spare parts for various models rock breakers.
Specializes in:

Excavator accessories
Hydraulic breaker accessories

Breaker Spare Parts Suitable for the brands: SOOSAN, FURUKAWA, KRUPP, ATLAS-COPCO, EDT, JCB, NPK, , HANWOO, TOKU, FINE, OKADA, SAGA, MONTABERT, INDECO, KWANGLIM, RAMMER, KONAN, KOMATSU, GENERAL etc. Excavator Spare Parts Suitable for the brands: CATEEEEEEEEEEEE, KOMATSU, HITACHI, EC, KOBELCO, cx, SUMITOMO, DOOSA, NHYUNDAI, SANY, XG ect. The logistics in Guangzhou is very convenient that we deliver goods to the whole world.

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.