Swivel joint is used to be a channel for the hydraulic fluid going to the travel motor.

It has many other names, including rotary manifold, rotary union, center swivel, and center joint.

It's an important part of the machine.

If there is oil leak in the swivel joint, the travel motor will lose power.

So when the travel motor acts without power, you should take it into consideration too that whether it‘s the problem of swivel joint, and to change swivel join seal kits.

Seal kit is the top-priority main product for the one we supply.

During the past 10 years, Sonka company build a developing list for the formula for the seal kits from the ground.

now we have most data information about the excavator seal kits for the brand Komatsu CAT Hyundai Kobelco DOOSAN Excavators. And next step is for the Volvo loaders, Komatsu loaders, and bulldozers.
And for the others step by step.

Now Sonka company has its two own brand seals developed "HQPA" & "SUNCAR" on launching.

Sonka company is becoming better and better to provide better service to customers.

We can supply the product to you in the shortest time with good quality and competitive price. You could visit our website: http://www.excavatorsealkit.com for more information. Wish our products will be helpful for your business. Any questions please do not hesitate to let us know.
A. In order to give you fast and accurate pricing information, we need some details about your engine/application and the part number of the part you want.
B. If you cannot find the parts you need here on our web site, please just contact us directly with details.

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Guangzhou Sonka Engineering Machinery Co., Ltd.

Loion: Guangzhou, China

Business scope:excavator spare parts

Fit for machine model brand: Komatsu, Hitachi, Kobelco, Kato, , Daewoo, Sumitomo, Hyundai, Volvo

Start

Sonka Company grew out of Global Engineering Machinery.

Time back in 2009, a spare parts shop named GLOBAL ENGINEERING MACHINERY established in Guangzhou City. Soon but stably, it sold its spare parts to more than 30 cities in domestic China in the same year, with the fame spreading far and wide, for the good product quality and service.

At that time the shop mainly sold mainly in seal and seal kits lines: excavator seal kits, loader seal kits, bulldozer seal kits, breaker seal kits and other construction machinery-related seals.

Growing

To meet customer’s growing needs on seal kits, in 2013, a new company named Guangzhou Huanqiu Seal Technology Co. LTD was set up to handling the seal factory. Factory manufactures all kinds of seals for construction machinery.

It then lay solid foundations for oncoming development.

HQPA stands for High Quality Product Assurance!

Expand

With rich experience and established technique, customers are satisfied with our seal kits for high quality and good performance.

And we would like to share these seal kits with the world outside China. In the year of 2014, we creates the Guangzhou Sonka Engineering Machinery Co. Ltd, a branch trading company, to deal with all the oversea business.

Prospect

In the year 2020, Sonka Company will upgrade our brand. We will set up Management Service Center in the oversea market to promote our uniform brand all over the world.