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In order to meet the various working needs of the excavator, there are many types of excavator attachments,including:hydraulic breaker, hydraulic shear, vibratory plate compactor, quick hitch,wood grapple, etc.The wood grapple is one of the more commonly used ones.The hydraulic grapple,also known...Read more »

Excavator hydraulic shears are widely used in steel structure demolition, scrap steel recycling, automobile dismantling and other industries.It is a wise choice to choose the appropriate hydraulic shear according to your own working conditions. However,there are many typ...Read more »

A lot of work is accomplished on a construction site ranging from demolition to site preparation. Among all the heavy equipment used, hydraulic breakers must be the most versatile. Hydraulic breakers are used on construction sites for housing and road construction. They  beat the older versions i...Read more »

Yantai Jiwei mainly produces hydraulic breakers, excavator grapple,quick hitch,excavator ripper,excavator buckets,we rank among the best in dustry.In order to regularly enhance the company’s team cohesion and speed up the integration of new and old employees, Yantai Jiwei regularly organize...Read more »

Eagle shear belongs to the excavator demolition attachment and demolition equipment, and is usually installed at the front end of the excavator.   The application industry of eagle shears: ◆Scrap steel processing enterprises ◆Auto dismantling plant ◆Removal of steel structure workshop ◆ Sh...Read more »

About us Established in 2009, Yantai jiwei has become an outstanding manufacturer of Hydraulic Hammer&Breaker, quick coupler,hydraulic shear ,hydraulic compactor,ripper excavator attachments,with more than 10 years’ experience in designing, manufacturing and selling.we are well known f...Read more »

This guide has been prepared to aid the operator to locate the problem cause and then remedy when trouble has occurred. If trouble has been caused, obtain details as following checkpoints and contact your local service distributor. CheckPoint  (Cause) Remedy 1. Spool stroke is insuffi...Read more »

1. The hydraulic oil is not clean If impurities are mixed in the oil, these impurities can cause strain when they are embedded in the gap between the piston and the cylinder. This kind of strain has the following characteristics: generally there are groove marks more than 0.1mm deep, the number i...Read more »

1、 Caused by metal impurities A. It is most likely to be the abrasive debris generated by the high-speed rotation of the pump. You must consider all the components that rotate with the pump, such as the wear of bearings and volume cha...Read more »

How to adjust the hydraulic breaker? The hydraulic breaker is designed to adjust the bpm (beats per minute) by changing the piston stroke while keeping the working pressure and fuel consumption constant, so that the hydraulic breaker can be widely used. However, as the b...Read more »

In the case of frequent replacement of excavator attachments, the operator can use the hydraulic quick coupler to quickly switch between the hydraulic breaker and the bucket. No need for manual insertion of bucket pins. Turning on the switch can be completed in ten seconds, saving time, effort, s...Read more »

In hydraulic breaker hammer normal use, the seal kits must be replaced every 500H! However, many customers do not understand why they should do this. They think that as long as the hydraulic breaker hammer has no hydraulic oil leaking, there is no need to replace the sea...Read more »