Efficient hydraulic system, new high-speed commutation with pumping exchange efficiency being increased by12%;
Large displacement pumping systems, the suction efficiency having been increased by 6% to meet the needs of various operating conditions;
Full hydraulic commutaton open system, high hydraulic oil cleanliness, low oil temperature,small impact;
The main cylinder waterproof seal patented technology,effectively preventing water from entering the hydraulic system to avoid hydraulic oil emulsion;
Advanced S valve system, good sealing performance, economic and durable quick-wear parts, easy replacement;
Hydraulic and electrical components adopt international famous brands with high reliability.
Qingdao Jiuhe Heavy Industry Machinery Co., Ltd. is a professional manufacturer located in Qingdao. Our company is mainly specialized in small, medium and large trailer concrete pumps, truck-mounted concrete pumps, concrete placing booms, plastering machines, concrete mixers and concrete batching plants. Our JH brand machines have been exported to more than 30 countries and got an excellent reputation.