| After-sales Service: | Lifetime Technical Support |
|---|---|
| Warranty: | 12 Months |
| Oil or Not: | Oil |
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The HDSR series vacuum pump is developed based on the introduction of RR series fan technology from Japan using our company's countercurrent cooling patent technology. The vacuum pump is used for absorbing high vacuum. Countercurrent cooling is a kind of cooling method that uses low-temperature gas as pre-intake gas and usually sets the pressure of cooling gas to be equal to the exhaust pressure.
| MODEL | INLET FLOW RATE(M3/MIN) | VACUUM PRESSURE(KPA) | MOTOR(KW) |
| HDSR50V | 0.86-2.59 | -13.3 To -46.6 | 0.75-4 |
| HDSR65V | 1.16-3.80 | -13.3 To -46.6 | 1.1-5.5 |
| HDSR80V | 2.50-5.53 | -13.3 To -79.9 | 2.2-11 |
| HDSR100V | 3.57-8.47 | -13.3 To -79.9 | 3-18.5 |
| HDSR125V | 4.35-13.37 | -13.3 To -79.9 | 5.5-30 |
| HDSR150V | 7.29-29.25 | -13.3 To -79.9 | 5.5-55 |
| HDSR175V | 17.26-40.00 | -13.3 To -43.9 | 15-55 |
| HDSR200V | 25.03-58.69 | -13.3 To -79.9 | 18.5-13.2 |
| HDSR250V | 57.73-93.20 | -13.3 To -79.9 | 30-185 |
| HDSR300V | 83.21-136.3 | -13.3 To -79.9 | 45-250 |
SHANDONG HUADONG BLOWER CO.,LTD is located at Taiping Industrial Park, Xiuhui Town, Zhangqiu City, Shandong Province, China. It covers 100,000 square meters and is close to Zhangqiu station of Jiaoji railway in the South and 600 meters away from Jiqing highway in the North. We are an integrated automated machinery enterprise with professional precision machinery manufacturing and an excellent aftersales service system.
Founded in the late 1990s, the company has developed so far, relying on scientific management, cooperating with famous experts in the blower industry and prestigious universities, equipped with the latest manufacturing technology and strict inspection, insisting the entrepreneurship culture of " quality is the basic of one enterprise", our company have won great reputation from our customers and society. Up to now, we have won many honours, like: "high-tech enterprise", "invisible champion cultivation enterprise of Shandong Province", " Zhangqiu Quality Praise", "Professional precision special advanced enterprise of Shandong Province", " advanced party branch", " advanced communist party operators", " civilized and integrity private enterprise", "top 10 taxpayers", "keeping the contract and credit enterprise", " famous brand of Shandong Province", "customer satisfaction enterprise", and so on. The company has get ISO9001 international quality management system and CE certification.
Our main products include: 3 lobe roots blower (HDSR series, HDLH series, HG series), 2 lobe roots blowerI (HDR series,HTR series), steam compressor, vaccum pump and so on. Our products can widely used in several industries, such as sewage treatment, pneumatic conveying, cement, electric power, paper making, aquaculture, food, metallurgy, mining, environment protection industry etc.
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