华南代里罗茨泵FDRA020113NV口口相传意大利RONZIO
RONZIO齿轮马达，齿轮采用具有国际九十年代先进水平的新技术--双圆弧正弦曲线齿型圆弧。它与渐开线齿轮相比，突出的优点是齿轮啮合过程中齿廓面没有相对滑动，
| FDRCV30802WVR |
| FDRCX030552WVRJ |
| HDX0454WVRQ |
| HDX0762WVR |
| HDX076-4WVR |
| HFFDRAO20174NV |
| HG217-3DF180-N |
| HG304-DF-N-JG304+Q235B |
所以齿面无磨损、运转平衡、无困液现象，噪声低、寿命长、效率高。Italian RONZTO company was founded in 1950, is Italy's relatively early gear pump, gear and gear shunt motor professional manufacturers.