1.25-450 Ratio Industrial Gear Box / Gear Transmission with Solid & Hollow Shaft
Description:
1. Characteristics
A. H. Helical and bevel-helical gear unit, similar to Flender H. B gearbox, big power and torque.
B. Widely used in Mining, smelting machine as power transmission.
C. Horizontal and vertical installation, single to four stage, available in 26 sizes.
2. Product Brief Induction
Progressive ratio of sizes for optimum selection of sizes.
Improved noise level through grounded bevel gear teeth and noise-absorbing housings.
transmission stage | BC2 (ratio from 5~18) |
BC3 (ratio from 12.5~90) | |
BC4 (ratio from 80~400) | |
Housing material | HT250 high-strength cast iron |
Housing hardness | HBS190-240 |
Gear material | 20CrMnTi alloy steel |
Surface hardness of gears | HRC58°~62 ° |
Gear core hardness | HRC33~40 |
Input / Output shaft material | 42CrMo alloy steel |
Input / Output shaft hardness | HRC25~30 |
Machining precision of gears | accurate grinding, 6~5 Grade |
Lubricating oil | GB L-CKC220-460, Shell Omala220-460 |
Heat treatment | tempering, cementiting, quenching, etc. |
Efficiency | 92%~98% (depends on the transmission stage) |
Noise (MAX) | 60~68dB |
Temp. rise (MAX) | 40°C |
Temp. rise (Oil)(MAX) | 50°C |
Vibration | ≤20µm |
Backlash | ≤20Arcmin |
3. Company Profile
Changzhou Mingdi Machinery Co., Ltd. has started its own gearbox business since 2002, we attach importance to the research and development of new product. We offer big range of gearboxes, including cylindrical hard-tooth--face gearbox, P planetary gearbox, RV worm gearbox, ZLYJ plastic extruder gearbox,
customized gearbox & gear etc, with a strong advantage on cylindrical hard-tooth-face gearbox and
customized gearbox, we follow strict qualitycontrol system from the start to end.
Our mission is to design and offer the reliable solution to your gearbox need, and to promote sustainable and shared development with customers by providing honest, responsible, prompt services.