About us
We are one of the leading manufacturers of Heavy duty helical gearbox in China, specialized in gearbox industry for 22 years. Our products have been reputed by our customers for long. Manufacturing according to the ISO9001 quality control system guidelines. We help our customer develop special gearbox for their application and OEM service offered.
Product features
- BC series heavy-duty industrial gear box is a right angle shaft heavy load industrial gearbox designed as hard teethface helical gear. The period of designing and manufacturing are shorter because of the blocking design.
- The feature is compact construction, steady running. It can bear huge road of industry, insteaded of early international standard gearbox.
- The products have been mainly used in heavy industrial fields, such as mine, petrochemical, electric power, metallurgy etc.
General Technical data
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 |
Brand of bearings | China Top brand HRB,LYC,ZWZ or other brands requested, NSK….. |
Brand of oil seal | NAK--- Taiwan or other brands requested |
Model | BC2-01 | BC2-02 | BC2-03 | BC2-04 | BC2-05 | BC2-06 | BC2-07 | BC2-08 | BC2-09 | BC2-10 |
Weight(KG) | 65 | 90 | 140 | 235 | 360 | 410 | 615 | 700 | 1000 | 1156 |
Model | BC2-11 | BC2-12 | BC2-13 | BC2-14 | BC2-15 | BC2-16 | BC2-17 | BC2-18 | | |
Weight(KG) | 1640 | 1910 | 2365 | 2750 | 3795 | 4160 | 5320 | 5860 | | |
Model | BC3-03 | BC3-04 | BC3-05 | BC3-06 | BC3-07 | BC3-08 | BC3-09 | BC3-10 | BC3-11 | BC3-12 |
Weight(KG) | 130 | 210 | 325 | 380 | 550 | 635 | 890 | 1020 | 1455 | 1730 |
Model | BC3-13 | BC3-14 | BC3-15 | BC3-16 | BC3-17 | BC3-18 | BC3-19 | BC3-20 | BC3-21 | BC3-22 |
Weight(KG) | 2260 | 2615 | 3540 | 3765 | 4760 | 5240 | 6050 | 6710 | 8190 | 8950 |
Model | | | BC4-05 | BC4-06 | BC4-07 | BC4-08 | BC4-09 | BC4-10 | BC4-11 | BC4-12 |
Weight(KG) | | | 335 | 385 | 555 | 655 | 890 | 1025 | 1485 | 1750 |
Model | BC4-13 | BC4-14 | BC4-15 | BC4-16 | BC4-17 | BC4-18 | BC4-19 | BC4-20 | BC4-21 | BC4-22 |
Weight(KG) | 2280 | 2605 | 3435 | 3765 | 4460 | 4930 | 5400 | 6000 | 7350 | 7850 |
Combined system
Packages
For more parameters and dimensions, please contact with us. Welcome to send us inquiry!