R series omiter helical gearbox

Gearing Arrangement: Helical
Output Torque: 3.7~35799N.M.
Rated Power: 0.18~ 160KW.
Input Speed: <2000rpm
Output Speed: 4.8~298 RPM
Model Number: RC
Color: RAL5010 blue or other
Input Form: IEC flange, directly connected with motor, solid shaft
Output Form: Solid shaft
Material: Cast iron
Quality Control System: ISO9001:2008
Noise(MAX): 60-68dB
Vibration: ≤20μm
Mounting Position: foot mounted, flange mounted,torque arm mounted
Packaging Details: Wooden Box&Pallet , Or Carton&Pallet
Port: Ningbo Port, or Shanghai Port

135a marine gearbox
Small size: standard export packing (carton and pallet);
Big size: fumigated wood carton or non-wood packing material carton

About us

We are one of the leading manufacturers of gearbox in China, specialized in gearbox industry about 26 years. Up to now, we have owned four main product categories such as cycloid reducer, worm gearbox, variable reducer and helical gearbox. Our goal is to provide high quality products and first-class services for our customers. At the same time we can help our clients develop special gearbox for their application and OEM service.

Product features

1. RC series helical gear speed reducer own rational design, nema reductor gearbox gear reducer worm gearbox industrial gear box motor drive reduction gearbox worm gear reducer compact construction, smaller size than X or B series cycloidal gearmotor at the same permitted torque.
2. Little vibration and low noise, with high transmission efficiency.
3. The products have been mainly used in chemical machinery, cement agitator machinery, printing and packaging machinery, mine and power transmission machinery, metallurgy etc.

General Technical data

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, NB Series Precision Planetary Gearbox Reducer quenching, etc.
Efficiency 94%~96% (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 Shaft Dia. Center Height Output Flange Dia. Power Ratio Permitted Torque Weight
Solid (mm) (mm) (mm) (kw) (Nm) (KGS)
RC37 25k6 90h13 120/160 0.12~0.75 5~136 150 10
RC47 30k6 115h13 160/200 0.25~2.2 5~173 300 15
RC57 35k6 115h13 200/250 1.18~5.5 5~173 400 21
RC67 35k6 130h13 200/250 0.37~7.5 5~170 500 27
RC77 40k6 140h13 250/300 0.55~11 5~192 750 35
RC87 50k6 180h13 300/350 0.75~18.5 5~192 1250 65
RC97 60m6 225h13 350/450 1.5~30 5~197 2400 120
RC107 70m6 250h13 350/450 2.2~45 5~197 3600 165
RC137 90m6 315h13 450/550 4~55 5~197 6600 255
RC147 110m6 355h13 450/550 7.5~90 5~195 10700 370
RC167 120m6 425h13 550/660 11~132 8~186 14800 700
RC187 160m6 510h13 660/770 15~160 8~186 28000 1500
Remark: the weight without oil and motor, shaft and flange input add 10%.

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