Horizontal Heavy Duty Parallel Shaft Gearbox High Torque Low Speed Helical Transmission Gear Unit

Product Description

Horizontal Heavy Duty Parallel Shaft Gearbox High Torque Low Speed Helical Transmission Gear Unit
We are one of the leading manufacturers of gear unit in China,specialized in transmission industry for more than 30 years.
It is senior member of China Speed Reducer Industry Association and China Committee of Gear. Our products have been reputed by our customers for long.
Our company was located coastal economic area Wenzhou, Zhejiang province. Since established in1988,we have insisted on science and technology innovation, researching and introducingadvanced technology, as well as continuously developing new products to meet the marketequirements.We have ability to develop special gearboxes for our customers' application, OEM and ODM service offered.
Product features 1.HC series gearbox is a parallel shaft heavy load industrial gear unit designed as hard teethface helical gear.The period of designing and manufacturing are shorter because of the blocking design.
2.The feature is compact construction, steady running. It can bear huge load of industry, insteaded of early international standard gear unit.
3.The material of gears is 20CrMnTi alloy steel and the hardness can reach to HRC58°~ 62° after tempering , cementiting, quenching etc. heat treatment. All the gears are processed by accurate grinding and the precision by accurate grinding and the precision can reach to grade 6~5.
4.The products have been mainly used in heavy industrial fields, such as mine, petrochemical, electric power,metallurgy etc.

Transmission stage	HC1 (ratio from 1.25~5.6)
	HC2 (ratio from 6.3~28)
	HC3 (ratio from 22.4~112)
	HC4 (ratio from 100~450)
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)	40ºC
Temp. rise (Oil)(MAX)	50ºC
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

Please contact with us to get General Technical data!
Why choose us? 1.With more than 30 years of experience and advance technology in producing speed reducer, the quality has been recognized by our customers. 2.Short delivery time,large spare parts storage. 3.Strong research and development capabilities. We have ability to develop speed reducers for our customers' special application. 4.Great service!Fast and convenient pre-sales and after-sales service. 5.Good cost performance, providing the most attractive price while ensuring the same quality.

FAQ:
Q1: How can you guarantee the quality?
A: 14 months warranty after shipment. If there is a quality problem, please send us pictures or video to check, we promise to send spare parts or new products to replace. Our guarantee not include inappropriate operation or wrong specification selection. Please send us usage details to check the parameters before ordering and operating.
Q2: How we select models and specifications?
A: You can send us the required series code (for example: RC series or in line shaft layout) as well as requirement details, such as motor power, output speed or ratio, service factor or your application,output mounting form...as much data as possible. If you can supply some pictures with nameplate or drawings, it is helpful to select perfectly matched goods to you.
Q3: If we don't find what we want on your website, what should we do?
A: We offer three options:
1, You can send us the pictures, drawings or descriptions details. We will try to design the products basised on our standard models.
2, Our R&D department is professional for OEM/ODM products, please send us drawing/samples, we can do customized design for your bulk purchasing.
3, We can develop new products if they have good market. We have already developed many items for special using successful, such as special gearbox for agitator, cement conveyor, wood pellet machine, power trowel,shoes machines and so on.
Q4: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.
Q5: How about your product delivery time?
A: Normally for 20'container, it takes 25-30 workdays for worm and cycloid gearbox, 35-40 workdays for helical gearbox.
For more questions, please contact with us. Welcome to send us inquiry!