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Shandong Shuofeng Precision Machinery Manufacturing Co., Ltd.

  • China,Zibo ,Shandong
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China Heavy Duty Crane Arc Cylindrical Gear Reducer 8-50 Ratio 3-110kW High Contact
China Heavy Duty Crane Arc Cylindrical Gear Reducer 8-50 Ratio 3-110kW High Contact

  1. China Heavy Duty Crane Arc Cylindrical Gear Reducer 8-50 Ratio 3-110kW High Contact
  2. China Heavy Duty Crane Arc Cylindrical Gear Reducer 8-50 Ratio 3-110kW High Contact
  3. China Heavy Duty Crane Arc Cylindrical Gear Reducer 8-50 Ratio 3-110kW High Contact
  4. China Heavy Duty Crane Arc Cylindrical Gear Reducer 8-50 Ratio 3-110kW High Contact

Heavy Duty Crane Arc Cylindrical Gear Reducer 8-50 Ratio 3-110kW High Contact

  1. MOQ: 1 Set
  2. Price: USD 600-9500 / Set
  3. Get Latest Price
Gear Ratio Range 8-50
Tooth Profile Arc Tooth, High Contact Strength
Operating Conditions Heavy-Duty, Shock Load, Frequent Starting
Payment Terms T/T,D/P
Mounting Position Horizontal Base Mount
Lubrication Method Oil Bath or Circulating Lubrication
Protection Grade IP54
Supply Ability 150 Sets per Month
Packaging Details Solid wood pallet fixation with stretch film wrapping; fully enclosed plywood crate with internal reinforcement for heavy-duty models; output flanges, shaft extensions, and keyway areas individually wrapped; grease nipples, breathers, and sight glasses spe
Delivery Time 20-40 working days
Input Power Range 3-110kW
Output Characteristic Medium to High Torque
Transmission Type Arc Cylindrical Gear
Certification ISO 9001:2015
Brand Name ShuoFeng
Place of Origin Shandong, China
Model Number ZQH Series

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  1. Product Details
  2. Company Details

Product Specification

Gear Ratio Range 8-50 Tooth Profile Arc Tooth, High Contact Strength
Operating Conditions Heavy-Duty, Shock Load, Frequent Starting Payment Terms T/T,D/P
Mounting Position Horizontal Base Mount Lubrication Method Oil Bath or Circulating Lubrication
Protection Grade IP54 Supply Ability 150 Sets per Month
Packaging Details Solid wood pallet fixation with stretch film wrapping; fully enclosed plywood crate with internal reinforcement for heavy-duty models; output flanges, shaft extensions, and keyway areas individually wrapped; grease nipples, breathers, and sight glasses spe Delivery Time 20-40 working days
Input Power Range 3-110kW Output Characteristic Medium to High Torque
Transmission Type Arc Cylindrical Gear Certification ISO 9001:2015
Brand Name ShuoFeng Place of Origin Shandong, China
Model Number ZQH Series
High Light arc cylindrical gear reducercrane cylindrical gearboxcrane cylindrical gear reducer

ZQH Series Arc Cylindrical Gear Reducer 8-50 Ratio 3-110kW High Contact Strength Horizontal Mount for Heavy-Duty Crane

ZQH Series Arc Cylindrical Gear Reducer

The ZQH Series Arc Cylindrical Gear Reducer represents the next evolution in heavy-duty speed reduction technology. Featuring an advanced arc tooth profile with significantly higher contact strength than conventional involute gears, this reducer delivers exceptional load-carrying capacity, low-noise operation, and extended service life in the most demanding industrial environments – including bridge cranes, gantry cranes, port handling systems, mining hoists, and heavy material conveying equipment.

Key Specifications

Transmission Type Arc Cylindrical Gear
Gear Ratio Range 8 – 50
Input Power Range 3 – 110 kW
Output Characteristic Medium to High Torque
Tooth Profile Arc Tooth, High Contact Strength
Mounting Position Horizontal Base Mount
Lubrication Oil Bath or Circulating Lubrication
Protection Grade IP54
Operating Conditions Heavy-Duty, Shock Load, Frequent Starting

 

Product Features

  • Arc Tooth Profile with High Contact Strength – Advanced arc tooth geometry provides significantly higher load-carrying capacity than conventional involute gear designs
  • Superior Running-In Performance – Excellent tooth flank bedding-in characteristics result in low operating noise and exceptionally smooth power transmission
  • Built for Heavy-Duty & Shock Loads – Specifically engineered for applications involving heavy loads, impact conditions, and frequent start-stop cycles with extended service life
  • Rigid Housing Construction – Reinforced cast iron housing withstands high torque and radial forces, ensuring reliable operation under extreme conditions
  • Drop-In Upgrade Solution – Widely interchangeable with standard cylindrical gear reducers, enabling equipment reliability upgrades without major system modifications

Primary Applications

  • Heavy-Duty Belt Conveyors
  • Scraper Conveyors
  • Bridge Cranes
  • Gantry Cranes
  • Port Loading and Unloading Equipment
  • Mining Hoist Systems
  • Building Material Heavy Conveying Systems

Installation & Operation Notes

  1. Inspect gear pairs, bearings, and seals for integrity before installation
  2. Ensure lubrication system provides adequate oil supply to prevent dry tooth flank friction
  3. Perform initial no-load or light-load test run; confirm no abnormal noise before gradually applying full load
  4. Monitor oil temperature, vibration, and noise levels continuously during operation
  5. Never exceed rated torque for extended periods
  6. Observe gear timing marks during maintenance disassembly to avoid incorrect reassembly affecting meshing quality

Packaging

Standard models are secured on solid wood pallets with stretch film wrapping. Heavy-duty models are packed in fully enclosed plywood crates with internal structural reinforcement. Output flanges, shaft extensions, and keyway areas receive individual wrapping protection. Protruding components such as grease nipples, breathers, and sight glasses are specially protected. External crate markings include model number, specifications, weight, lifting positions, moisture-proof labels, and impact warning symbols.

Contact us today for technical specifications, engineering support, and competitive pricing on the ZQH Series Arc Cylindrical Gear Reducer.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2024

  • Total Annual:

    1000000-1500000

  • Employee Number:

    120~150

  • Ecer Certification:

    Verified Supplier

Shandong Shuofeng Precision Machinery Manufacturing Co., Ltd. is a one‑stop mechanical‑processing manufacturer. Our core‑business scope covers fiber laser cutting machines, laser welding machines, laser cutting service, sheet‑metal fabrication, standard CNC machining and large‑scale CNC p... Shandong Shuofeng Precision Machinery Manufacturing Co., Ltd. is a one‑stop mechanical‑processing manufacturer. Our core‑business scope covers fiber laser cutting machines, laser welding machines, laser cutting service, sheet‑metal fabrication, standard CNC machining and large‑scale CNC p...

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  • Shandong Shuofeng Precision Machinery Manufacturing Co., Ltd.
  • Zichuan District, Zibo City, Shandong Province, P.R.China
  • https://www.laser-cuttermachine.com/

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