Planetary Gearbox Zzd/Zzl/Zzs/Zzdp/Zzld Conveyor Gear Reducer for Mining Winch Hoist Lift Conveyor

• Customization: Available
• Application: Motor, Machinery, Industrial Transmission, Mining, Servo Motor
• Hardness: Hardened Tooth Surface
• Model NO.: ZZL900
• Installation: Horizontal Type
• Layout: Coaxial
• Gear Shape: Conical - Cylindrical Gear
• Step: Three-Step
• Type: Planetary Gear Reducer
• Color: Green
• Condition: Mining Hoist; Winch
• Warranty: One Year Warranty
• Ratio: 1stage I<=6.3; 2 Stage 8<I<45; 3 Stage>45
• Transport Package: Packed in Wooden Cases
• Specification: 520kg
• Trademark: XINKAI
• Origin: China
• HS Code: 84834020
• Production Capacity: 500/Year
• Package Size: 150.00cm * 50.00cm * 150.00cm
• Package Gross Weight: 500.000kg

Product Description

ZZ Series Planetary Gear Reducers: Precision Power Transmission for Extreme Conditions

ZZ Series planetary gear reducers deliver a service life of 10+ years with ISO-Grade 6 precision. Engineered for mining, servo motors & industrial transmissions. Featuring multi-stage planetary transmission architecture, these reducers handle high torque with low operational noise.

Specification

Applications

 Mine Hoists & Shaft Elevators

 Cement Mixer Drives (Replace FLENDER/Grinding Technologies)
 Steel Mill Roller Conveyors

 Wind Turbine Yaw Systems

 Automated Warehouse Robotics

Key Configurations

1. Precision-Cut Planetary Gears

· Sun/Planetary Gears: Ni-Cr Alloy Steel + Carburizing Quenching → ISO 1328 Grade 6 (GB/T10095)

·  Internal Ring Gears: Thermal Refining → ISO 1328 Grade 7 Precision

· 99%+ Contact Ratio via Crowning Teeth Coupler

2. Intelligent Load Distribution

·  Patented Radial Floating Technology ensures 100% uniform load-sharing

·  Eliminates edge-loading → Triples Bearing Service Life

3. Modular Multi-Stage Designs

left elevation

right elevation

front elevation

Technical Specifications

(Custom configurations available upon request.)

Model	Stages	Max Torque	Key Application
ZZD	Single	450 N·m	Conveyor Drives
ZZL	Two	1,195 N·m	Mine Hoists
ZZS	Triple	3,200 N·m	Rotary Kilns
ZZDP/ZZLD	Derivation	Custom	AGV Robotics

Why Choose ZZ Series?

"After replacing 7-year-old competitors' units with ZZLs, downtime dropped 68%"
– KZ Copper Mine Maintenance Report, 2023

· Certified Safety: ATEX Zone 2 / MSHA Underground Compliance

· 3D Configurator: Customize ratios (6-6300:1), housing (Cast Iron/Steel), seals online

· 24/7 Remote Monitoring: IoT-ready vibration/temperature sensors

After Sales Service

Standard Warranty: 12 months or 2,000 operating hours (whichever comes first).
Extended Warranty: Optional coverage up to 24 months.
Global Support: 24/7 technical assistance and spare parts supply.
Training: On-site or remote operation/maintenance training.

Company Profile

Shanxi Pingyao Reducer Co., LTD.

Shanxi Pingyao Reducer Co., LTD. (Shanxi Pingyao Reducer Factory) was established in 1958, specializing in R&D, manufacturing, sales of all kinds of reducer, electric roller. The company has passed IS09001 quality system certification, IS014001 environmental system certification, OHSAS18001 occupational health and safety system certification, American Association product certification, national mining products coal mine safety mark certification. It is an excellent enterprise in China and a meritorious enterprise in Shanxi Province, and its "Xinkai" trademark has won the title of China Famous trademark.  

Company Overview and Product Introduction

Market Applications and Corporate Philosophy

Our company has perfect quality control, product development, technological innovation system and strict testing system and product after-sales service organization. In recent years, we have continuously increased investment in scientific research and optimized the conditions and means of scientific research. The main products are double arc herringbone gear reducer, ZDY, ZLY, ZSY hard tooth surface cylindrical gear reducer, DBY, DCY hard tooth surface conical cylindrical gear reducer, cycloidal pin wheel reducer, NGW planetary gear reducer, JS mining high-power reducer and other 20 series, more than 3,000 kinds of specifications of reducer and electric roller.

All kinds of reducers produced by our company are widely used in major petroleum, metallurgy, chemical, building materials, lifting, transportation, shipping, mining and other enterprises' products supporting use, the market is all over the country, exported to Europe, America and Southeast Asia and other countries and regions.

Our company has formed a "gather the wisdom of employees, the pursuit of customer satisfaction" as the business philosophy, to "create China's first-class products, create the world famous brand" as the vision, to "respect, tolerance, integrity, rigorous" as the core values of the Xinkai corporate culture.

Why Choose Us?

Other Products

OEM/ODM capabilities
Competitive pricing & bulk discounts
Fast shipping & customs clearance support
Turnkey project solutions

FAQ

Q: What's the lead time for orders?
A: Standard sea models ship in 30-40 days.

Q: Do you provide after-sales service overseas?
A: Yes, we have partnered service centers in key regions.

Q: Can I request a customized bucket size?
A: Absolutely! We offer tailored attachments.

Q: What documents do you provide for export?
A: Full export package (Commercial Invoice, Packing List, Bill of Lading, COC, etc.).

Q: How do I place an order?
A: Contact us via email/phone for a quote, then confirm with a PO.