Qingdao Sande Technology Co., LTD
| Payment Terms | D/P,T/T,Western Union |
| Supply Ability | 10000PCS/month |
| Delivery Time | 30 days |
| Packaging Details | Wooden case |
| Yield Strength | 73000 PSI |
| Large Diameter | Diameter Ranging From 0.48M to 5.0M |
| Forged Cone Height | 38.7mm Through 1297mm |
| Weight | 0.1kg-100kg |
| Machining | CNC Machining |
| Availability | 27 metric tons per month |
| Service | OEM Service |
| Lead Time | 2-4 weeks |
| Surface Treatment | Anodizing, Powder Coating, Polishing, etc. |
| Thickness | 400MM |
| Tolerance | ±0.01mm |
| Dimensions | Customer Required |
| Product Processing Type | Forging |
| Wall Thickneww | Ranges from 18.5mm to 585mm |
| Hardness | 20-30HRC |
| Brand Name | Qingdao Sande Tech Co.,Ltd |
| Model Number | OEM |
| Certification | ISO, DIN, AISI, ASTM, BS, JIS, etc. |
| Place of Origin | Qingdao, China |
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Product Specification
| Payment Terms | D/P,T/T,Western Union | Supply Ability | 10000PCS/month |
| Delivery Time | 30 days | Packaging Details | Wooden case |
| Yield Strength | 73000 PSI | Large Diameter | Diameter Ranging From 0.48M to 5.0M |
| Forged Cone Height | 38.7mm Through 1297mm | Weight | 0.1kg-100kg |
| Machining | CNC Machining | Availability | 27 metric tons per month |
| Service | OEM Service | Lead Time | 2-4 weeks |
| Surface Treatment | Anodizing, Powder Coating, Polishing, etc. | Thickness | 400MM |
| Tolerance | ±0.01mm | Dimensions | Customer Required |
| Product Processing Type | Forging | Wall Thickneww | Ranges from 18.5mm to 585mm |
| Hardness | 20-30HRC | Brand Name | Qingdao Sande Tech Co.,Ltd |
| Model Number | OEM | Certification | ISO, DIN, AISI, ASTM, BS, JIS, etc. |
| Place of Origin | Qingdao, China | ||
| High Light | Galvanized Steel Sliding Gear System ，Cast Galvanized Steel Sliding Gear ，Solar Greenhouse Sliding Gear System | ||
Precision cast galvanized steel sliding gear system for solar greenhouse ventilation
Product Overview :
Our precision-cast galvanized steel sliding gear system is engineered for smooth, reliable automation of solar-powered greenhouse ventilation. Combining high-quality casting with CNC machining, this robust mechanism ensures durable, weather-resistant performance in greenhouse environments.
Product parameters :
1. Material Specifications
Base Material: High-grade carbon steel (AISI 1045/4140)
Surface Treatment: Hot-dip galvanized (ISO 1461 standard, 50-80μm coating)
Optional Materials: Stainless steel (SS304/316) for extreme corrosion resistance
2. Mechanical Properties
Hardness: HRC 40-50 (after heat treatment)
Tensile Strength: ≥600 MPa
Impact Resistance: 40J at -20°C
3. Dimensional Specifications
| Parameter | Specification | Tolerance |
|---|---|---|
| Module | 1.5-5.0 | ±0.01mm |
| Rack Length | 500-3000mm | ±0.1mm/m |
| Pinion Diameter | 20-150mm | ±0.02mm |
| Tooth Profile | 20° pressure angle | DIN 8 standard |
| Backlash | Adjustable (standard 0.05-0.1mm) | - |
Key Features & Benefits
✔ Premium Material – Made from galvanized steel for superior corrosion resistance in humid greenhouse conditions.
✔ Precision Manufacturing – Investment casting ensures structural integrity, while CNC machining guarantees tight tolerances (±0.02mm) for smooth operation.
✔ Optimized for Solar Actuators – Low-friction design works efficiently with 12V/24V/48V DC solar motors.
✔ Customizable Design – Adjustable gear ratios, lengths, and mounting options to fit different greenhouse vent systems.
✔ Long Service Life – Heat-treated for wear resistance, with ≥100,000 cycles under proper maintenance.
Applications
Automated roof/side vent openers
Solar-powered greenhouse climate control
Retractable shade systems
Hydroponic farm ventilation drives
Why Choose Our System?
Weatherproof – Zinc coating protects against rust, moisture, and UV exposure.
Low Maintenance – Self-lubricating options available for reduced upkeep.
OEM Support – Custom engineering for unique greenhouse setups.
How do I place an order?
You can contact us directly with your specifications, and our team will assist you through the ordering process.
Company Details
Business Type:
Manufacturer,Exporter,Trading Company,Seller
Year Established:
2018
Employee Number:
>63
Ecer Certification：
Verified Supplier
Qingdao Sande Technology Co., Ltd. is located in Qingdao. We are specialized in manufacturing forging, CNC machining and various surface treatments. We have over 16 years of experience.We have a professional and experienced team of engineers, advanced production and testing equipment, a powerful qua... Qingdao Sande Technology Co., Ltd. is located in Qingdao. We are specialized in manufacturing forging, CNC machining and various surface treatments. We have over 16 years of experience.We have a professional and experienced team of engineers, advanced production and testing equipment, a powerful qua...
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