Qingdao Sande Technology Co., LTD
We have *professional and experienced engineer team *Advanced production and inspection equipment*Powerful quality control system *Professional customer service Based on our professional service,high
Add to Cart
Gear-Rack Greenhouse Ventilation & Shading Components
Product Overview
Our gear-rack greenhouse ventilation & shading components provide durable, precision-driven control for optimal climate management in commercial and hobby greenhouses. Designed for smooth, automated operation, these systems ensure efficient airflow regulation and sunlight modulation to enhance plant growth while reducing energy costs.
Key Features
✔ Robust Gear-Rack Mechanism – Ensures reliable, low-maintenance movement for ventilation windows, louvers, and shade screens.
✔ Modular Design – Customizable configurations to fit various greenhouse sizes and structures.
✔ Weather-Resistant Materials – Built to withstand UV exposure, humidity, and temperature fluctuations.
✔ Easy Integration – Compatible with manual, motorized, or smart automation systems.
✔ Energy-Efficient – Reduces dependency on artificial cooling, lowering operational costs.
Applications
Product parameters
| Parameter | Specification |
|---|---|
| Material | High-strength aluminum alloy / Stainless steel / UV-resistant polycarbonate (customizable) |
| Gear Type | Precision helical gear rack |
| Module (Pitch) | 1.5 / 2 / 2.5 / 3 (customizable) |
| Load Capacity | Up to 500 N (adjustable based on gear size) |
| Stroke Length | 1m – 6m (standard), longer lengths available upon request |
| Operating Speed | 0.1 – 0.3 m/s (depends on motorization) |
| Corrosion Resistance | Powder-coated / Anodized / Galvanized (optional) |
| Temperature Range | -30°C to +80°C (-22°F to +176°F) |
| Mounting Type | Side-mount / Top-mount / Embedded rail |
| Compatibility | Fits most greenhouse structures (steel, aluminum, polycarbonate) |
| Motorization Option | Compatible with 12V/24V DC motors, solar actuators, or manual cranks |
| Warranty | 2-5 years (depending on material grade) |
FAQ
Our 85μm-thick zinc coating (per ASTM A123) provides:
3-4× longer corrosion resistance vs electroplating
Complete coverage (including recesses)
50+ year lifespan in typical greenhouse environments
Dimensions: Rack lengths 0.5-12m (modular joining available)
Gear Modules: 1.0-4.0mm (standard), up to 6mm for heavy loads
Mounting: Pre-drilled holes, flanged designs, or custom brackets
Finishes: Additional powder coating (RAL colors) for UV protection
The galvanized layer:
Withstands 100% RH continuously
Resists fertilizer/chemical corrosion (pH 5-12)
Passes 2000+ hour salt spray testing (ASTM B117)
Zero lubrication design (self-lubricating polymer bushings optional)
Annual inspection recommended:
Check for physical damage
Remove debris from gear teeth
Verify bolt tightness (torque specs provided)
Standard ranges:
Dynamic: 500-5000N (depends on module size)
Static: 2× dynamic capacity
Custom high-capacity versions available (up to 10kN)
Material: ISO 1461 (hot-dip galvanizing)
Gears: DIN 3961 Class 7 precision
System: CE, RoHS, ISO 9001:2015
Standard: Cut to 2m sections for container shipping
Oversized: Special crating for ≤12m lengths (+15% fee)
Includes protective end caps to prevent transit damage
Custom orders: 30-45 days (galvanizing adds 3 days)