Overview
The 80cm Width Pesticide Sprayer is a purpose-built agricultural implement designed for precision chemical application in constrained spaces. Its 80cm working width makes it particularly suitable for row crops, vineyards, and orchards where maneuverability is critical. Unlike larger boom sprayers, this compact unit offers superior control in terraced fields or between closely planted crops. Modern versions often incorporate ergonomic designs, with adjustable straps or wheeled bases to reduce operator fatigue during extended use.
Structure and Working Principle
This sprayer typically consists of a corrosion-resistant tank (15-30L capacity), a manual or motorized pump system, pressure regulator, and multiple nozzle configurations. The 80cm spray bar ensures even coverage while maintaining a compact footprint. The working principle involves pressurizing the liquid pesticide through either a hand-operated piston pump or small engine-driven diaphragm pump. The pressurized fluid is then distributed through precisely spaced nozzles that can be adjusted for droplet size (from fine mist to coarse spray) depending on target pests and environmental conditions.
Key Features
1) **Precision Nozzles**: Brass or ceramic nozzles with anti-drip features enable accurate chemical placement, reducing overspray by up to 30% compared to conventional sprayers. 2) **Modular Design**: Many models allow quick attachment/detachment of the spray bar, facilitating conversion to spot-treatment modes. The 80cm width is optimized for standard crop row spacing in most agricultural systems. 3) **Durability**: Stainless steel fasteners and HDPE components resist chemical corrosion, while reinforced hoses withstand operating pressures of 3-6 bar.
Application Areas
Primary applications include: - **Vegetable farms**: Targeted application between raised beds - **Vineyards**: Under-vine weed control without damaging trellises - **Nurseries**: Gentle foliar feeding for young plants - **Greenhouses**: Low-drift spraying in enclosed spaces The 80cm width specifically addresses needs in Asian agricultural systems where field plots average 1-1.2m row spacing, allowing single-pass coverage without excessive overlap.
Maintenance and Precautions
Regular maintenance should include: 1) Flushing the system with clean water after each use 2) Inspecting O-rings and seals monthly 3) Storing with empty tank in shaded areas Critical precautions: - Always wear PPE during operation - Never exceed recommended pressure settings - Calibrate spray volume per hectare annually - Use compatible surfactants to prevent nozzle clogging
B2B Procurement Guide
When sourcing these sprayers commercially: 1) **Volume discounts**: Orders of 50+ units typically attract 12-18% price reductions 2) **Customization**: Many manufacturers offer OEM services for spray bar length or tank color coding 3) **Certifications**: Look for CE or ISO 16122 compliance for sprayer quality standards Leading production regions include Shandong (China), Punjab (India), and Emilia-Romagna (Italy). Shipping costs average $15-$30/unit for FOB purchases.
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