China Spiral Conveyor Belt Suppliers | Food-Grade, Low-Temperature & Custom Solutions from Factory
Products Description
Stainless steel spiral conveyor belts operate at -40°C for spiral freezers, HACCP/FDA compliant. Sanitary design with quick-release hinges for meat, seafood & frozen food processing.
Jiangsu Huada’s spiral conveyor belts are engineered for ultra-low temperature efficiency in spiral freezers, delivering -40°C to 50°C operational stability and zero product sticking for:
- Individual Quick Freezing (IQF) of shrimp, berries, and vegetables
- Prepared meal flash-freezing
- High-volume meat processing
Certifications:
√ ISO 9001:2015
√ FDA 21 CFR 177.2600
√ EHEDG EL Class
Technical Advantage
Cryogenic Performance
Material: 316L stainless steel with electropolished finish (Ra ≤0.6μm)
Operational range: -40°C to 50°C (5000+ thermal cycles tested)
Food Safety Assurance
Non-toxic PTFE-free coating
Open area ratio: 45-85% (customizable airflow optimization)
Operational Efficiency
30% faster freezing vs. traditional belts
Quick-release tensioners reduce cleaning time by 50%
Application Scenarios
| Application | Product Example | Huada Solution |
|---|---|---|
| Seafood IQF | Shrimp, Scallops | 60% open area + marine-grade SS |
| Vegetable Freezing | Peas, Carrot Cubes | Micro-bump surface anti-stick design |
| Ready Meals | Frozen Pizzas, Dumplings | 800mm belt width for tray systems |
| Meat Processing | Chicken Nuggets | Heavy-duty 4.0mm wire construction |
Technical Parameters
| Parameter | Huada Spiral Belt | Industry Standard |
|---|---|---|
| Temperature Range | -40°C to 50°C | -30°C to 40°C |
| Belt Speed | 0.1-1.5 m/min | 0.1-1.0 m/min |
| Cleaning Cycle Time | 25 minutes (CIP ready) | 45+ minutes |
| Energy Consumption | 0.8 kW/m² | 1.2 kW/m² |
Case Study: Global Seafood Processor
Huada’s spiral belts achieved:
27% higher throughput with 1.2m/min belt speed
Zero product loss from sticking in 12-month operation
Passed BRCGS AA+ audit with EHEDG-certified design
Detail Pictures
Custom-Diameter Spiral Belt for Compact Freezer Designs
Hygienic Spiral Freezer Mesh Belt for IQF Processing
Anti-Stick Spiral Conveyor for Frozen Seafood
Corrosion-Resistant Spiral Freezing Belt (Marine Grade)
High-Capacity Spiral Conveyor for Vegetable IQF Lines
Frequently Asked Questions (FAQ)
1. What is the operational temperature range of Huada spiral conveyor belts?
Huada spiral conveyor belts operate efficiently across an ultra-low to high temperature range of -40°C to 50°C, tested for over 5,000 thermal cycles to ensure cryogenic stability in spiral freezers.
2. How does the belt prevent delicate foods from sticking during IQF freezing?
The belts feature a non-toxic PTFE-free coating and micro-bump anti-stick surface designs combined with customizable 45% to 85% open area ratios, ensuring optimal airflow and zero product loss from sticking.
3. What international food safety certifications are complied with?
The spiral conveyor belts comply with ISO 9001:2015, FDA 21 CFR 177.2600, and EHEDG EL Class hygiene standards, enabling food plants to pass stringent audits such as BRCGS AA+.
4. How do these spiral belts reduce maintenance and cleaning downtime?
Equipped with sanitary quick-release hinges and tensioners, the belts are CIP (Clean-in-Place) ready, cutting down cleaning cycle time to just 25 minutes—a 50% reduction compared to traditional conveyor belts.
5. What materials are used to withstand marine and seafood freezing environments?
Huada utilizes 316L marine-grade stainless steel with an electropolished finish (Ra ≤0.6μm), providing superior corrosion resistance against brine and moisture in seafood IQF processing lines.
6. What speed and energy consumption advantages do Huada belts provide?
Huada belts support adjustable belt speeds from 0.1 to 1.5 m/min and consume only 0.8 kW/m² in energy, delivering up to 30% faster freezing throughput while lowering operational costs compared to industry averages.