high-quality spiral fast door door types for cold room

Enterprise Strength

Based on customer demand, Hongfa Automatic Door is devoted to creating a convenient, high-quality, and professional service model.

Company Advantages
1. The design of Hongfa 3x3 spiral door involves many considerations. They include the fabrication process, assembly precisions, the need for post-processing, and the overall aesthetics.
2. Hongfa 3x3 spiral door is developed with the help of advanced solar technology. It adopts the comprehensive technical system which specially caters to the working principle of solar power generation.
3. Compared with 3x3 spiral door , our spiral fast door has the character of security industrial fast door.
4. spiral fast door has got the features of 3x3 spiral door , which is worthwhile to popularized.

Hongfa high-quality spiral fast door types for cold room-1

5. People can believe the fact that by using this product, the return to their pockets through savings on electricity bills will only increase.
6. With its user-friendly and advanced technology, the product is able to greatly improve people's overall efficiency of life or work.

Company Features
1. Shenzhen Hongfa Automatic Door Co, Ltd. is a highly reliable supplier and manufacturer of spiral fast door. Shenzhen Hongfa Automatic Door Co, Ltd. has developed to be the initiator of security door industry.
2. Every piece of high speed spiral door has to go through material checking, double QC checking and etc.
3. We value sustainable development. We partner the NGOs and communities on the larger goals pertaining to sustainable communities, cities, and regions.

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Many design factors of Hongfa spiral fast door have been taken into consideration by our designers during the preliminary stage. These factors include thermal resistance, materials, fin efficiency, and spreading resistance.

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Hongfa security industrial fast door is developed professionally by the in-house R&D team who strives to provide a specific heat dissipation solution for our customers.

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Hongfa high speed spiral door is created by the R&D team who spent lots of time and efforts analyzing its thermal performance and the most appropriate contact area for the product and the devices.

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The design of Hongfa spiral fast door is the outcome of a professional thermal solution. Influencing factors such as air velocity, choice of dissipation materials, and finish are taken into consideration by the designers.

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The surface treatment of Hongfa security door mainly includes degreasing, anodizing, sandblasting, painting, and laser engraving. It has to go through surface inspection to guarantee burr free.

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Based on the rigorous inspection of the entire process, the quality is 100% guaranteed.

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