Over 10,000+ customers' choice, Focus on screening industry 40+ years
As an important ingredient in baked goods, hygiene control during coconut flakes production directly affects the food safety of the final product. At the screening stage, the following hygiene challenges are mainly encountered:
Material safety is the first line of defence. Material selection for equipment components that come into direct contact with coconut flakes is critical. Ordinary carbon steel equipment is prone to rusting after prolonged contact with coconut flakes – rust particles contaminating the material directly affect product quality and food safety. Equipment materials must comply with food contact metal material standards to prevent metal ion migration into food.
Dead corners are breeding grounds for microorganisms. Coconut flakes are rich in fats and proteins – if the equipment interior has dead corners such as weld recesses or sharp corners, residual material cannot be completely removed and readily supports microbial growth at room temperature – directly affecting the quality and safety of subsequent batches.
Cleaning and sanitisation convenience determines production efficiency. Bakery ingredient production lines typically require frequent product changeovers or thorough cleaning after each shift. If equipment is difficult to disassemble and clean, it not only affects production efficiency but also increases the risk of cross‑contamination.

Gaofu's GFBD series food‑grade coconut flakes tumbler screen strictly follows food‑grade hygiene standards in material selection:
304/316L food‑grade stainless steel construction. All coconut flakes‑contact components – screen box, feed hopper, discharge outlets, and other parts – are made of 304 or 316L food‑grade stainless steel. 304 stainless steel offers excellent corrosion resistance and oxidation resistance – capable of withstanding attack from fats and salts in coconut flakes; 316L stainless steel – with its added molybdenum content – offers even better corrosion resistance, making it suitable for production scenarios with higher hygiene requirements.
Materials comply with national standards. 304/316L stainless steel complies with GB 4806.9‑2016 "National Food Safety Standard – Food Contact Metal Materials and Products" – ensuring no heavy metal contamination and no rust particle contamination during screening, protecting coconut flakes purity and food safety at the source.
Mirror‑polished surfaces – sanitary‑grade finish. The equipment surfaces are finely mirror‑polished to a surface roughness of Ra≤0.8μm. Smooth surfaces resist material adhesion, reducing residue and bacterial growth, and are easy to clean and sanitise.
Rounded transition design – eliminating dead corners. All equipment corners feature rounded transition design – no recesses, no gaps for material to hide. The entire machine has no dead corners – thoroughly eliminating food safety risks from equipment contamination.
Bakery ingredient production lines typically require frequent product changeovers or thorough cleaning after each shift. Gaofu's GFBD series food‑grade coconut flakes tumbler screen incorporates multiple targeted design features for cleaning convenience:
Quick‑release structure – easy disassembly and cleaning. The equipment features a modular design – all components can be quickly removed and installed. After cleaning, the equipment can be rapidly returned to operation – shortening changeover downtime.
Easy internal and external cleaning – no residue. Both internal and external surfaces are easy to clean. Mirror‑polished surfaces combined with rational structural design – cleaning is as simple as rinsing with water and wiping with a cloth – significantly reducing cleaning time.
Fully enclosed structure – preventing external contamination. The equipment features a fully enclosed design – effectively preventing dust emission during screening and external foreign matter intrusion. For materials with high fines content and easy airborne dispersion like coconut flakes, this design keeps the workshop environment clean while avoiding material cross‑contamination.
Food‑grade silicone seals. All equipment connections use food‑grade silicone seals – with good elasticity, corrosion resistance, and age resistance – complying with food contact material standards and ensuring long‑term sealing system reliability.
While food‑grade materials and easy‑clean design address hygiene and safety, the core requirements of coconut flakes screening – precise grading and particle protection – must also be ensured. Gaofu's GFBD series food‑grade coconut flakes tumbler screen uses a hand‑screening mimicking low‑frequency screening principle – delivering excellent screening quality while maintaining hygiene safety:
Gentle screening – protecting particle integrity. The tumbler screen uses low‑frequency elliptical rocking motion with no high‑speed vibration, causing minimal impact on the material and preserving particle shape. Coconut flake particles move primarily by rolling and sliding on the screen surface – avoiding the particle breakage caused by violent impact on conventional vibrating screens.
Multi‑deck grading – multiple specifications from one feed. The equipment can be configured with 1 to 5 screen decks , simultaneously providing 5 to 6 particle size fractions. Coconut flakes screening mesh covers 8 to 120 mesh – coarse particles, medium‑fine particles, and ultra‑fine powder can be separated in a single feed.
Anti‑blinding design – solving high‑fat coconut flakes adhesion. To address the high‑fat, blinding‑prone characteristics of coconut flakes, the equipment is standardly equipped with a bouncing ball cleaning system – effectively solving blinding and ensuring continuous production.
Low‑noise operation – improving the workshop environment. Thanks to its low‑speed operation, the GFBD tumbler screen maintains noise levels consistently between 60 and 70 decibels – ensuring a smooth and quiet workshop environment.
Coconut flakes screening and grading require not just "separating" but "screening cleanly and screening safely" – achieving precise particle size grading while strictly meeting the food hygiene and safety requirements of bakery ingredients. Gaofu Machinery's GFBD series food‑grade coconut flakes tumbler screen – with its 304/316L food‑grade stainless steel construction for hygiene safety, mirror‑polished surfaces and rounded transition design for eliminating dead corners, quick‑release fully enclosed structure for easy cleaning and sanitisation, and hand‑screening mimicking low‑frequency screening for particle integrity protection – provides coconut flake processors with a professional screening solution from impurity removal to grading that balances quality and hygiene.
Founded in the 1980s, Gaofu Machinery has over 40 years of experience in screening – its product portfolio covers rotary vibrating screens, linear vibrating screens, tumbler screens, and other series. The GFBD series tumbler screen achieves screening fineness up to 500 mesh (0.028 mm) , supports flexible configurations of 1 to 5 screen decks, with coconut flakes screening mesh covering 8 to 120 mesh , throughput of 300 to 800 kg/h , and noise levels consistently maintained between 60 and 70 decibels. If you are looking for food‑grade screening equipment that meets bakery ingredient hygiene standards for coconut flakes or similar materials, we welcome you to learn more about Gaofu's GFBD series food‑grade coconut flakes tumbler screen range.
Food Industry Client Testimonials
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About Gaofu
Xinxiang Gaofu Machinery Co., Ltd. was founded back in the 1980s. With over 40 years of development, it has been certified as a National-level Specialized, Refined, Unique & Innovative Little Giant Enterprise, National Green Factory, National High-tech Enterprise, and National Intellectual Property Advantage Enterprise, and serves as the President Unit of China Vibration Screening Industry Association.
The company is accredited with the Henan Provincial Industrial Design Center, Henan Provincial Engineering Technology Research Center for Intelligent On-line Screening System, and Xinxiang Municipal Engineering Technology Research Center for Fine Screening.
Gaofu has obtained more than 500 patents including invention patents, utility model patents and design patents, been awarded the Science and Technology Achievement Prize issued by the Ministry of Industry and Information Technology of China, and participated in drafting and formulating 4 national standards.
Gaofu's product portfolio covers multiple series and hundreds of specifications, including vibrating screening equipment, conveying equipment, coal crushing equipment, filtration equipment and automatic material handling systems.
Core products include vibrating screens, screening machines, vibratory sifters, rotary vibrating screens, ultrasonic vibrating screens, linear vibrating screens, airflow screens, gyratory screens, roller screens, dewatering screens, bar screens, vacuum feeding machines, dust-free feeding stations, bulk bag feeding stations, feeding systems, automatic powder feeding systems, automatic slag-discharging filters, leaf filters, clay filters, toothed roll crushers, coal crushers and other machinery.
These products are widely applied in food, pharmaceutical, chemical, metallurgy, construction materials, mining, thermal power, environmental protection and many other industries, winning recognition and trust from over 10,000 clients worldwide.
Gaofu products enjoy strong sales across Greater China, and are exported to more than 100 countries and regions such as Russia, Canada, the United States, New Zealand, Japan, Brazil and South Africa.
Upholding the corporate mission of Improving material quality & efficiency to fully satisfy customer demands, Gaofu maintains long-term partnerships with clients to achieve win-win development.
At present, Gaofu is an official qualified supplier for numerous Fortune Global 500 enterprises, including CNPC, Sinopec, Sinochem Holdings, China Resources Group, Sinopharm Group, COFCO, China National Building Material, China Aerospace Science and Technology Corporation, Jinchuan Group and more.
Gaofu Machinery ranks No.1 in global sales volume of vibrating screens.
In May 2024, Frost & Sullivan, a world-renowned international consulting firm, issued a Market Position Verification Certificate confirming that Gaofu achieved the world's largest shipment volume of vibrating screens in the global market in 2023.