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Gaofu Coconut Milk Rotary Vibrating Sieve with Sealed Anti‑Spill Structure – Purification Equipment for Plant‑Based Protein Beverage Production Lines

Gaofu Coconut Milk Rotary Vibrating Sieve with Sealed Anti‑Spill Structure – Purification Equipment for Plant‑Based Protein Beverage Production Lines



  • Sealing and Spill Challenges in Coconut Milk Screening

As a protein‑rich and fat‑containing slurry, coconut milk presents special challenges during screening that differ from dry powder materials:


Slurry splashing contaminates the workshop environment. During high‑speed vibrating screening, slurry can splash from the feed inlet, liquid outlet, screen frame gaps, and other locations. This not only wastes material but also contaminates workshop floors and equipment surfaces – increasing cleaning burdens and affecting cleanliness control in food production workshops.


Seal failure leads to leakage and cross‑contamination. After prolonged contact with slurry materials, seals on conventional screening equipment tend to age and deform, causing slurry to leak through equipment gaps. If different batches of coconut milk come into contact, product flavour consistency and food safety are directly compromised.


External foreign matter intrusion affects product purity. If equipment sealing is inadequate, airborne dust, microorganisms, and other external contaminants may enter the coconut milk – directly affecting beverage mouthfeel and safety.


  • Fully Enclosed Anti‑Spill Structure – Controlling Slurry Leakage at the Source

The sealed anti‑spill design of Gaofu's S49 series coconut milk rotary vibrating sieve fundamentally changes the passive situation of "slurry splashing and seal failure" in coconut milk screening.


Fully enclosed screening chamber – slurry has nowhere to splash. The equipment features a fully enclosed structure – feed inlet, liquid outlet, and slag discharge port are all sealed. The entire screening process – from feeding to liquid discharge and slag removal – takes place within a closed chamber, preventing slurry from splashing through equipment gaps. The fully enclosed structure effectively prevents dust emission and liquid leakage – meeting the strict clean production requirements of the food industry.


Food‑grade silicone seals – eliminating leak points. All equipment connections use food‑grade silicone seals – ensuring the airtightness and liquid‑tightness of the entire screening system. The seals are made of food‑grade silicone – with good elasticity, corrosion resistance, and age resistance – complying with food contact material standards and causing no material contamination from wear.


Rim‑type anti‑splash design – handling high‑liquid‑level conditions. To address the problem of liquid materials like coconut milk splashing from the feed inlet during screening, Gaofu's rotary vibrating sieve can be equipped with a rim‑type feed inlet design – effectively preventing slurry from splashing during feeding and high‑frequency vibration. This design is particularly important for production lines handling high‑flow coconut milk slurry.


Leak‑proof motor sealing – ensuring equipment safety. To address the risk of liquid penetrating the motor and causing damage during slurry screening, Gaofu's rotary vibrating sieve is equipped with double‑seal structures at both the upper and lower motor end covers – effectively preventing liquid from entering the motor interior and eliminating equipment damage and leakage.


  • Practical Value of Sealed Anti‑Spill Design

Gaofu's coconut milk rotary vibrating sieve's fully enclosed anti‑spill design delivers systematic improvements for plant‑based protein beverage production lines:


Significantly improved workshop environment. The fully enclosed structure ensures near‑zero splashing and near‑zero leakage during screening – workshop floors and equipment surfaces no longer frequently become contaminated with coconut milk slurry. Cleaning cycles are significantly extended, workshop cleanliness is fundamentally improved, and the food production GMP requirements for clean environments are met.


Better product purity assurance. The fully enclosed design effectively prevents external foreign matter from entering during screening and avoids material cross‑contamination. Every batch of coconut milk is purified within a closed system – product quality becomes more stable and controllable.


More reliable equipment operation. Food‑grade silicone seals are corrosion‑resistant and age‑resistant – combined with double‑seal motor protection – the equipment maintains stable operation even under prolonged contact with coconut milk slurry – effectively reducing maintenance stoppages caused by seal failure.


Compliant with food hygiene standards. The fully enclosed design ensures no dust emission and no liquid leakage – fully compliant with food industry GMP clean production requirements. The entire machine design has no dead corners – supporting quick disassembly and cleaning – meeting the hygiene requirements of multi‑product changeover production.


  • Food‑Grade Materials and High‑Precision Filtration

While sealed anti‑spill design is the foundation of clean production, filtration precision is the direct guarantee of product quality. Gaofu's S49 series coconut milk rotary vibrating sieve also meets food‑grade high standards in materials and filtration precision:


304/316L food‑grade stainless steel construction. All coconut milk‑contact parts are made of 304 or 316L stainless steel – with finely polished surfaces meeting sanitary requirements – corrosion‑resistant and easy to clean.


High‑precision filtration – fineness assured. Filtration precision reaches down to 5 microns , with screening fineness up to 600 mesh (0.02 mm) . In coconut milk screening, the standard configuration is 80 mesh – effectively intercepting coconut meat fibres, shell fragments, and other solid impurities while ensuring smooth passage of the coconut milk slurry.


Automatic slag discharge – uninterrupted continuous production. During filtration, residue automatically moves along the screen surface to the discharge outlet – eliminating the need for frequent stoppages. Single‑unit screening capacity reaches 1 tonne/hour – meeting the continuous production needs of plant‑based beverage production lines.


  • Applicable Materials and Scenarios

Gaofu's S49 series coconut milk rotary vibrating sieve is widely used for solid‑liquid separation and impurity filtration of plant‑based beverages and oil‑based materials:


Coconut milk / thick coconut cream: Removes coconut meat fibres, shell fragments, insoluble proteins, and starch granules – improving mouthfeel, reducing separation, and maintaining emulsion stability


Freshly squeezed / formulated coconut juice: Improves clarity and reduces sedimentation


Virgin coconut oil (VCO) : Removes pressing residue, reducing downstream refining load


Refined coconut oil (RBD) : Assists in degumming / deodorisation pre‑treatment


Other plant‑based beverages: Filtration and purification of oat milk, soy milk, almond milk, and other slurries


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Food Industry Client Testimonials

Nestlé, CP Group, Haitian Flavour & Fragrance, Yihai Kerry, Yili, Mengniu,Shuanghui, Wahaha, Master Kong, Want Want, Anjoy Foods, Angel Yeast,Yangyuan Foods, Uni-President Enterprises, Qiaqia Food, Luhua Group,Alpenliebe, Golden Monkey, Orion, Xizhilang,Sanquan Foods, Synear Food, Oishi, Wong Lo Kat, Yanjing Beer, Seamild,Jinpai, Chubang, Hengshun Vinegar Industry, Longda Group, Beijing Daoxiangcun, Anhe Dairy,Weiwei Group, Xiangpiaopiao, Maiquer, Tianbing, Binqi Food, Ligao Okun


Fortune 500 Client Testimonials

CNPC、CSCEC、Sinochem Holdings、CRCC、China Minmetals Corporation、CNOOC、CR、Sinopharm、CHN Energy、COFCO Corporation、Huawei Technologies、PowerChina、CITIC Group、Wuchan Zhongda Group、NORINCO、Chalco、CNBM、 Shaanxi Coal and Chemical Industry Group、Ansteel Group、CETC、CSSC、CASC、CEC、Jinchuan Group、CASIC、Conch Cement、CNNC、SPH、Shanxi Coking Coal Group、 Zhongtai Chemical、GPHL、DEC、Sinosteel Corporation、MCC、China National Salt Industry Chemical、China Baowu Steel Group、China Animal Husbandry Industry Co., Ltd.、CECEP


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.


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