Sanitary Stirring Hopper

This stirring hopper is an auxiliary feeding component matched with powder auger filling machines, made entirely of food-grade stainless steel. It is equipped with a top-mounted stirring motor and internal mixing blade. The conical bottom design works together with the agitator to continuously turn over powder materials, effectively preventing bridging, arching and blockage inside the bin, ensuring smooth and consistent powder discharging for stable metering performance. It can be customized in different volumes to pair with semi-automatic and fully automatic powder packaging equipment.

【Size】5L-100L
【Material】304/316L Stainless Steel
【Surface Roughness】Ra≤0.8μm

Sanitary Stirring Hopper

Key Features

Built-in Anti-Bridging Stirring System

The top driving motor connects with internal stirring blades, performing slow and uniform agitation to break up compacted powder. It solves common problems like material caking, arching and uneven blanking of poor-fluidity powder.

Integrated Sanitary Stainless Steel Structure

The whole hopper adopts seamless SUS304 stainless steel forming, optional mirror finish or satin matte finish. Smooth inner walls have no dead corners for powder residue, meeting food, pharmaceutical and cosmetic GMP hygiene standards.

Detachable Quick-Open Top Cover

The flip-type top cover with fast locks enables convenient feeding and quick access to clean the internal stirring assembly without complex disassembly, reducing cross-contamination risk when switching different materials.

Smooth Conical Discharge Bottom

Steep tapered cone design guides powder to the central outlet naturally, cooperating with the agitator to achieve complete emptying with minimal residual materials after production.

Stable Low-Noise Stirring Motor

Equipped with low-speed high-torque geared stirring motor, running smoothly with slight vibration and low noise. Rotation speed can be adjusted to adapt to light, sticky, fine or coarse powder.

Customizable Capacity & Size

Multiple standard volume options are available, and custom dimensions including cylinder height, cone angle and outlet caliber can be produced to match different dosing heads and production line layouts.

Technical Specifications

  • Material: SUS304 food-grade stainless steel (SUS316L optional for corrosive materials)
  • Surface Treatment: Mirror polished / satin matte brushed optional
  • Drive Unit: Low-speed torque stirring gear motor
  • Hopper Shape: Upper straight cylinder + conical bottom
  • Standard Optional Volumes: 10L / 20L / 30L / 50L / 100L (customizable)
  • Outlet Connection: Standard quick connector matching auger dosing heads
  • Power Supply: 220V / 380V/110V customizable
  • Stirring Speed: Stepless adjustable according to material characteristics

Applications

This agitating storage hopper is widely used as supporting equipment for all kinds of powder filling and conveying machinery across multiple industries:
  1. Food Industry: Milk powder, flour, spice powder, matcha powder, protein powder, baking powder, seasoning powder
  2. Pharmaceutical & Health Supplement Industry: Herbal fine powder, medicinal raw powder, probiotic powder, vitamin supplement powder
  3. Cosmetic & Daily Chemical Industry: Facial powder, talcum powder, cosmetic pigment powder, detergent raw powder
  4. Chemical & Agricultural Industry: Food additives, feed micro-powder, pesticide fine powder, mineral powder

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