Editorial Technical Reference

Mixing Hopper/Tank

This page explains how Mixing Hopper/Tank is classified within Machinery and Equipment Manufacturing. Technical values and manufacturer relationships are research references; confirm the current specification and supplier evidence for each order.

Technical Definition & Core Assembly

A container designed to receive, hold, and facilitate the mixing of dry and liquid components to form drilling mud.

Representative product image. Confirm appearance and specifications with the manufacturer.

Product Specifications

Technical details and manufacturing context for Mixing Hopper/Tank

Definition
The mixing hopper/tank is a critical component within a Mud Mixing and Pumping System, serving as the primary vessel where bentonite, barite, polymers, and other additives are combined with water or oil-based fluids. It is engineered to ensure thorough wetting and initial homogenization of the mud mixture before it is transferred to subsequent agitation or holding tanks, playing a foundational role in achieving the desired mud properties for drilling operations. The unit is typically constructed from carbon steel or stainless steel (for corrosive fluids), with material grades such as 304 or 316L (per ASTM A240) depending on the application. The working volume ranges from 5 to 30 m³, and the design pressure is 1.0–1.6 MPa, with a design temperature range of -20 to 80°C. Mixing speed is adjustable between 30 and 120 rpm, driven by a motor rated at 5.5–45 kW. Electrical supply is three-phase, 380–690 V AC (IEC 60038), and the enclosure offers ingress protection from IP54 to IP65 (IEC 60529). Wall thickness varies from 6 to 12 mm, and the empty weight is between 1500 and 8000 kg. The footprint (diameter × height) is approximately 2000–4000 mm × 3000–6000 mm, requiring adequate clearance for maintenance. These parameters are reference ranges; actual values must be confirmed with the manufacturer for the specific model and application. The mixing hopper/tank is designed to operate within these boundaries; exceeding them may lead to seal degradation, insufficient mixing, or structural failure. Regular inspection of seals, welds, and agitator components is recommended to ensure reliable operation.
Working Principle
Dry materials are fed into the hopper/tank, often via a hopper or eductor system. A fluid (water or base oil) is introduced, typically through jets or an educator, creating a vortex or turbulent flow that wets the powders and initiates mixing. The design promotes suspension of solids to prevent settling and ensures a consistent slurry is delivered to the next stage of the mud system. The mixing speed and motor power are selected based on the viscosity and volume of the mixture, with higher speeds for faster mixing and lower speeds for gentle agitation. The operating pressure and temperature must be kept within the specified ranges to avoid damage to seals and other components. The tank is designed to handle the specified working volume and pressure, and the material grade is chosen based on the corrosiveness of the fluids involved. Proper operation requires monitoring of the mixing process and adherence to the manufacturer's guidelines for maintenance and safety.
Common Materials
Carbon Steel, Stainless Steel (for corrosive fluids)
Technical Parameters
ParameterTypical rangeNotes & selection driver
Working Volume5–30 Select based on batch size and mixing capacity.
Design Temperature-20–80 °CExceeding 80°C may degrade elastomer seals.
Mixing Speed30–120 rpmHigher speed for faster mixing, lower for gentle agitation.
Motor Power5.5–45 kWDepends on viscosity and volume.
Electrical Supply380–690 V ACThree-phase, 50/60 Hz.IEC 60038
Ingress ProtectionIP54–IP65IP65 for outdoor or dusty environments.IEC 60529
Material Grade304–316L316L for corrosive or high-chloride media.ASTM A240
Wall Thickness6–12 mmThicker for higher pressure or larger diameter.
Empty Weight1500–8000 kgIncreases with volume and material grade.
Footprint (Diameter × Height)2000–4000 × 3000–6000 mmEnsure adequate clearance for maintenance.

Ranges are indicative industry figures for RFQ preparation, not a supplier commitment. Confirm every value and standard with the legal manufacturer before ordering.

Components / BOM
  • Hopper Body
    Main structural vessel that contains the mixing materials.
    Material: Carbon Steel
  • Fluid Inlet Nozzle/Jet Part
    Introduces fluid into the hopper to create a mixing vortex and wet dry materials.
    Material: Stainless Steel
  • Agitator (if equipped) Optional Part
    Mechanical paddle or impeller to assist in initial mixing and prevent clogging.
    Material: Carbon Steel with wear-resistant coating
  • Observation Window/Port Part
    Allows visual monitoring of the mixing process and material level.
    Material: Tempered Glass or Polycarbonate
  • Discharge Valve
    Controls the flow of mixed slurry out of the hopper/tank.
    Material: Carbon Steel or Stainless Steel

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Mixing Hopper/Tank.

Applied To / Applications

This component is essential for the following industrial systems and equipment:

Industrial Ecosystem & Supply Chain Structure

Complementary Systems
Downstream Applications
Specialized Tooling

Application Fit & Sizing Matrix

Operational Limits
pressure: Atmospheric to 2 bar
flow rate: Up to 500 L/min
temperature: -20°C to 120°C
slurry concentration: Up to 80% solids by weight
Media Compatibility
✓ Water-based drilling mud ✓ Oil-based drilling mud ✓ Polymer-based drilling fluids
Unsuitable: Highly corrosive acidic environments (pH < 2)
Sizing Data Required
  • Required batch volume (L)
  • Mixing time per batch (minutes)
  • Maximum particle size of solids (mm)

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Material buildup and bridging
Cause: Adhesive properties of processed materials leading to accumulation on walls, improper mixing blade design, or insufficient agitation causing material to harden and block flow
Seal failure at shaft entry points
Cause: Abrasive wear from particulate matter in the mix, improper seal material selection for chemical compatibility, or excessive shaft runout due to bearing wear or misalignment
Maintenance Indicators
  • Unusual grinding or scraping noises during operation indicating blade contact with tank walls or foreign objects
  • Visible material leakage around shaft seals or weld seams, especially with changes in material consistency or color
Engineering Tips
  • Implement regular internal inspections using borescopes or entry permits to check for wall erosion, material buildup patterns, and blade condition before failures occur
  • Install condition monitoring sensors (vibration, temperature) on drive bearings and shafts, and use ultrasonic thickness testing on critical wall areas during planned downtime

Indicative industry ranges for design and RFQ preparation. Confirm the exact figures and applicable standard with the manufacturer before specifying.

Compliance & Manufacturing Standards

Applicable Standards
ASME BPE-2019 - Bioprocessing Equipment DIN 28018 - Mixing vessels; general requirements

Quoted from the published standard.

Manufacturing Precision
  • Volume capacity: +/- 2% of nominal volume
  • Surface finish (Ra): 0.4 μm maximum for contact surfaces
Quality Inspection
  • Pressure test (hydrostatic/pneumatic) per design specifications
  • Material verification test (PMI - Positive Material Identification)

Manufacturers of Mixing Hopper/Tank

3 companies list this product among what they make. Company figures are quoted from each company's own website; every card states where the relationship came from.

GN Solids Control
Tangshan, Hebei, CN
Founded 2008200-500 staff20,000 m²
ISO 9001:2015
Listed on the company's own website · profile compiled by CNFX from public sources
Hebei Kingwell Machinery Co., Ltd.
Hebei, CN
API ISO GOST
Listed on the company's own website · profile compiled by CNFX from public sources
HUAYANG
Shaanxi, CN
Listed on the company's own website · profile compiled by CNFX from public sources

Manufacturer listings support early research and capability understanding. They are not certification, ranking, or transaction guarantees.

Technical documentation
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Manufacturing capability
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Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
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Frequently Asked Questions

What materials are used for the mixing hopper/tank?

The mixing hopper/tank is typically made of carbon steel or stainless steel. For corrosive fluids, stainless steel grades such as 304 or 316L (per ASTM A240) are used. The choice depends on the fluid characteristics and operating environment.

What is the working volume range?

The working volume ranges from 5 to 30 m³, depending on the batch size and mixing capacity required. The specific volume should be selected based on the application's needs and confirmed with the manufacturer.

What are the operating pressure and temperature limits?

The operating pressure is 1.0–1.6 MPa, and the design temperature range is -20 to 80°C. Exceeding these limits may cause seal degradation or other damage, so it is important to operate within the specified ranges.

How is the mixing speed controlled?

The mixing speed is adjustable between 30 and 120 rpm, driven by a motor with power ranging from 5.5 to 45 kW. Higher speeds are used for faster mixing, while lower speeds are suitable for gentle agitation. The optimal speed depends on the viscosity and volume of the mixture.

Data Basis

Editorial classification, named public sources where available, and source-reviewed manufacturer records.

Preliminary Technical Classification
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