Editorial Technical Reference

Transverse Spreading Auger/Plow

This page explains how Transverse Spreading Auger/Plow 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 mechanical component in concrete distribution systems that spreads and levels concrete horizontally across the working surface.

Product Specifications

Technical details and manufacturing context for Transverse Spreading Auger/Plow

Definition
The Transverse Spreading Auger/Plow is a component used in concrete distribution systems for construction and paving. It receives concrete from the main distribution mechanism and spreads it evenly in a transverse (side-to-side) direction across the formwork or subgrade. The auger rotates to move concrete laterally, while the plow attachment levels and distributes the material to achieve uniform thickness and preliminary consolidation before final finishing. This component is typically made from high-strength steel or abrasion-resistant alloy steel, with a material grade such as Q345B per GB/T 1591. Key parameters include a working width of 2000–6000 mm, screw diameter of 200–400 mm, screw speed of 30–120 r/min, spreading capacity of 50–200 m³/h, leveling accuracy of ±5 mm, operating pressure of 1.0–1.6 MPa, hydraulic flow rate of 40–100 L/min, power requirement of 7.5–30 kW, operating temperature of -10–50 °C, and weight of 500–2000 kg. These values are reference ranges and must be verified for the specific model and application. The component is driven by hydraulic or electric motors, and its design must match the concrete distribution system's interface. Regular inspection of wear on the auger and plow is necessary, as abrasive concrete can cause degradation. Failure to maintain proper leveling accuracy may indicate wear or misalignment. Always consult the legal manufacturer or supplier to confirm model-specific specifications and applicable standards.
Working Principle
The component receives concrete from the main distribution system. The rotating auger, powered by hydraulic or electric motors, moves concrete particles horizontally across the width of the pour. Simultaneously, the plow blade, positioned behind or integrated with the auger, levels the concrete surface by scraping excess material and filling low spots. This combined action ensures even distribution and preliminary leveling of the concrete slab. The auger speed and plow position can be adjusted to control spreading rate and leveling accuracy, but excessive speed may cause segregation of the concrete mix.
Common Materials
High-strength steel, Abrasion-resistant alloy steel
Technical Parameters
ParameterTypical rangeNotes & selection driver
Working Width2000–6000 mmDetermines the coverage area per pass.
Screw Diameter200–400 mmAffects material flow and spreading efficiency.
Screw Speed30–120 r/minHigher speed increases spreading rate but may cause segregation.
Spreading Capacity50–200 m³/hMaximum volume of concrete that can be spread per hour.
Leveling Accuracy±5 mmTolerance for surface flatness after leveling.
Hydraulic Flow Rate40–100 L/minRequired for driving the auger and plow.
Power Requirement7.5–30 kWDepends on width and capacity.
Operating Temperature-10–50 °COutside this range, hydraulic oil viscosity changes.
Material GradeQ345BStructural steel for auger and plow body.GB/T 1591
Weight500–2000 kgAffects installation and structural support.

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
  • Auger Shaft Part
    Central rotating component that moves concrete laterally
    Material: High-strength steel
  • Auger Flighting Part
    Helical blades attached to shaft that convey concrete
    Material: Abrasion-resistant steel
  • Plow Blade Part
    Leveling and spreading blade behind auger
    Material: Hardened steel
  • Bearing Assembly
    Supports rotating auger shaft and reduces friction
    Material: Steel with bronze/PTFE components
  • Drive Mechanism
    Provides rotational power to the auger
    Material: Steel and alloy components

Application & selection

Application Fit & Sizing Matrix

Operational Limits
pressure: Up to 10 bar
flow rate: 10-100 m³/h
temperature: -10°C to 50°C
slurry concentration: Up to 60% solids by weight
Media Compatibility
✓ Standard concrete mixes ✓ Self-compacting concrete ✓ Lightweight aggregate concrete
Unsuitable: Corrosive chemical slurries or abrasive materials exceeding 60% solids
Sizing Data Required
  • Required concrete flow rate (m³/h)
  • Auger diameter and length based on distribution width
  • Power requirements based on concrete density and viscosity

Risk, maintenance & compliance

Reliability & Engineering Risk Analysis

Failure Mode & Root Cause
Auger flight wear and deformation
Cause: Abrasive material contact causing progressive material loss and stress concentration leading to bending or twisting, often exacerbated by improper material handling or overloading.
Bearing and shaft failure
Cause: Contamination ingress (dust, moisture) leading to lubrication breakdown, combined with misalignment or excessive radial/axial loads from uneven material distribution or mechanical shock.
Maintenance Indicators
  • Unusual vibration or knocking sounds during operation, indicating imbalance, bearing wear, or foreign object interference.
  • Visible material spillage or reduced spreading uniformity, suggesting flight damage, shaft deflection, or drive system slippage.
Engineering Tips
  • Implement regular lubrication schedules with contamination-resistant seals and use condition monitoring (vibration analysis, thermography) to detect early bearing and alignment issues.
  • Optimize material feed rates to prevent overloading, and perform periodic inspections of flight edges and mounting points, applying wear-resistant coatings or hardfacing on high-abrasion surfaces.

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
DIN 8187-1:2010 Roller Chains, Attachments and Sprockets

Quoted from the published standard.

Manufacturing Precision
  • Bore Diameter: +/-0.05mm
  • Shaft Straightness: 0.1mm per meter
Quality Inspection
  • Magnetic Particle Inspection for Surface Cracks
  • Hardness Testing (Rockwell C Scale)
Technical documentation
Request current drawings, revision history, and a signed specification sheet.
Manufacturing capability
Verify equipment lists, process limits, capacity, and representative production evidence.
Inspection readiness
Confirm test methods, calibrated equipment, sampling plans, and traceable reports.
Supplier transparency
Check the legal entity, factory address, ownership, certifications, and direct contacts.

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Frequently Asked Questions

What is the primary function of the Transverse Spreading Auger/Plow?

It spreads and levels concrete horizontally across the working surface in concrete distribution systems, ensuring even distribution and preliminary leveling before final finishing.

What materials are commonly used for this component?

High-strength steel and abrasion-resistant alloy steel are typical, with a material grade such as Q345B per GB/T 1591. Confirm the exact grade with the manufacturer.

What are the key parameters to consider when selecting this component?

Key parameters include working width (2000–6000 mm), screw diameter (200–400 mm), screw speed (30–120 r/min), spreading capacity (50–200 m³/h), leveling accuracy (±5 mm), operating pressure (1.0–1.6 MPa), hydraulic flow rate (40–100 L/min), power requirement (7.5–30 kW), operating temperature (-10–50 °C), and weight (500–2000 kg). These are reference ranges; verify for your specific model.

How should I verify the suitability of this component for my system?

Check the interface dimensions, hydraulic flow rate, power requirements, and operating pressure against your system's specifications. Also confirm the material grade and standards with the legal manufacturer or supplier.

Related equipment

Applied To / Applications

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

Industrial Ecosystem & Supply Chain Structure

Complementary Systems

Industry Taxonomies & Aliases

Commonly used trade names and technical identifiers for Transverse Spreading Auger/Plow.

Data Basis

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

Preliminary Technical Classification
This page supports structured research, RFQ preparation, and supplier evaluation. It does not replace buyer-led supplier qualification, standards review, or technical approval.

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