Heavy-Duty Drive Wheel & Caster Walking Endurance Test Machine (FH-JL19)

10 tonnes. 450mm casters. 99,999km. The endurance tester for industrial casters that light-duty machines can't touch.

The FH-JL19 uses a 1,600mm active roller as the simulated road surface, pressing the caster under test against it with up to 10,000kg of hydraulic load — the load level that separates industrial material handling casters from furniture and office equipment. Computer and PLC control set forward walking time, reverse walking time, stop intervals, total distance (up to 99,999km), and obstacle count — with 45°-mounted obstacle blocks in both forward and reverse orientations on the roller surface producing bidirectional impact loads throughout the run. Speed precision of ±0.01km/h at 0–15km/h. Casters from 50mm to 450mm diameter. EN 12527 and GB/T 14688.

Quick Specs

• Standards: EN 12527, GB/T 14688

• Workstations: 1

• Load: 10,000 ±50kg (hydraulic cylinder)

• Caster diameter range: Ф50–Ф450mm (fixture per sample)

• Roller diameter: 1,600mm

• Speed: 0–15km/h (±0.01km/h, forward + reverse)

• Distance: 1–99,999km (settable)

• Obstacle count: 1–99,999 (settable)

• Obstacle height: 3mm or 5mm (custom available)

• Obstacle angle: 45° to roller surface (one forward, one reverse)

• Obstacle spacing: 0.5–2m each

• Drive: 15kW VFD motor + gearbox

• Control: Computer + PLC (custom program)

• Dimensions: 3400 × 1100 × 2400mm (L×W×H)

• Weight: ~3,600kg

• Power: AC 380V ±10%

Table of Contents

1. Heavy-Duty Industrial Casters: Why a Fundamentally Different Test Machine Is Required

2. Overview of the FH-JL19 Test Machine

3. Standards and Industrial Application Context

4. Test Functions: Dynamic, Long-Distance, and Static Load

5. Design Features of the FH-JL19

6. Technical Specifications

7. How the FH-JL19 Testing Process Works

8. Benefits for Industrial Caster Manufacturers and Testing Labs

9. FH-JL19 vs. FH-JL18: Heavy Industrial vs. Furniture/Office Testing

10. Real-World Application Scenarios

11. FAQs for the FH-JL19

12. Related Testing Equipment

13. Get a Quote from Feihong Machine

Heavy-Duty Industrial Casters: Why a Fundamentally Different Test Machine Is Required

The caster on an office chair and the caster on a warehouse pallet jack share a name and a basic function — rolling under load. Beyond that, they inhabit entirely different mechanical worlds.

An office chair caster carries 100–150kg across smooth office flooring, swiveling constantly but moving slowly, accumulating perhaps 5km of travel per working day. An industrial pallet jack caster carries 2,000–5,000kg across warehouse concrete that is far from smooth — expansion joints, dock plates, ramp transitions, and debris create impact loads that dwarf anything a furniture caster encounters. A heavy industrial platform truck might cover 50–100km per shift, fully loaded, across surfaces with 5–10mm surface irregularities. The fatigue loading these casters accumulate per shift exceeds what an office chair caster sees in a year.

Testing an industrial caster on a furniture caster machine is not only impractical (the load capacity is simply insufficient) — it is meaningless, because the test loads don't represent the real use environment. The failure modes of industrial casters — tread delamination from high-contact-pressure fatigue, bearing race spalling from shock load overload, hub core cracking from high-amplitude impact cycling — only appear at the load levels and surface impact energies that occur in real industrial use.

The FH-JL19 is designed for this load level: 10,000kg hydraulic loading on casters up to 450mm in diameter, on a 1,600mm active roller that provides a large, stable surface for the contact mechanics of oversized industrial wheels, with bidirectional 45°-mounted obstacle blocks that produce the impact forces characteristic of real industrial floor surface irregularities.

Overview of the FH-JL19 Test Machine

The FH-JL19 uses a 1,600mm diameter motor-driven roller as the active road surface. The caster under test is mounted in a fixture and pressed against the roller surface by a hydraulic cylinder applying up to 10,000kg of load. As the roller rotates at the programmed speed (0–15km/h), the caster rolls against it under the full hydraulic load — the roller's surface simulates the road, the caster's tread contacts it under load.

Load application via hydraulic cylinder — not dead weights — is the key specification that enables the 10,000kg test load. Stacked weights adequate for 10,000kg would weigh 10 metric tons and require a machine structure designed to carry and balance that mass. A hydraulic cylinder applies the equivalent vertical force through an actuator that is compact and precisely controllable to ±50kg of the target load.

Two 45°-angled obstacle blocks on the roller surface — one oriented to produce an impact in the forward rolling direction, one oriented for the reverse rolling direction — provide the periodic surface irregularity impacts throughout both forward and reverse test runs. The 45° mounting angle is specified because it produces a combined radial and tangential impact force at the caster contact point, more representative of the oblique impact geometry that occurs when a wheel rolls over a real floor joint or ramp edge than a perpendicular obstacle would provide.

Computer and PLC control manages the full test program: forward rolling time, reverse rolling time, stop interval timing, total distance accumulation (1–99,999km), obstacle counting (1–99,999), and speed maintenance at ±0.01km/h precision throughout the run.

Standards and Industrial Application Context

EN 12527 — Castors and Wheels: Test Methods and Requirements

EN 12527 is the primary European standard for caster testing across all load categories. Its dynamic load test provisions extend to heavy-duty industrial casters — the standard's test load table includes categories up to and beyond 2,000kg per caster. The FH-JL19's 10,000kg capacity accommodates the highest EN 12527 load categories for multi-caster heavy equipment where load per caster can reach 2,000–3,000kg.

GB/T 14688 — Castors for Furniture: Test Methods

While GB/T 14688 primarily targets furniture castors, its test methodology (rotating roller, defined load, obstacle elements, distance accumulation) is the same framework applied in the FH-JL19. For heavy industrial castors, Chinese manufacturers increasingly reference GB/T 14688 methodology with adapted load parameters, and the FH-JL19 implements this extended test methodology.

Industrial Application Scope

The FH-JL19 is applicable to casters and wheels used in:

The 450mm upper diameter limit of the FH-JL19 covers the drive wheel sizes used in powered industrial trucks and large airport ground support equipment — applications where failure is a safety and operational continuity concern, not merely an inconvenience.

Relevant Standards by Application

Test Functions: Dynamic, Long-Distance, and Static Load

Dynamic Endurance Test

Configuration: Roller drives caster at programmed speed under hydraulic load; obstacle blocks on roller surface introduce periodic 45°-angle impacts throughout the run.

What it evaluates under industrial loads:

• Tread delamination — at 10,000kg contact load, the cyclic compressive stress at the tread-core interface can initiate delamination within thousands of kilometres if the bonding specification is inadequate

• Bearing race fatigue — the periodic impact from obstacle elements generates transient overload spikes well above the steady rolling load; race spalling from these spikes is a primary industrial caster failure mode

• Hub core cracking — repeated impact loads at the hub-spoke and hub-axle interface accumulate fatigue at stress concentration features in cast or forged cores

• Tread wear rate — how quickly the tread material wears under the combination of rolling friction and periodic impact at industrial load levels

Bidirectional capability: The machine supports both forward and reverse rolling, with obstacle blocks in both orientations on the roller surface. Real industrial casters are subjected to bidirectional travel; testing in one direction only produces asymmetric wear and does not represent the actual service condition.

Long-Distance Walking Test

Configuration: Roller drives caster continuously over the programmed distance (1–99,999km) without or with obstacle elements.

Settable time program: The computer and PLC support an advanced time program:

• Forward walking time — duration of each forward rolling segment

• Reverse walking time — duration of each reverse rolling segment

• Stop time — duration of the rest interval between segments

This program replicates the typical use pattern of industrial equipment — a powered pallet truck moves forward for a segment, stops, reverses, stops — accumulating the realistic alternating load and rest history that produces the thermal and fatigue cycling the caster experiences in actual service.

Distance accuracy: Speed precision of ±0.01km/h at all settings within the 0–15km/h range ensures that the accumulated distance (computed from speed × time) is accurate to the precision required for kilometre-based life specifications.

Static Load Test

Configuration: Roller stationary; hydraulic cylinder applies the full test load for the specified duration.

What it evaluates:

• Tread creep and permanent deformation under sustained high load

• Bearing cage deformation under sustained radial load

• Hub and wheel core structural integrity under sustained compression

Industrial context: At 10,000kg, a static dwell test generates contact stresses on the tread material that reveal creep behavior within hours — compressing what would be months of static load exposure in real storage or parking conditions into a practical test duration.

Design Features of the FH-JL19

10,000kg Hydraulic Load System (±50kg Precision)

The hydraulic cylinder load system applies 10,000kg (±50kg) of vertical force pressing the caster under test against the roller surface. This is the fundamental design specification that separates the FH-JL19 from weight-stack machines — no practical weight-stack machine can apply 10,000kg safely and repeatably on a single caster test station.

The ±50kg precision (0.5% of full scale) ensures that the contact stress applied to the caster matches the target test condition to within the tolerance required for repeatable, comparable results. Hydraulic pressure control at this precision is achieved through the precision pressure regulator and closed-loop hydraulic circuit.

1,600mm Active Roller — Large Surface for Large Casters

The 1,600mm roller diameter is sized for two purposes: first, to provide a contact surface curvature radius that, for the largest casters in the FH-JL19's range (up to 450mm diameter), produces a contact geometry approaching flat-road conditions; second, to provide sufficient roller mass and inertia for stable operation under the high-energy obstacle impacts at 10,000kg load — a large, heavy roller resists speed fluctuation under impact far better than a small roller.

At 1,600mm diameter, the roller circumference is approximately 5.03m. One roller revolution at 15km/h takes approximately 1.2 seconds — producing a comfortable obstacle encounter interval at typical obstacle spacings of 0.5–2m.

45°-Angled Dual-Direction Obstacle Blocks

The obstacle blocks are mounted at 45° to the roller surface — not perpendicular — with one block oriented in the forward direction and one in the reverse direction. This 45° mounting angle produces a combined radial (into the tread) and tangential (along the rolling direction) force at the contact point when the caster rolls over the obstacle — more representative of the oblique impact geometry of a real floor joint or door sill than a perpendicular obstacle that produces only radial force.

Having obstacle blocks in both directions means every test run — whether forward or reverse — encounters obstacle impacts, eliminating any directionality bias in the accumulated fatigue loading.

Obstacle Spacing Control (0.5–2m per Obstacle)

The obstacle spacing on the roller surface is adjustable from 0.5m to 2m between obstacles. This allows the test to configure:

• Dense obstacles (0.5m spacing): Simulates highly irregular surfaces like warehouse concrete with frequent expansion joints — higher impact frequency, shorter time to accumulate the specified obstacle count

• Sparse obstacles (2m spacing): Simulates relatively smooth surfaces with occasional features — lower impact frequency, more consistent with airport and smooth-floor applications

• Mixed spacing: The PLC-controlled test program can incorporate different spacing configurations within a test sequence

Speed Precision ±0.01km/h Across 0–15km/h

The 15kW VFD motor and gearbox combination maintains roller surface speed at ±0.01km/h of the set value — an absolute accuracy of 10m/h, or approximately 0.17m/min. This precision is needed for two reasons: accurate distance accumulation (distance = speed × time, so speed error directly causes distance error) and consistent contact mechanics at the caster-roller interface (speed variation changes the film conditions and impact dynamics at obstacle crossings).

Computer + PLC Custom Program Control

The control system combines a computer interface (for parameter setting, data display, and logging) with PLC-based execution (for real-time timing and sequencing). The PLC program is custom-developed for the FH-JL19's test sequence — handling forward/reverse direction switching, stop interval timing, obstacle counting, distance accumulation, and alarm management independently of the computer interface. This means the test can continue to run correctly even if the computer display software is temporarily not responding — the PLC maintains the physical test sequence.

Ф50–Ф450mm Caster Range (Sample-Specific Fixtures)

The caster fixture is made to the specific sample geometry — not a universal adjustable clamp — ensuring correct mounting orientation and load path for each caster type. This fixture customization is more important at 10,000kg than at furniture caster loads: at high loads, any misalignment in the fixture geometry creates eccentric loading that does not represent the true test condition.

Technical Specifications of the FH-JL19

Test Performance

Roller and Obstacle Configuration

Control System

Mechanical and Electrical

Why These Specifications Matter

• 10,000kg hydraulic load ±50kg is the specification that makes heavy industrial caster testing possible. At 10,000kg, contact stresses on a 250mm diameter tread are in the range of 5–20MPa depending on tread width and hardness — the stress range where tread fatigue and delamination failure modes operate in real industrial service. Testing at 1,000kg would produce stresses 10× lower, generating completely different (and non-representative) failure mechanisms.

• 1,600mm roller diameter is sized so that for the largest casters in the FH-JL19's range (450mm diameter), the ratio of roller radius to caster radius is approximately 3.6:1 — large enough that the roller surface appears nearly flat to the caster's contact patch, giving representative contact mechanics. For the smallest casters (50mm), the ratio is approximately 32:1 — well into the "effectively flat" region.

• 45° obstacle angle with bidirectional orientation is the geometric specification that produces combined radial-tangential impact loading in both rolling directions — the impact loading pattern that most accurately represents what an industrial wheel experiences crossing a floor joint or warehouse ramp edge.

• ±0.01km/h speed accuracy at 15km/h represents 0.067% speed regulation. For a test accumulating 10,000km at 10km/h over approximately 1,000 hours, 0.067% speed error translates to a 6.7km distance error — negligible against the 10,000km distance specification. This precision also ensures that the kinetic energy delivered to the caster at each obstacle impact is consistent across the full test run.

How the FH-JL19 Testing Process Works

Step 1: Caster Mounting and Fixture Installation

The caster under test is installed in its sample-specific fixture, aligned to contact the roller at the correct geometry. The fixture positions the caster axle horizontally at the appropriate height for the 1,600mm roller contact.

Step 2: Hydraulic Load Application

The hydraulic cylinder is actuated to apply the programmed load (up to 10,000kg ±50kg) pressing the caster against the roller surface. Load is confirmed at the target value before the test begins.

Step 3: Test Program Configuration (Computer + PLC)

On the computer interface, the operator sets:

• Test speed (0–15km/h)

• Forward walking time per segment

• Reverse walking time per segment

• Stop interval duration between segments

• Total distance target (1–99,999km)

• Obstacle count target (1–99,999)

• Alarm thresholds

The PLC is programmed with the custom test sequence — the specific timing pattern for this test.

Step 4: Automated Test Execution

The VFD motor starts the roller at the programmed speed. The caster rolls against the roller under the hydraulic load. Forward and reverse segments alternate per the programmed timing; the PLC manages direction changes and stop intervals automatically. Obstacle encounters are counted; distance accumulates.

Step 5: Continuous Monitoring and Auto-Stop

The computer and PLC monitor speed, distance, obstacle count, and any alarm conditions continuously. The test stops automatically when the programmed distance or obstacle count is reached, or on any alarm condition.

Step 6: Post-Test Inspection

The caster is removed and inspected for:

• Tread surface condition: wear depth, delamination, cracking, flat spots

• Bearing function: rotational smoothness, play, noise

• Hub and core integrity: visual inspection for cracking at stress concentrations

• Swivel mechanism condition (where applicable)

• Tread dimension change: diameter, width, contact profile

Results are compared to the applicable standard's pass/fail criteria and pre-test measurements.

Benefits for Industrial Caster Manufacturers and Testing Labs

Tests What Actually Fails Industrial Casters

At 10,000kg contact load with 45°-angled obstacle impacts in both directions, the FH-JL19 applies the stress levels that produce the failure modes seen in industrial service — tread delamination, bearing race spalling, hub cracking. Lower-load machines at the same speed produce failures in different materials at different cycle counts that do not translate to industrial service life predictions.

Bidirectional Test Program — Realistic Industrial Duty Cycle

This programmable forward-stop-reverse-stop sequence is a realistic simulation of pallet truck, platform cart, and heavy trolley duty cycles — not a continuous-forward-only test that misrepresents real operational loading.

Computer + PLC: Test Continuity and Data Logging

The combination of computer interface (for display and logging) and PLC execution (for physical sequencing) means the test continues correctly even through display software updates or brief interface interruptions — the PLC holds the timing and sequencing independently. All distance, obstacle count, time, and alarm data is logged by the computer for post-test documentation.

Single Station — Full Attention on One Specimen

At the load and specimen size levels of the FH-JL19, single-station testing is appropriate: each test produces meaningful engineering data per specimen, and the cost and time of preparing industrial caster specimens justifies dedicated per-specimen instrumentation and documentation.

FH-JL19 vs. FH-JL18: Heavy Industrial vs. Furniture and Office Equipment

Use FH-JL18 when: Testing furniture, office chair, light commercial, or medical equipment casters under loads up to 1,000kg. Two simultaneous tests, weight-stack flexibility.

Use FH-JL19 when: Testing industrial, logistics, material handling, or heavy equipment casters under loads up to 10,000kg. Distance-based test programs, forward/reverse/stop sequence, 450mm diameter casters.

Real-World Application Scenarios

A heavy-duty caster manufacturer supplying pallet truck wheels for a logistics OEM ran FH-JL19 endurance tests on two tread material candidates (solid rubber vs. vulcanized polyurethane) under 2,500kg load per caster (simulated via the 10,000kg hydraulic system with a 4-caster equivalent loading) over 5,000km. The solid rubber tread showed no delamination but 15% wear depth reduction by 5,000km; the polyurethane tread showed 6% wear depth reduction but showed hairline cracking at the tread-core bond at 3,200km. The solid rubber was selected and a tread bond specification upgrade for the polyurethane was initiated for future investigation.

An aerospace ground support equipment manufacturer qualifying a new 350mm drive wheel for a baggage handling tug used the FH-JL19's forward-stop-reverse time program to simulate the actual duty cycle of the tug (30 seconds forward, 10 seconds stop, 15 seconds reverse, 10 seconds stop) under full 8,000kg load per drive wheel position. At 20,000 cycles (equivalent to approximately 6 months of daily operation at the airport), the bearing showed no detectable play increase — confirming the bearing specification for the application.

A testing laboratory preparing EN 12527 qualification reports for a heavy industrial caster OEM used the FH-JL19's distance accumulation and computer logging to generate fully traceable test records — distance accumulated, obstacle count, speed log, and time distribution — for each specimen, satisfying the test evidence requirements for the OEM's industrial customer quality audit.

FAQs for the FH-JL19

What is the maximum test load and how is it applied?

10,000kg (±50kg precision), applied by a hydraulic cylinder pressing the caster under test against the 1,600mm active roller surface. Hydraulic application allows precise load control at this level without the mechanical constraints of equivalent dead weight stacking.

Why is the roller 1,600mm in diameter — why not smaller?

For large casters (up to 450mm diameter), the ratio of roller radius to caster radius determines how closely the roller surface approximates a flat road. At 1,600mm roller diameter, this ratio for a 450mm caster is approximately 3.6:1 — producing contact geometry that closely represents flat-road conditions. A smaller roller would produce a surface that is noticeably concave relative to the caster, creating non-representative contact stress distributions.

Why are the obstacle blocks mounted at 45°?

The 45° mounting angle produces combined radial (into the tread) and tangential (along the rolling direction) impact force — more representative of the oblique impact geometry of a real floor joint or ramp edge than a perpendicular obstacle that produces only radial impact force.

What is the difference between the FH-JL19 and FH-JL18?

The FH-JL18 uses a horizontal rotating disc for dual-station furniture and office equipment caster testing at up to 1,000kg per station with stacked weights. The FH-JL19 uses an active vertical roller for single-station heavy industrial caster testing at up to 10,000kg via hydraulic cylinder. They cover different load categories and different caster applications.

Can the forward, reverse, and stop timing be programmed independently?

Yes. The computer and PLC program supports independently settable forward walking time, reverse walking time, and stop interval — allowing the test duty cycle to replicate the specific operational pattern of the equipment the caster is designed for.

What caster types does it accommodate?

Casters and wheels from 50mm to 450mm in diameter, including drive wheels for powered industrial trucks. The mounting fixture is custom-made to each sample's geometry for correct loading alignment at high load levels.

What distance accuracy is achievable?

Speed accuracy of ±0.01km/h ensures distance accumulation error is less than 0.07% per hour of running — negligible over test runs of hundreds to thousands of kilometres.

Related Testing Equipment

• 2-Ton Caster Walking Endurance Test Machine (FH-JL18) — dual-workstation rotating disc tester for furniture, office equipment, and medical equipment casters at up to 1,000kg per station; the complementary lighter-duty machine for the FH-JL19's application range

• Caster Brake Life Endurance Test Machine (FH-JL16) — dedicated brake endurance cycling for casters with integral brake mechanisms; used alongside both FH-JL18 and FH-JL19 for braked heavy industrial casters

• Caster Brake Holding Force Measurement Equipment — measures brake holding force at rated load; pre/post endurance test comparison

• Caster Swivel Resistance and Starting Force Tester — swivel mechanism force measurement before and after rolling endurance testing

Get a Quote from Feihong Machine

Feihong Machine (Dongguan Feihong Instrument and Equipment Co., Ltd.) designs and manufactures heavy-duty caster and industrial wheel endurance testing machines for caster manufacturers, material handling equipment OEMs, and testing laboratories worldwide.

To get started:

• Request a Quote — share your caster diameter, rated load, target test distance, and applicable standard

• Request Technical Datasheet — full mechanical drawings, hydraulic system specification, and PLC program documentation

• Schedule a Demo — see the FH-JL19 run a heavy industrial caster endurance test under full hydraulic load with real-time distance and obstacle count display

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