Product Testing Institute (PTI)
Accredited Rolling Resistance Testing (ISO 28580 / R117)
Independent, ISO 17025–accredited rolling resistance testing for manufacturers, importers, engineers, and regulators.
Why Industry Leaders Choose PTI
The Product Testing Institute (PTI) is an independent, ISO 17025–accredited tyre testing laboratory based in South Africa, supporting manufacturers, importers, engineers, and regulators across Africa and international markets.
PTI operates independently of tyre manufacturers and commercial interests, delivering objective, repeatable, and internationally aligned test results trusted for compliance, product development, and regulatory approval.
ISO 17025 Certified Lab
Accredited for tyre performance, safety, and compliance testing under international standards.
SANAS Accredited Testing
Testing conducted under SANAS-approved procedures to ensure reliability and compliance.
Independent from the Tyre Industry
No commercial bias. Results you can trust.
Rolling Resistance Testing
Rolling resistance measurements conducted in accordance with ISO 28580.
Rolling Resistance Testing at PTI
Rolling resistance testing measures the energy required to keep a tyre rolling at a constant speed under controlled conditions.
PTI conducts rolling resistance testing in accordance with ISO 28580 and ECE R117, using calibrated equipment and accredited test methods.
Testing supports energy efficiency assessments, emissions reduction objectives, and compliance with regulatory and market requirements.
Recognised by Industry Media
PTI’s accreditation and technical achievements have been recognised within the engineering sector.
In 2024, PTI achieved a first for South Africa in tyre and rim testing accreditation, marking a significant milestone for the local industry.
Read the full article in Engineering News:
Accredited Testing for Regulatory and Market Acceptance
PTI’s rolling resistance testing is conducted in line with recognised international standards and accepted by regulatory and compliance bodies.
PTI test reports are suitable for compliance submissions, market approvals, benchmarking, and engineering evaluation.
- ISO 28580 rolling resistance testing
- ECE R117 rolling resistance standards
- ISO17025 accredited measurement systems
- SANAS-approved methods
- NRCS-accepted test results
Benefits Of Working With An Accredited Lab Like PTI:
PTI provides accredited tyre testing that enables manufacturers and importers to meet safety, performance, and regulatory requirements with confidence.
As an independent ISO 17025–accredited tyre testing laboratory, PTI delivers objective, repeatable results recognised by SANAS, NRCS, and international regulatory bodies.
Working with PTI helps you:
- Comply with NRCS, SANAS, ISO and SANS requirements
- Support for tyre homologation and market approval
- Reduce product risk and strengthen performance claims
- Ensure consistent, traceable and repeatable test results
- Demonstrate objective quality through independent testing
- Meet international client and export expectations
Supporting Industry Across the Tyre Lifecycle
Manufacturers & Importers
Compliance testing, product approval, energy efficiency ratings, and market entry support.
Engineers & R&D Teams
Performance benchmarking, design validation, optimisation, and comparative testing.
Regulators & Standards Bodies
Independent, auditable test results to support regulatory reviews and compliance decisions.
What We Test
Accredited Testing for All Major Tyre Categories
Passenger Tyres
Load, endurance, speed and performance testing in accordance with SANS 20030
Truck & Bus Tyres
High-load endurance, heat build-up and durability evaluation for commercial vehicle tyres in accordance with SANS 20054
Rolling Resistance
Energy-efficiency and fuel-consumption measurements for ISO 28580 and R&D improvement.
Bead Unseating & Plunger Energy Tests
Structural integrity, bead retention, and penetration resistance testing to ensure tyre safety and regulatory compliance.
Additional Tyre Safety Tests
Specialised tyre testing services designed to support OEM requirements, R&D validation, and regulatory approvals.
Rim Testing
Comprehensive rim fatigue and impact testing for PCR, LT, and TBR applications, including cornering fatigue and impact resistance. Supports rim sizes from 10’’ to 30’’, operating at up to 2400 rpm with controlled temperature conditions.
Our Rolling Resistance Testing Process
We follow a clear, structured testing workflow to give manufacturers, importers, engineers, and regulators the confidence, accuracy, and traceability they need.
Submit Tyre Specifications
Provide the tyre size, rating, and the tests you require. This helps us determine the correct testing scope.
Receive a Personalised Test Proposal
We prepare a detailed proposal that includes pricing, testing requirements, and expected turnaround times.
Deliver Tyres to PTI
Once received, tyres are inspected, logged, and prepared according to our accredited laboratory procedures.
Testing is Conducted
Rolling resistance testing conducted under accredited conditions
Receive Your Test Results
We provide clear, accurate test reports suitable for regulatory authorities, compliance documentation, or R&D and performance evaluation.
Clear, Actionable Test Reports
PTI provides accurate, traceable rolling resistance test reports suitable for:
- Regulatory and compliance submissions
- Product approval documentation
- Engineering analysis and benchmarking
- R&D and performance optimisations
- All reports are auditable, repeatable, and aligned with international standards.
Trusted by Manufacturers, Importers & Regulatory Bodies
PTI supports South African and international tyre suppliers who require accredited, reliable, and compliant testing. Our independent status ensures full impartiality and trustworthy results.
