reliable, valid &

Consistent results

always!

Activities are performed in accordance with validated test methods and make sure the quality of work conforms to ISO/IEC 17025:2017 standard requirements.

learn more

welcome to wilge laboratory

Wilge laboratory is a coal testing laboratory located in the Mpumalanga region. We specialize in rendering testing services to surrounding and anywyhere around South African mines and processing plants.

Top management is committed in continual improvement of the quality management system through ensuring effective implementation of the requirements of the ISO/IEC 17025:2017 standard.

The lab started it's operation from 2015 and got SANAS Accreditation in January 2022.

  • Customer's satisfaction
  • Trust and loyalty
  • Validation
  • Consistent and reliable

we'll ensure you always get

best result

Ensuring that 95% of our quality control samples are within acceptable criteria. Our client's needs and expectations are determined and met by providing accurate and understandable results.

1
clients
1
professional staff
1
years of experience

the laboratory professional experts technicians

Total Sulphur Analysis - this is a LECO machine, S832 Model updated to be an auto loader.

It has 100 crucible loader & this equipment assist in attaining the targeted turn around in time.

fast
Accurate
Precised
services

explore our main services

  • Sampling & sample preparation
  • Washability Testing (Core floats & Sinks)
  • Abrasive index (Eskom method)
  • Dry & wet screening
  • Total sulphur
  • Calorific value
  • Total moisture
  • Proximate analysis
  • Bulk density
Calorific Value Analysis

The laboratory uses 2 LECO AFRICA brand machines (AC500) for the CV analysis. trusted, reliable in terms of breakdowns and serviced by LECO themselves

Coal Sampling & sample preparation

Preparation area, spacious and can accommodate and prepare about 1000 kg of increment.

Proximate Analysis

The proxy area where the ISO Ash, Quick Ash, Inherent Moisture and Volatile determination are analysed.

Wilge Laboratory

accreditation

Wilge laboratory have been accredited from 2022 & it is thriving every year. 

The objective is to maintain SANAS ISO 17025:2017 accreditation until the end of the first accreditation cycle in 2027.

Quality Control Samples
Customer's Satisfaction
Accurate results
our team

led by passionate experts

Mbali Lubisi

Lab Manager

IMG-20241016-WA0004
Sipho Mahlangu

Lab Technician

IMG-20241016-WA0003
Sphiwe Mokwena

Lab Supervisor

Khanyisile Mbeba

Lab Administrator