94104 – Inspectors and testers, mineral and metal processing
Lead statement
Inspectors and testers in mineral and metal processing inspect, grade, sample or test raw materials and products from mineral ore and metal processing operations.
Main duties
- Inspect mineral ore, metal, cement, glass, clay or concrete products at various stages of processing to ensure adherence to specifications
- Grade and label raw materials or finished products according to size, thickness, composition or other classification standards
- Take samples of products during or after processing operation for routine analysis or for subsequent laboratory analysis
- Test product for strength, density, durability and conformance to specifications
- Advise supervisor or central control operator and process machine operators of problems and product deficiencies
- Complete inspection and test reports.
Employment requirements
- Completion of secondary school is usually required.
- Experience as a machine or process operator in mineral and metal processing is usually required.
Example job titles
abrasive wheel tester · anode adjuster - primary metal processing · asbestos classifier · asbestos fibre inspector and tester · asbestos grader · asbestos shingle inspector · brick and tile inspector · brick and tile tester · brick grader · casting inspector · castings inspector - foundry · castings tester - primary metal and mineral products processing · cell tester - primary metal processing · cement plant inspector · clay products grader · coke inspector - primary metal processing · coke sampler and tester - primary metal processing · furnace combustion tester - primary metal processing · concrete products inspector · concrete products tester · core inspector - foundry · electrolytic cell tester - primary metal processing · fibreglass tester · finishing inspector - primary metal and mineral products processing · glass container tester · glass inspector · stonework grader · hardness tester - primary metal processing · heat treating inspector · heat treating inspector - metal processing · inspector - primary metal and mineral products processing · iron pellet hardness tester - metal processing · laminated asbestos products inspector · metal tensile strength tester - primary metal processing · ingots inspector - primary metal processing · metal processing inspector · physical tester - steel mill · metal strength tester - primary metal processing · mineral sampler · mineral sampler - mineral products processing
Wages (per hour)
| Province / territory | Low | Median | High |
|---|---|---|---|
| Canada | $19.50 | $26.24 | $40.12 |
| Quebec | $20.00 | $25.88 | $37.52 |
| Ontario | $18.65 | $25.00 | $36.25 |
| Alberta | $20.00 | $32.65 | $63.75 |
Source: Job Bank wages, 2025 release (ESDC). Low and high are the 10th and 90th percentiles.
Occupation details: ESDC OaSIS 2025, based on NOC 2021.