Jaw Crushers. Westpro's heavyduty jaw crushers are available as standalone units, portable assemblies and as modular crushing units. Generally used as primary crushers in the mining and aggregate industries. Modular JC4050 Jaw Crusher in Quebec, Canada JC1624. 400 X 600, 2035, 3050, 3560, 4570, 6080 . Jaw Crushers Westpro Machinery. Jaw Crushers.