MarsCrusher

Buyer Q&A

Straight answers to common quarry and mining procurement questions, written for plant owners and purchasing teams.

Scope split: Buyer Q&A answers general procurement questions. For country and ore specific project references, use Case Studies.

Core Buying Guides

These are the highest-intent procurement pages we want search to understand first.

Updated Feb 24, 2026

Jaw Crusher vs Cone Crusher for Granite Quarry

A practical comparison for granite quarry buyers. Learn where jaw crushers and cone crushers should be placed, what each machine does best, and how to avoid overspending on the wrong setup.

  • - Jaw crusher handles large feed and first reduction stage.
  • - Cone crusher delivers tighter gradation and better shape on hard granite.
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Updated Feb 24, 2026

How Much Does a Jaw Crusher Cost in 2026?

A buyer-focused jaw crusher pricing guide: what drives cost, how model size changes CAPEX, and what to ask suppliers before comparing quotes.

  • - Model size and capacity are the strongest price drivers.
  • - Steel weight, bearing brand, and jaw plate material impact total quote.
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Updated Feb 24, 2026

What Is a Good Jaw Crusher for 200 TPH?

Selection guide for buyers targeting around 200 t/h. Match feed size, discharge target, and rock hardness to the right PE model before requesting quotes.

  • - Most 200 t/h projects shortlist PE-750x1060 or PE-800x1060.
  • - Feed size and hardness decide whether you need the larger PE-900x1200.
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Updated Mar 2, 2026

How Much Does a 300 TPH Stone Crusher Plant Cost?

A buyer-focused CAPEX guide for 300 t/h crushing lines: realistic budget ranges, scope levels, and how to compare quotes without cost traps.

  • - Rock hardness and wear strategy can change CAPEX and OPEX significantly.
  • - Civil works, electrical distribution, and steel structure are often under-budgeted.
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Updated Feb 24, 2026

Best Crusher Setup for Limestone 150 TPH

A practical setup guide for 150 t/h limestone projects with clear tradeoffs between jaw+impact and jaw+cone routes.

  • - Jaw + impact is common for medium-hard limestone and better shape.
  • - Jaw + cone can reduce wear risk when feed variability is high.
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Updated Feb 24, 2026

How to Choose Flotation Machine Size for Copper Ore

Sizing framework for copper flotation circuits: residence time, stage design, and practical cell-count planning.

  • - Cell sizing is a circuit problem, not a single-machine decision.
  • - Residence time targets drive total required flotation volume.
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Updated Feb 24, 2026

Wet vs Dry Magnetic Separator for Iron Ore

A decision guide for choosing wet-drum or dry magnetic separation in iron ore processing lines.

  • - Wet separation is common for fine magnetite upgrading circuits.
  • - Dry separation is useful when water is limited or feed is dry.
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Additional Questions

Useful supporting topics that stay accessible, but sit behind the core buying guides in site priority.

Updated Feb 24, 2026

Mobile Crusher vs Stationary Crushing Plant: Which Has Better ROI?

A buyer guide to compare mobile and stationary crushing setups by CAPEX, operating cost, relocation needs, and long-term throughput stability.

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Updated Mar 2, 2026

Best Crusher Setup for Basalt 250 TPH

A practical route guide for 250 t/h basalt lines, balancing wear cost, product shape, and throughput stability.

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Updated Feb 24, 2026

How to Reduce Water Consumption in a Sand Washing Plant

A buyer-oriented optimization guide for lowering fresh water use in sand washing without sacrificing product cleanliness.

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Updated Feb 24, 2026

How Many Shaking Tables Do I Need for Gold Ore?

Capacity planning guide for gold gravity circuits using 6-S shaking tables, including sizing margin and line-balance checks.

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Need a project-specific answer?

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