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Double Roller Crusher Reduce Over‑grinding Protect Useful Mineral Grain

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Product Spotlights

This double roller crusher complete crushing line integrates feeding, crushing, screening and conveying units, with 5-100 t/h customizable capacity, uniform final granularity, low over-crushing rate, it is fully suitable for ore, construction waste and mineral processing scenarios, with full turnkey service support.
Negotiable MOQ: 1 Combo (Price negotiable depending on order volume and customization)
Key Specifications
Get Latest Price
Type:
Double roll crusher
Drive:
Other, AC Motor
Object:
Coal, Other
Payment & Shipping
Payment Methods:
Port of Shipment:
Qingdao Tianjing Shanghai
Delivery Detail:
30 days
Type Double roll crusher
Drive Other, AC Motor
Object Coal, Other
Crushing Degree Fine Grinding Machine
Crushing Style Extruding
Transport Package Standard
Trademark Staurk
Origin China

Product Overview

This Double Roller Crusher is professionally optimized for anti-over-grinding and complete useful mineral grain protection, solving typical industry pain points such as excessive fine powder, serious mineral grain damage and low resource utilization caused by traditional impact and grinding crushing equipment. Adopting standardized low-speed extrusion and shearing crushing technology, the machine realizes selective dissociation along mineral natural texture surfaces, avoiding blind violent crushing. It effectively retains intact useful mineral grains, controls ultra-fine powder rate within a reasonable range and improves ore beneficiation recovery rate and finished product value. It is the ideal medium and fine crushing equipment for high-value mineral processing and high-standard aggregate production projects that require strict grain integrity.

Key Features

Low-speed shear-extrusion crushing, effectively reduce over-grinding and protect complete mineral grains: Different from high-speed impact crushers that easily cause over-crushing and grain fragmentation, this equipment adopts mild low-speed crushing mode. It precisely separates gangue from useful mineral monomers through stable extrusion and micro-shearing force, without secondary crushing or damage to dissociated qualified mineral grains. It fundamentally eliminates material over-grinding loss, ensures complete grain shape and stable particle gradation, and maximizes the retention rate of effective mineral components.

Equipped with precision adjustable roller gap, the crusher flexibly covers diversified medium and fine crushing particle sizes, realizing accurate particle size control and targeted mineral dissociation. The whole machine adopts heavy-duty reinforced structure with low vibration, low energy consumption and low comprehensive failure rate, supporting long-term cyclic continuous operation. With stable anti-over-grinding performance and convenient daily maintenance, it effectively reduces mineral resource waste and improves overall economic benefits of processing lines.

Working Principle

Driven by a stable power transmission system, the two rollers rotate synchronously in opposite directions. Bulk mineral raw materials are evenly and quantitatively fed into the crushing cavity. Under continuous and uniform low-speed extrusion and micro-shearing force, materials crack and dissociate along internal mineral texture and dissociation surfaces. Oversized particles are crushed to standard particle size, while qualified useful mineral grains are completely retained without over-grinding. The scientific selective crushing mode balances efficient medium and fine crushing and complete mineral grain protection.

Applicable Materials

Suitable for feldspar, quartz, fluorite, barite, calcite, phosphate ore, potash ore, mica and other high-value non-metallic minerals, as well as various medium-hard brittle ores and aggregates with strict requirements on particle integrity. It is specially used for medium and fine crushing working conditions that need to reduce over-grinding and protect useful mineral grains.

Application Scope

Widely applied in high-value mineral processing plants, non-metallic mineral deep production lines, ore beneficiation projects, high-quality aggregate processing workshops and other professional crushing scenarios. It serves as core dedicated medium and fine crushing equipment for anti-over-grinding and mineral grain protection working conditions.

Product Advantages

This over-grinding reduction and mineral grain protection double roller crusher solves the industry pain points of traditional crushing equipment such as severe over-pulverization, excessive fine powder, low mineral recovery rate and serious resource waste. It features selective texture dissociation crushing, complete mineral grain retention, controllable powder rate, uniform finished gradation and stable continuous operation. It effectively improves ore utilization rate and finished product added value, reduces production loss, and provides reliable, energy-saving and cost-effective crushing solutions for various high-value mineral processing projects.

Product Tags: double roller crusher

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Gold Verified Supplier
1Yr
Verified Business License
Business Type
Manufacturer
Year Established
2008
Factory Size
5,000-10,000 square meters
Annual Export Value
US$2.5 Million - US$5 Million

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