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Coarse Abrasive: Ultra-Wear-Resistant, High-Efficiency Solution for Industrial Grinding

30% Higher Grinding Efficiency & 20% Lower Unit Cost – Industrial-Grade Coarse Abrasive for Stable Mass Production Demands

Our coarse abrasive is a cost-effective and high-performance grinding material tailored for heavy-duty industrial applications. It integrates exceptional wear resistance and efficient material removal, providing reliable support for industries such as metal processing, construction, and automotive manufacturing to optimize production processes and reduce operational costs.

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Core Specifications

Parameter	Specification	Test Standard	Application Note
Product Grade	S70----S930	ISO 11124-3	Customizable based on blasting requirements
Material	High Carbon Steel (C: 0.8-1.2%)	ASTM A1101	Ensures high hardness and wear resistance
Hardness	HRC 40-50 (Standard)	Rockwell Hardness Test	Standard grade for heavy derusting; Soft grade for precision parts
Particle Size	0.2mm - 3.0mm	Sieve Analysis	Smaller size for fine surface; Larger size for heavy rust removal
Bulk Density	7.2 - 7.8 g/cm³	GB/T 14838	High density ensures strong impact force
Compressive Strength	≥ 1200 MPa	Universal Testing Machine	Reduces fragmentation during blasting
Service Life	≥ 2800 Cycles (Standard Grade)	Industrial Blasting Test	30% longer than ordinary steel shot
Moisture Content	≤ 0.1%	Karl Fischer Method	Prevents clumping and ensures stable feeding

Core Advantages

Exceptional Wear Resistance, Extended Service Life

Adopting high-purity raw materials and advanced sintering technology, the abrasive grain structure is dense and uniform, with a wear rate reduced by 25% compared to ordinary coarse abrasives. In the metal rust removal test (workpiece: Q235 steel, grinding speed: 15m/s), the service life of our CA-200 model reaches 85 hours, while the industry average is only 68 hours, effectively reducing the frequency of abrasive replacement and labor costs.

High Grinding Efficiency, Improved Production Capacity

The optimized grain shape (irregular polygonal structure) increases the effective cutting edge by 40%, ensuring strong material removal capacity. In the concrete surface grinding test, using our CA-100 abrasive can complete the grinding of 100㎡ (surface roughness requirement: Ra 12.5μm) in 2.5 hours, which is 30% more efficient than the same type of products on the market. It significantly shortens the production cycle for large-batch processing tasks.

Cost Advantage, Reduced Overall Operating Costs

Relying on large-scale raw material procurement and automated production lines, the unit cost of the product is 20% lower than the industry average. Combined with the extended service life and improved efficiency, the comprehensive grinding cost per unit workpiece can be reduced by up to 35%. For example, a metal processing factory with a daily output of 5000 workpieces can save about $12,000 in monthly grinding costs after switching to our products.

Stable Supply, Guaranteed Production Continuity

We have two production bases with a total annual capacity of 50,000 tons, and the regular inventory of conventional models is maintained at 5,000 tons. The order response time is within 24 hours, and the delivery cycle for general orders is 25 days, while the delivery cycle for customized orders is 25-30 days, effectively avoiding production interruptions caused by abrasive shortages.

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Application Scenarios

Metal Processing Industry

Heavy steel structure: Rust removal and derusting of H-beams, angle steels, and steel plates before welding, ensuring welding quality.

Automotive parts: Deburring and surface grinding of engine blocks, gears, and brake discs, with a grinding precision of up to ±0.02mm.

Hardware tools: Shaping and sharpening of wrenches, pliers, and hammers, improving the surface hardness and wear resistance of tools.

Construction and Building Materials Industry

Concrete processing: Grinding and polishing of floor surfaces, removing surface laitance and unevenness, making the floor flat and wear-resistant.

Stone processing: Rough grinding of granite, marble, and other stone materials, shaping the stone surface and preparing for subsequent fine grinding.

Ceramic tiles: Edge grinding and chamfering of ceramic tiles during production, ensuring the flatness and aesthetics of tile joints.

Aerospace and Machinery Manufacturing

Aerospace components: Rough grinding of aluminum alloy and titanium alloy parts, removing excess material while avoiding material damage.

Machinery equipment: Grinding of castings and forgings, repairing surface defects such as pores and sand holes, improving the precision of mechanical parts.

Other Industries

Glass processing: Edge grinding of architectural glass and automotive glass, preventing glass edge breakage.

Electronic components: Rough grinding of semiconductor substrates, ensuring the flatness of the substrate surface for subsequent processing.

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Quality & Production Strength

Strict Quality Certification

The product has passed a number of international quality certifications, including ISO 9001 Quality Management System Certification, SGS Material Safety Certification, and CE Certification for European Market Access. Each batch of products undergoes 12 strict quality inspections (including grain size analysis, hardness testing, wear resistance testing, etc.), with a qualified rate of 99.8%.

Strong Production & Inventory Capacity

We have introduced 8 sets of fully automated production lines, realizing the entire process of raw material mixing, pressing, sintering, and screening with automated control, which not only improves production efficiency but also ensures the consistency of product quality. The company has a 10,000-square-meter standard warehouse, equipped with an intelligent inventory management system, which can accurately monitor the inventory of various models and quickly respond to customer order needs.

Advanced Testing Equipment

The quality inspection center is equipped with advanced testing equipment such as laser particle size analyzers, Rockwell hardness testers, and wear testing machines, which can conduct comprehensive and accurate testing of product performance indicators to ensure that each batch of products meets the quality requirements.

User Evaluation

Large-Scale Steel Structure Manufacturing Enterprise (USA)

"We used to face the problems of short service life of abrasives and high grinding costs in the steel structure rust removal process. After switching to this coarse abrasive, the service life of each batch of abrasives has been extended by nearly 30%, and the grinding efficiency has also been significantly improved. The monthly grinding cost has been reduced by about $15,000, which is a very cost-effective product." -- Mr. John, Procurement Manager

Automotive Parts Processing Factory (Germany)

The precision requirements for automotive parts grinding are very high. This coarse abrasive has excellent performance in deburring engine gears. The grinding precision is stable at ±0.02mm, and the product qualification rate has increased by 2.5%. In addition, the stable supply capacity of the supplier ensures that our production line runs continuously, which is very reassuring. -- Ms. Sophia, Production Director

Construction Engineering Company (China)

In the floor grinding project of a large shopping mall, we used this coarse abrasive. It took only 7 days to complete the grinding work of 5,000 square meters, which was 3 days earlier than the planned schedule. The ground flatness and wear resistance after grinding have reached the design requirements, and the owner is very satisfied. -- Mr. Li, Project Manager