Product Overview
S660 Steel Shot is an extra coarse steel shot specifically developed by Shengxiang Guanghe for ultra-heavy industrial applications. Manufactured from premium alloy steel material through special quenching and tempering processes, it offers exceptional hardness and impact resistance, making it particularly suitable for ultra-heavy industrial applications requiring maximum cleaning efficiency.
Product Specifications
Particle Characteristics
Main particle size: S660 (approx. 2.0mm diameter)
Particle size uniformity: ≥95%
Roundness index: ≥98%
Particle size deviation: ±0.05mm
Performance Advantages
Hardness range: HRC 43-50
Single particle compressive strength: ≥300N
Recycling cycles: 2500-2850 times
Breakage rate: <1.5%
Treatment Effects
Cleaning efficiency improved by over 60% compared to standard steel shot
Surface roughness: Ra 20-60μm
Cleaning grade: Up to Sa3 level
Suitable for steel plates up to 80mm thick
Main Applications
Ultra-Heavy Steel Structures
Specifically designed for surface treatment of ultra-heavy steel structures including large bridges, shipbuilding, and heavy storage tanks.
01
Large Castings
Effective for cleaning extra large castings, efficiently removing heavy casting sand and hard oxide scale.
02
Heavy Engineering Machinery
Suitable for surface treatment of structural components in large excavators and heavy cranes.
03
Special Equipment Manufacturing
Used for surface strengthening of pressure vessels, nuclear power equipment, and other special equipment.
04
Technical Parameters
| Test Parameter | Specification | Test Method |
|---|---|---|
| Chemical Composition | C:0.85-1.2%, Mn:0.6%-1.2%, Si:0.5%-1.2% | SAE J444 |
| Hardness Value | HRC 40-50 | SAE J444 |
| Density | 7.4 g/cm³ | SAE J444 |
| Defect Content | ≤0.5% | Metallographic Method |
| Moisture Content | ≤0.1% | Oven Method |
Usage Guidelines
Equipment Selection
Requires extra heavy duty shot blasting equipment
Recommended roller conveyor shot blasting machines
Must use specially designed high-strength blades
Requires extra heavy duty separation systems
Learn more >
Process Parameters
Working pressure: 0.7-0.9MPa
Projection angle: 75-85 degrees
Processing speed: 0.5-2 meters/minute
Abrasive loading: 75-90% of equipment capacity
Learn more >
Operation Notes
Verify equipment rated load capacity before use
Inspect blade wear condition each shift
Increase dust removal system maintenance frequency
Screen every 4 hours of operation
Learn more >
Production Standards
Strictly implements GB/T 18838.3 standard
ISO 9001 quality system certified
Complete performance test report with each batch
Third-party authoritative test reports available
Packaging & Storage
Packaging Specifications
25kg/bag (specially reinforced moisture-proof packaging)
1000kg/pallet
Customized packaging available per customer requirements
Storage Requirements
Must be stored in dry, ventilated indoor areas
Strictly prohibited from storage with chemicals
Maximum stacking height: 6 layers
Shelf life: Up to 36 months
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