custom cast iron counterweight
We craft premium, custom cast iron counterweights with superior balance, durability and finish. Our metallurgical expertise delivers exact specifications for industrial, commercial and architectural applications worldwide.
Why work with a cast iron counterweight casting company like us
Customized solutions
24/7 customer service
Product Inspection
Fast delivery
Our custom cast iron counterweight Casting Capabilities
Materials & Grades
| Material Type | Available Grades | Density Range | Properties | Applications |
|---|---|---|---|---|
| Grey Cast Iron | GG15, GG20, GG25, GG30 | 7.1-7.3 g/cm³ | Excellent vibration damping Good machinability Affordable | Industrial machinery Elevators Exercise equipment |
| Ductile Iron | GGG40, GGG50, GGG60, GGG70 | 7.0-7.2 g/cm³ | Higher strength than grey iron Some ductility Impact resistant | Cranes Hoisting equipment Construction machinery |
| High Density Iron | HDS-7.5, HDS-7.8 | 7.5-7.8 g/cm³ | Higher density Compact dimensions Premium material | Space-constrained applications Premium equipment |
| Alloyed Cast Iron | Ni-Resist, Ni-Hard | 7.4-7.9 g/cm³ | Enhanced wear resistance Specialized properties Corrosion resistant options | Outdoor equipment Marine applications Harsh environments |
Size & Weight Capabilities
| Parameter | Small Counterweights | Medium Counterweights | Large Counterweights | Precision |
|---|---|---|---|---|
| Weight Range | 1-50 kg | 50-500 kg | 500-5000 kg | ±0.5% of target weight |
| Maximum Dimensions | 400 × 300 × 150 mm | 1200 × 800 × 400 mm | 3000 × 1500 × 800 mm | ±1.0 mm |
| Minimum Wall Thickness | 8 mm | 12 mm | 20 mm | ±0.5 mm |
| Fine Weight Adjustment | ±50 g | ±250 g | ±1 kg | Through machining or added material |
Design Features
| Feature Type | Capabilities | Benefits |
|---|---|---|
| Shape Customization | Asymmetrical designs Complex geometries Sculptural forms | Space optimization Aesthetic appeal Functional integration |
| Mounting Provisions | Threaded inserts Through holes T-slots and grooves Mounting pads | Easy installation Secure attachment Adjustability |
| Weight Distribution | Calculated centers of gravity Optimized moment arms Engineered balance points | Precise counterbalancing Reduced vibration Improved equipment performance |
| Surface Features | Logos and branding Identification markers Date codes Traceability information | Brand recognition Quality control Regulatory compliance |
Casting Processes
| Process | Advantages | Limitations | Best Applications |
|---|---|---|---|
| Green Sand Casting | Cost-effective Suitable for all sizes Quick pattern modification | Moderate surface finish Wider tolerances | General purpose counterweights Large production runs |
| Resin Sand Casting | Better dimensional accuracy Improved surface finish Complex shapes possible | Higher cost than green sand Longer processing time | Precision counterweights Complex geometries |
| Shell Molding | Excellent surface finish Good dimensional accuracy Thin walls possible | Size limitations Higher tooling cost | Smaller precision counterweights Visible components |
| Lost Foam Casting | Complex internal geometries No draft angles required Reduced machining | Pattern cost Longer production time | Counterweights with internal features Specialized designs |
Finishing & Secondary Operations
| Operation | Description | Applications |
|---|---|---|
| Surface Preparation | Shot blasting Grinding Tumbling | Basic finishing Scale removal Edge smoothing |
| Machining | Drilling Tapping Milling Turning | Mounting holes Precise interfaces Weight adjustment |
| Surface Treatments | Painting Powder coating E-coating Galvanizing | Corrosion protection Aesthetic enhancement Brand customization |
| Assembly | Insert installation Component mounting Hardware addition | Ready-to-install products Value-added services |
| Weight Calibration | Precision weighing Material addition/removal Balance testing | Exact weight specification Certified counterweights |
Quality Control & Testing
| Testing Method | Capabilities | Standards Compliance |
|---|---|---|
| Dimensional Inspection | CMM measurement Laser scanning Template verification | ISO 8062-3 ASTM A48 |
| Material Testing | Chemical analysis Mechanical properties Microstructure evaluation | ASTM A247 ASTM A48/A48M |
| Weight Verification | Precision scales (±0.01%) Certified weights Documentation | OIML R111 NIST standards |
| Non-Destructive Testing | Ultrasonic testing Magnetic particle inspection Visual examination | ASTM E709 ASTM E165 |
| Performance Testing | Pull testing Drop testing Vibration analysis | Application-specific standards |
Production Logistics
| Parameter | Capability | Notes |
|---|---|---|
| Annual Capacity | 15,000 tons | Scalable during peak demand |
| Batch Sizes | 1-5,000 units | No minimum order quantity |
| Lead Times | Samples: 1-2 weeks Production: 3-6 weeks | Rush options available |
| Quality Certifications | ISO 9001:2015 ISO 14001:2015 | Annual certification |
| Packaging Options | Standard pallets Custom crates Export packaging Containerization | Tailored to shipping requirements |
| Global Shipping | Sea, air, and ground logistics Freight forwarding Documentation services | Worldwide delivery capabilities |
custom cast iron counterweight Examples
