Large Steel Castings & Precision Machining Capabilities
AGICO is a one-stop manufacturer specializing in large steel castings, precision machined parts, and heavy equipment components, headquartered in Anyang, China. We provide complete services for cement plants, mining, and heavy industries—from casting, forging, and heat treatment to precision machining and non-destructive testing—all under one roof, ensuring quality control and reliable delivery.
Why Choose AGICO?
Integrated facility
Casting, heat treatment, machining, and testing all in-house, reducing intermediate steps and ensuring quality control and reliable delivery.
Large-part capability
Single casting up to 150 tons, 120 tons per heat, capable of manufacturing key components for ultra-large equipment.
Precision machining
Vertical lathes up to φ8m and gear hobbing up to φ10m meet high-precision machining requirements.
Full-process quality traceability
Equipped with internationally advanced testing equipment and a full-process quality traceability system from raw materials to finished products. Many key technical indicators exceed national standards.
Comprehensive NDT
UT, MT, PT, X-ray, plus chemical and mechanical labs, ensuring defect-free products.
Proven experience
Serving cement plants, mines, and metallurgical plants worldwide, with brand influence covering both domestic and international markets.
Casting Capabilities
AGICO has a large-scale heavy-duty casting workshop equipped with a high-power medium-frequency melting system, automated sand processing, and intelligent pouring equipment, supporting mass production of complex castings in multiple materials and large sizes. We can achieve one-time casting of single heavy-duty castings and employ multi-stage flaw detection to strictly control internal quality.
Casting Materials Available
| Material Type | Common Grades | Typical Applications |
|---|---|---|
| Carbon steel | ZG230-450, ZG270-500, ZG310-570 | Mill heads, kiln tyres, support rollers |
| Low alloy steel | ZG35CrMo, 42CrMo, 40Cr | Girth gears, pinions, shafts |
| High manganese steel | Mn13, Mn18, Mn13Cr2 | Mill liners, jaw plates, hammer heads |
| High chromium cast iron | Cr15, Cr20, Cr26 | Blow bars, impact liners, wear plates |
| Heat-resistant steel | ZG40Cr25Ni20, ZG35Cr28Ni16 | Kiln hood shields, cooler plates, burner parts |
| Stainless steel | 304, 316, 310S | Corrosion-resistant parts |
Forging Capabilities
AGICO is equipped with 10,000-ton heavy forging presses, forming a closed-loop forging production line from ingot blanking and high-temperature forging to tempering and heat treatment. We can achieve integrated forging of large forgings weighing hundreds of tons, effectively refining the metal’s internal structure and significantly improving fatigue and impact resistance.
Forged products include large gear shafts, slewing bearings, hydraulic cylinders, construction machinery forgings, and more.
Precision Machining Capabilities (One-Stop Service)
AGICO Cement has advanced CNC and heavy-duty machines from Russia, the Czech Republic, and China. We can machine large and complex parts with high accuracy.
Key Equipment
| Equipment | Quantity | Specification / Travel | Function |
|---|---|---|---|
| CNC gantry boring-milling machines | Multiple | Max travel: 13m × 5.8m × 2.5m | Large boring and milling |
| CNC floor-type boring machines (Czech) | 5 sets | Max travel: 8m × 3m × 2m | High-precision boring and milling |
| CNC vertical turning lathes | 13 sets | Double column, dia. 3.15m – 8m | Turning large diameter parts |
| CNC horizontal lathes | Multiple | Max length 10m, dia. 2.5m | Turning long shaft parts |
| Gear hobbing machines (Russia-made) | 6 sets | Max gear dia. φ10m | Large gear cutting |
| CNC vertical/horizontal machining centers | Multiple | High-precision complex parts | Milling, drilling, tapping |
| CNC guideway grinding machine | 1 set | Max travel: 8.5m × 2.5m × 2m | Precision guideway grinding |
| Radial drilling machine | 1 set | Max drilling diameter: 80 mm | Large part drilling |
| Semi-automatic sand blast equipment | 1 set | — | Surface preparation |
With these machines, AGICO can produce girth gears, kiln tires, mill heads, bearing housings, and other large components to tight tolerances. Some equipment is equipped with a fourth axis and rotary table, enabling multi-face machining and five-axis linkage, significantly improving accuracy and production efficiency.
Typical Parts Machined
| Part | Size / Weight | Machining Operations | Achieved Accuracy |
|---|---|---|---|
| Girth gear (for ball mill) | φ8 m, 45 tons | Gear hobbing, drilling | AGMA class 11 |
| Kiln tyre | φ6 m, 68 tons | Turning, boring | ±0.5 mm |
| Vertical mill grinding roller | 2.5 m height, 22 tons | Turning, milling | ±0.3 mm |
| Bearing housing | 1.8 m × 1.2 m, 8 tons | Boring, milling | ±0.02 mm |
Main Application Areas
AGICO’s products are widely used in the following industries:
Cement industry
Kiln tyres, girth gears, mill liners, mill heads
Mining Machinery
Crusher hammers, ball mill liners, large gears, shafts
Metallurgical industry
Rollers, bearing housings, large welded housings
Wind power industry
Large gears, main shafts, bearing housings
Heavy machine tools
Machine beds, tables, beams, and other large structural parts
Inspection & Quality Control
Quality is the lifeline of manufacturing. AGICO has a full laboratory and NDT facilities. All tests follow international standards (ASTM, EN, GB).
Chemical Analysis
GS-100 vacuum direct reading spectrometer (German) – fast and accurate
Carbon-sulfur analyzer
Microcomputer three-speed analyzer
Mechanical Testing
Tensile testing machine
Impact testing machine with low-temperature cooling bath
Metallographic image analyzer
Non-Destructive Testing (NDT)
Ultrasonic testing (UT)
Magnetic particle testing (MT)
Penetrant testing (PT) (as required)
Quality Control Process
AGICO follows a strict 5-step QC process for every order, ensuring that every stage from raw materials to finished products meets the required standards:
Step 1: Chemical composition analysis
The GS-100 spectrometer checks material composition to ensure compliance with ASTM/EN/GB standards.
Step 2: Mechanical properties test
Tensile test, impact test (with low-temperature bath), and metallographic analysis verify material performance.
Step 3: Non-destructive testing (NDT)
UT, MT, PT, and X-ray ensure no internal defects.
Step 4: Dimensional inspection
High-precision measuring tools verify all dimensions meet drawing tolerances.
Step 5: Final report & release
Complete test report covering chemical composition, mechanical properties, NDT, and dimensional data.
Certifications & Quality Standards
AGICO Cement operates a certified quality management system and follows international standards.
- ISO 9001:2015 – Quality management system
- ASTM – A216, A148, A532 (as applicable)
- DIN – 17205, EN 10293
- GB/T – 11352, 5680 (Chinese national standards)
Third-party inspections (SGS, BV, etc.) are welcome.
Frequently Asked Questions
Q: What is your minimum order quantity?
A: We don’t have a strict MOQ. We accept both single-piece trial production and large-volume orders.
Q: What is your typical lead time?
A: It depends on product complexity. The combined lead time for casting + machining is usually 30–60 days. Our one-stop model can shorten the timeline by about 20% compared to sourcing from separate suppliers.
Q: What test reports can you provide?
A: We can provide material certificates, mechanical property reports, NDT reports (UT/MT/PT/XT), and dimensional inspection reports—all issued in accordance with international standards.
Q: Do you export?
A: Yes. AGICO’s products are exported to many countries and regions, with brand influence covering both domestic and international markets.
Q: Can I visit your factory?
A: Yes, you are welcome. We always welcome clients to visit our factory for guidance. Please contact us in advance to make an appointment.
