March 19, 2024
Deployed in a cement clinker grinding mill, these high-chromium cast grinding balls feature stable hardness and low breakage. They help us maintain consistent grinding output and lower long-term consumable costs.
Are you seeking unparalleled durability and performance in your industrial equipment? Look no further than our Casting Alloy Steel Hammer. Built with exactness and made with ability, our item stands as a confirmation of advancement and unwavering quality in the field of wear-resistant materials. As a driving producer and provider, Ninghu is committed to conveying fabulousness and assembly of the different needs of businesses around the world.
| Chemical Composition | |||||||||||||||
| Series No. |
Type | Designation | Chemical Composition | Mechanical Properties | Microstructure | ||||||||||
| C | Si | Mn | Cr | Mo | Ni | Cu | S | P | ak(J/cm²) | HRC | σb(Mpa) | ||||
| 1 | Medium carbon and medium chromium I | ZG30Cr5MoRE | 0.25~0.40 | 0.3~1.0 | 0.3~1.0 | 4.5~5.5 | 0.2~1.0 | ≤0.045 | ≤0.045 | ≥25 | ≥45 | M+B+C | |||
| 2 | Medium carbon and medium chromium II | ZG40Cr5MoRE | 0.30~0.45 | 0.3~1.0 | 0.3~1.0 | 4.5~5.5 | 0.2~1.0 | ≤0.045 | ≤0.045 | ≥20 | ≥48 | M+B+C | |||
| 3 | Medium carbon and low alloy | ZG40CrMoNiRE | 0.30~0.50 | 0.3~1.5 | 0.3~1.0 | 1.2~1.8 | 0.2~0.6 | 0.1~0.4 | ≤0.04 | ≤0.04 | ≥30 | ≥40 | M+F | ||
| 4 | Low carbon high alloy | ZG20Cr9NiMo | 0.15~3.50 | ≤1.0 | 0.3~1.0 | 8~10 | 0.4~0.8 | 1.4~1.8 | ≤0.1 | ≤0.045 | ≤0.045 | ≥40 | ≥40 | M+C | |
| 5 | Alloy steel with chromium+molybdenum+nickel | ZG45Cr3NiMoMnRE | 0.30~0.50 | 0.3~0.8 | 0.3~1.2 | 2.0~3.2 | 0.3~0.5 | 0.5~1.0 | ≤0.04 | ≤0.04 | ≥20 | ≥50 | M+C | ||
| 6 | Alloy steel with 90 chromium | ZG90Cr6MoMn | 0.85~0.95 | 0.4~0.8 | 0.4~0.8 | 5~8 | 0.2~0.4 | ≤0.045 | ≤0.045 | ≥7 | ≥50 | M+C | |||
| 7 | Ordinary high manganese steel | ZGMn13 | 1.1~1.4 | 0.3~1.0 | 11~14 | ≤0.06 | ≤0.10 | ≥147 | Hb≤229 | 637 | A | ||||
| 8 | Modified high manganese steel | ZGMn13cr2 | 1.0~1.5 | 0.3~1.0 | 11~14 | 0.5~4.0 | ≤0.06 | ≤0.10 | ≥80 | ≤240 | A+C | ||||
| 9 | Ultra-high manganese steel | ZGMn17cr2 | 1.0~1.5 | 0.3~1.0 | 16~19 | 1.0~4.0 | Ti0.2~0.4 | ≤0.06 | ≤0.10 | ≥50 | ≤260 | A+C | |||
| 10 | High chromium cast iron | KmTBCr15Mo2 | 2.0~2.8 | ≤1.2 | 0.5~1.0 | 13~18 | 0.2~2.5 | 0~1.0 | 0~1.2 | ≤0.06 | ≤0.10 | ≥53 | M+A+C | ||
| 11 | High chromium cast iron | KmTBCr20Mo2 | 2.0~3.0 | ≤1.2 | 0.5~1.0 | 18~22 | 1.5~2.5 | 0~1.5 | 0.8~1.2 | ≤0.06 | ≤0.10 | ≥3 | ≥58 | M+A+C | |
| 12 | High chromium cast iron | KmTBCr26 | 2.0~3.0 | ≤1.2 | 0.5~1.0 | 23~28 | 0~1.0 | 0~1.5 | 0~2.0 | ≤0.06 | ≤0.10 | ≥55 | M+A+C | ||
| 13 | High chromium cast steel | ZGCr12SiMn-GT | 1.0~2.0 | ≤1.2 | 0.5~2.0 | 12~14 | 0~1.0 | 0~1.0 | 0~1.0 | ≤0.06 | ≤0.10 | ≥3.2 | ≥55 | M+A+C | |
| 14 | High chromium cast steel | ZGCr15SiMn-GT | 1.0~2.0 | ≤1.2 | 0.5~2.0 | 15~17 | 0~1.0 | 0~1.0 | 0~1.0 | ≤0.06 | ≤0.10 | ≥3.5 | ≥55 | M+A+C | |
| M-Martensite B-Bainite A-Austenite C-Carbide F-Ferrite | |||||||||||||||
At Ninghu, quality reigns supreme. As a premier manufacturer of wear-resistant materials, we leverage advanced production technology and top-tier facilities. Our fully automated production line guarantees uniformity and accuracy across all our products. Boasting an annual production capacity of 50,000 tons, we fulfill customer needs with utmost efficiency and excellence. Moreover, our adherence to the ISO9001 quality system certification underscores our dedication to superior quality and reliability. Trusted by key domestic importers and exporters, Ninghu continues to set the standard for excellence in the industry, ensuring customer satisfaction and trust in every endeavor.
In conclusion, Ninghu is your trusted partner for high-quality wear-resistant solutions. With our Casting Alloy Steel Hammer, backed by advanced technology and unmatched expertise, we deliver excellence and innovation to industries around the world. Join us in revolutionizing industrial solutions and experience the difference with Ninghu. For inquiries, please contact us at sunnyqin@nhgrindingmedia.com.
March 19, 2024
Deployed in a cement clinker grinding mill, these high-chromium cast grinding balls feature stable hardness and low breakage. They help us maintain consistent grinding output and lower long-term consumable costs.
June 24, 2025
Used in a copper-ore wet-grinding ball mill, the grinding balls show durable wear resistance under non-stop 24-hour operation. Stable grinding performance reduces frequent mill inspections for abnormal ball damage.
August 12, 2025
Used in an iron-ore grinding mill, these high-chromium cast grinding balls maintain uniform hardness from batch to batch. They withstand sustained heavy-load impacts well with minimal breakage, and reliable wear performance keeps our throughput steady over long operating cycles.
October 07, 2025
Adopted for a gold-ore grinding mill, these high-chromium cast balls have evenly distributed hardness. They hold up well under complex abrasive conditions, and their consistent wear profile helps us achieve fine, uniform particle size throughout service.
January 15, 2026
Applied in a limestone grinding production line, the cast steel balls perform reliably under fluctuating load conditions. Well-balanced wear characteristics effectively cut down unplanned downtime.