Import Cast Iron Grinding Balls — Buy in wholesale FOB from Supplier in China
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Cast Iron Grinding Balls
Shandong Huamin Steel Ball Joint-stock Co., Ltd. supplies cast iron grinding balls that are cast from high‑chromium, medium‑chromium or low‑chromium alloys, each tailored for demanding mineral processing applications. The high‑chromium variant contains at least 10.0 % chromium and 1.80‑3.20 % carbon, delivering a hardness of no less than 58 HRC after oil or wind quenching. The medium‑chromium balls have a chromium content between 3.0 % and 7.0 % with the same carbon range, achieving a minimum hardness of 47 HRC through high‑temperature tempering. Low‑chromium balls are produced with chromium below 3.0 % and comparable carbon levels, offering a softer grade suitable for less abrasive milling circuits.
All three grades meet the national standard that requires impact values of at least 3.0 J/cm for high‑chromium and 2.0 J/cm for medium‑chromium balls, ensuring reliable breakage resistance in high‑energy mills. The heat‑treatment process, confirmed by surface colour - dark red indicating tempering - reduces internal stresses and improves wear resistance. Typical ball diameters range from 20 mm to 200 mm, allowing selection of the optimal size for the mill’s design and the ore’s hardness. The balls are shipped in bulk bags or steel drums, packed to prevent damage during handling and transport.
Major users include cement factories, mining operations and power‑generation plants that rely on efficient grinding performance. The supplier offers FOB and CIF shipping options, with documentation that can include mill test reports and material certification upon request. Prospective buyers should verify the exact grade, size distribution and any required testing certificates directly with Shandong Huamin Steel Ball Joint-stock Co., Ltd. before finalising the order.
| Material | Cast iron alloy (high/medium/low chromium) |
| Chromium content (high grade) | ≥10.0 % (standard for high‑chromium grade) |
| Chromium content (medium grade) | 3.0‑7.0 % (standard for medium‑chromium grade) |
| Carbon content (all grades) | 1.80‑3.20 % (common for all grades) |
| Hardness (high grade) | ≥58 HRC (per national standard) |
| Hardness (medium grade) | ≥47 HRC (per national standard) |
| Impact value (high grade) | ≥3.0 J/cm (standard requirement) |
| Impact value (medium grade) | ≥2.0 J/cm (standard requirement) |
| Typical diameter range | 20‑200 mm (typical) |
| Standard packaging | Bulk bag or steel drum (typical) |
Shandong Huamin Steel Ball Joint-stock Co., Ltd. is located in Yangjun Village, Guanzhuang Town, Zhangqiu, Jinan, Shandong Province, China. The company is classified as an imported supplier with a harbour trust tier, and the current response rate shown in the data is 0.00%, indicating no recent reply activity. Their operations focus on the production of cast iron grinding media for heavy‑industry sectors.
The listing details three grades of grinding balls - high, medium and low chromium - each meeting specific national standards for hardness, impact resistance and heat treatment. No additional claims about production capacity, certifications beyond the national standard, or client references are provided.
Cast iron grinding balls are essential wear-resistant grinding media used in ball mills across mining, cement, and power generation industries. Available in high chromium, medium chromium, and low chromium variants, these balls offer superior hardness and impact resistance for efficient mineral processing. Exported globally in bulk bags or steel drums, they are a high-volume industrial commodity in international mineral processing supply chains.
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Sourcing Cast Iron Grinding Balls from Shandong Huamin Steel Ball Joint-stock Co., Ltd. - China Import Guide
Before committing to a purchase, verify the exact grade, chromium and carbon content, and confirm that the hardness and impact values meet the national standard for your application. Request a mill test report or heat‑treatment certificate that documents the achieved hardness, impact resistance and surface colour verification. Matching the ball diameter range to your mill design will also prevent inefficiencies in the grinding circuit.
Discuss Incoterms with the supplier; the listing mentions FOB and CIF, so clarify whether freight, insurance and destination handling are included in the quoted price. Confirm the packaging type - bulk bag or steel drum - and ensure the dimensions fit your container or bulk‑handling equipment. Payment terms are not disclosed, so negotiate conditions that align with your financial controls and risk management policy.
Arrange a third‑party inspection at the factory or upon arrival at the port to verify material composition, heat‑treatment quality and surface condition. Obtain documentation such as the material test report, impact test results and any relevant compliance certificates. Keeping these records will aid customs clearance and provide a reference for future quality audits.
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30 suppliersBuy Cast Iron Grinding Balls in Bulk — Verified Supplier in China
When sourcing Cast Iron Grinding Balls for your business, securing the right balance of quality and cost is essential. Shandong Huamin Steel Ball Joint-stock Co., Ltd., a verified supplier based in China, offers this product with key specifications including High Chromium, Medium Chromium, Low Chromium, High: 15-30%, Medium: 5-10%, Low: 0.5-3%, and 20mm to 150mm (custom sizes available). By purchasing directly from the manufacturer or authorized exporter, buyers can negotiate favorable FOB prices starting at $8001,200./Bags and manage bulk orders with a minimum order quantity (MOQ) of 1 Bags. This product is actively traded under HS Code 7325.91, making it a staple in the Steel Balls sector with strong demand from importing countries worldwide.
Cast Iron Grinding Balls Specifications, Trade Terms & Pricing
Importing Cast Iron Grinding Balls requires careful attention to shipping logistics, customs compliance, and secure payment terms. Shandong Huamin Steel Ball Joint-stock Co., Ltd. offers flexible shipping options such as Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. To ensure a smooth transaction, buyers should verify import duties for HS Code 7325.91 in their destination country. Common payment methods for international B2B transactions include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P). All transactions and RFQs are facilitated through EximNext, a leading import export marketplace designed to make cross-border trade secure and efficient.
About Shandong Huamin Steel Ball Joint-stock Co., Ltd. — Supplier in China
Finding trustworthy partners is the foundation of successful importing. The supplier of this Cast Iron Grinding Balls has been verified on our platform. Whether you are a distributor, wholesaler, or procurement manager, you can request a free quotation, ask for product samples, and finalize your bulk purchase with confidence. EximNext hosts thousands of verified manufacturers and exporters across 200+ countries. Explore similar products in the Steel Balls category and connect with top-tier exporters on our comprehensive online B2B marketplace. Start your sourcing journey today.
Import Cast Iron Grinding Balls — Shipping, Logistics & Customs
Importing Cast Iron Grinding Balls requires careful attention to shipping logistics, customs compliance, and secure payment terms. Common shipping options include Full Container Load (FCL) or Less than Container Load (LCL) via sea freight. Buyers should verify import duties for HS Code 7325.91 in their destination country. Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), and Documents against Payment (D/P).
Frequently Asked Questions About Cast Iron Grinding Balls
What is the wholesale price of Cast Iron Grinding Balls?
The current listed wholesale price for Cast Iron Grinding Balls from Shandong Huamin Steel Ball Joint-stock Co., Ltd. is $8001,200./Bags on FOB terms from China. Prices may vary depending on order volume, packaging, and destination. For the most accurate bulk quote, send a direct RFQ to Shandong Huamin Steel Ball Joint-stock Co., Ltd. through EximNext.
What is the Minimum Order Quantity (MOQ) for Cast Iron Grinding Balls?
The supplier, Shandong Huamin Steel Ball Joint-stock Co., Ltd., has set a Minimum Order Quantity (MOQ) of 1 Bags for Cast Iron Grinding Balls. For sample requests or smaller trial orders, contact the supplier directly through our platform's inquiry system.
What is the HS Code for Cast Iron Grinding Balls?
For international shipping and customs clearance, Cast Iron Grinding Balls is classified under HS Code 7325.91. Buyers should verify their local customs regulations to determine applicable import duties and taxes for this classification.
How can I import Cast Iron Grinding Balls from China?
To import Cast Iron Grinding Balls from China, negotiate shipping terms (FOB, CIF, or EXW) directly with Shandong Huamin Steel Ball Joint-stock Co., Ltd.. Ensure you have the necessary import licenses for Steel Balls products in your destination country.
Is Shandong Huamin Steel Ball Joint-stock Co., Ltd. a verified supplier?
Yes, Shandong Huamin Steel Ball Joint-stock Co., Ltd. is a verified supplier on EximNext. You can view their complete company profile, business registration details, certifications, and export history before placing a bulk order.
What are the key specifications of Cast Iron Grinding Balls?
The key specifications for Cast Iron Grinding Balls supplied by Shandong Huamin Steel Ball Joint-stock Co., Ltd. include High Chromium, Medium Chromium, Low Chromium, High: 15-30%, Medium: 5-10%, Low: 0.5-3%, and 20mm to 150mm (custom sizes available). For a complete technical data sheet or Certificate of Analysis (COA), send an inquiry directly to the supplier through EximNext.
What packaging options are available for bulk orders of Cast Iron Grinding Balls?
Shandong Huamin Steel Ball Joint-stock Co., Ltd. offers Cast Iron Grinding Balls with standard export packaging. Custom packaging, private labeling, and OEM/ODM options may also be available for large wholesale orders.
Which countries import Cast Iron Grinding Balls the most?
Cast Iron Grinding Balls is actively imported by buyers worldwide. Request a destination-specific CIF or CFR quote from Shandong Huamin Steel Ball Joint-stock Co., Ltd. through our platform.
What certifications does this Cast Iron Grinding Balls supplier hold?
Shandong Huamin Steel Ball Joint-stock Co., Ltd. maintains international quality certifications. These ensure that the Cast Iron Grinding Balls meets international quality, safety, and regulatory standards required for cross-border trade.
How do I place a bulk order for Cast Iron Grinding Balls on EximNext?
Click "Request Quotation" on this product page, specify your required quantity, preferred shipping terms, and destination country. Shandong Huamin Steel Ball Joint-stock Co., Ltd. will respond with a detailed wholesale quote including FOB pricing, lead time, and payment options.
What payment methods are accepted?
Common payment methods include Letter of Credit (L/C), Telegraphic Transfer (T/T), Documents against Payment (D/P), and Escrow services. Confirm accepted terms directly with Shandong Huamin Steel Ball Joint-stock Co., Ltd..
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