Drop Forged Steel Mining Crusher Hammer 10kg Weight With 40mm Hole Diameter
Product Spotlights
From Henan San Kuang Machinery Technology Co., Ltd. — a trusted manufacturer with over a decade of experience in the mining equipment industry — we proudly present our Drop Forged Steel Mining Crusher Hammer, weighing 10 kg with a precision-engineered 40 mm hole diameter. This product is engineered to deliver exceptional impact resistance and long service life under the harshest mining conditions, directly addressing the need for durable, high-performance crusher hammers in surface and underground operations. Our hammers are forged from premium steel and undergo rigorous quality control, ensuring consistent performance that reduces downtime and maintenance costs. As a company with a factory spanning 10,000–30,000 square meters and annual export value exceeding US$2.5 million, we are committed to providing reliable solutions for mining professionals worldwide.
Product Highlights & Technical Specifications
- Drop Forging Process: The hammer is manufactured using advanced drop forging technology, which aligns the grain flow of the steel to maximize strength and toughness. This results in a product that can withstand repeated high-impact crushing without cracking or deformation.
- Precision Weight (10 kg): Each hammer is precisely calibrated to 10 kg, ensuring consistent kinetic energy transfer during crushing operations. This uniformity helps maintain stable crusher performance and reduces vibration.
- 40 mm Hole Diameter: The hole is machined to tight tolerances (e.g., ±0.5 mm) to fit standard hammer pins securely. This reduces wear on the pin and hammer, extending the life of both components.
- High Hardness & Wear Resistance: The hammer can be heat-treated to achieve a hardness range of HRC 50–60, offering excellent resistance to abrasive wear from rocks and minerals. Custom hardness levels are available upon request.
- Versatile Compatibility: Suitable for various types of mining crushers, including impact crushers, hammer crushers, and shredders. The 40 mm hole diameter is a common standard for many models, but we can customize hole size to match your equipment.
- Surface Treatment Options: Optional coatings such as anti-corrosion or anti-abrasive layers can be applied to further extend service life in harsh environments.
Typical Applications
- Primary and secondary crushing of iron ore, copper ore, gold ore, and other hard rocks.
- Coal mining and processing (crushing coal lumps).
- Limestone and aggregate crushing for construction materials.
- Recycling of demolition waste and industrial slag.
Technical Parameters (Table)
| Parameter | Value | Notes |
|---|---|---|
| Material | Drop Forged Alloy Steel | High carbon/low alloy option available |
| Weight | 10 kg ± 0.1 kg | Custom weight range: 5–20 kg |
| Hole Diameter | 40 mm ± 0.5 mm | Customizable from 30–60 mm |
| Hardness | HRC 50–60 (adjustable) | Higher hardness for abrasive materials |
| Impact Toughness | ≥ 15 J/cm² | Tested via Charpy impact test |
| Working Life | Typically 2–3 times longer than cast hammers | Depending on material and operating conditions |
Why Choose Our Drop Forged Steel Hammer?
- Enhanced Durability: Drop forging eliminates internal voids and weaknesses found in cast hammers, providing a denser, stronger structure that resists breakage.
- Cost-Effective Operation: Longer service life means fewer replacements, reduced labor costs, and lower overall cost per ton of crushed material.
- Consistent Performance: Strict weight and dimensional tolerances ensure balanced rotor operation, minimizing vibration and bearing wear.
- Customization Available: We can adjust weight, hole diameter, hardness, and material composition to match your specific crusher model and material type.
- Global Shipping: Our products are shipped from major ports (Shanghai, Lianyungang, Qingdao, Tianjin) to markets worldwide, including North America, South America, Europe, Africa, Asia, and Oceania.
Trust & Credibility
Since 2014, Henan San Kuang Machinery Technology Co., Ltd. has grown into a reliable partner for mining and construction industries. Our factory covers 10,000–30,000 square meters, staffed by 51–100 experienced professionals. We hold multiple management system certifications such as ISO9001, ISO14000, OHSAS18001, and others, reflecting our commitment to quality, environment, and workplace safety. With an annual export value of US$2.5–5 million, we have successfully served clients in over 10 major markets across the globe. Our drop forged steel hammers have been tested in real-world mining operations, earning positive feedback for their reliability and longevity. We invite you to contact us for a quotation or to discuss how our hammers can improve your crushing efficiency.
Frequently Asked Questions (FAQ)
1. What is the typical lifespan of this 10 kg drop forged hammer?
The lifespan depends on the material being crushed and operating conditions. In moderate abrasive environments, it can last 2–3 times longer than traditional cast hammers. For example, crushing limestone may yield around 500–800 hours before replacement. We recommend periodic inspection and can provide estimated life based on your specific application.
2. Can I get a smaller or larger hole diameter than 40 mm?
Yes, we offer customization. The hole diameter can be machined from 30 mm to 60 mm to fit different hammer pins. Please specify your required size when ordering, and we will adjust the hole accordingly.
3. What is the difference between drop forged and cast hammers?
Drop forged hammers are formed by hammering heated steel under high pressure, which aligns the grain structure and eliminates porosity. This results in higher strength, impact resistance, and uniformity. Cast hammers are poured into molds and may have internal weaknesses, leading to shorter life and higher breakage risk.
4. Do you provide certificates of analysis or material test reports?
Yes, we can provide a material test report (MTR) and hardness test data upon request. Our quality management system (certified to ISO9001 and others) ensures traceability and consistency.
5. What is the minimum order quantity (MOQ)?
Our standard MOQ is 50 pieces for stock sizes. For custom specifications, the MOQ may be higher to cover production setup. We are flexible and welcome small trial orders for new customers.
6. How long does shipping take to North America or Europe?
Shipping time depends on the port and method. From our main ports, sea freight to North America typically takes 20–30 days, to Europe 25–35 days. Express air freight is available for urgent orders. We can also arrange door-to-door delivery via freight forwarders.
7. Can you help me select the right hardness for my material?
Absolutely. Our technical team can recommend the optimal hardness based on the abrasiveness and impact level of your feed material. For very hard rocks (e.g., granite), a higher hardness (HRC 55–60) is advised; for softer materials like coal, a lower hardness (HRC 45–50) may be more cost-effective.
8. What payment terms do you accept?
We accept T/T (telegraphic transfer), L/C (letter of credit), and other terms negotiable. For first-time customers, a 30% deposit and 70% balance before shipment is typical. We can discuss flexible terms for large or repeat orders.
Contact Henan San Kuang Machinery Technology Co., Ltd. today for a quote or technical consultation. Let our drop forged steel hammers power your mining success.
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