Wholesale ISO Certificate Samarium Cobalt Strong Magnet for Sale
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Product Highlights
- ISO & RoHS Certified: Complies with ISO and RoHS standards for quality and safety assurance.
- High Performance Grades: Available in SmCo-16 to SmCo-30H grades with high energy product up to 30 MGOe.
- Custom Tolerance Control: Precision manufacturing with a tolerance of +/-0.05mm for exact fit requirements.
- OEM & ODM Services: Full OEM and ODM support available for custom magnet specifications and branding.
- Versatile Applications: Ideal for speaker magnets, industrial equipment, and electric motors.
- Direct Manufacturer Supply: Sourced directly from a factory with 11 R&D engineers and advanced production lines.
- Flexible Logistics Options: Express shipping via TNT, DHL, etc., with FOB and EXW trade terms.
Product Attributes
- Customization
- Available
- Certification
- RoHS, ISO
- Composite
- Rare Earth Magnet
- Model NO.
- SmCo5/Sm2Co17
- Type
- Sm2Co17
- Application
- Speaker Magnet, Industrial Magnet, Motor Magnet
- Shape
- Cylinder
- Coating
- No
- Tolerance
- +/-0.05
- Magnetism Direction
- Thickness
- Express
- TNT, DHL, etc
- Material
- SmCo
- Province
- Zhejiang
- Transport Package
- as Customer Required
- Specification
- Customized
- Trademark
- RCMAG
- Origin
- China
- HS Code
- 85051110
- Production Capacity
- 1000 Tons/Year
Product Images of Wholesale ISO Certificate Samarium Cobalt Strong Magnet for Sale
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Product Description


| Magnetic and Physical Properties of SmCo Magnet | ||||||||||||||
| c | Grades | Remanence | Coercive Force | Intrinsic Coercivity | Maximum Energy Product | Density | Temp. Coefficient | Temp. Coefficient | Curie Temp. | Temp. Coefficient | ||||
| Br | Hcb | Hcj | (BH)max | D | α(Br) | α(Hcj) | TC | TW | ||||||
| T | KGs | KA/m | KOe | KA/m | Koe | KJ/m3 | MGOe | g/cm3 | %/ºC | %/ºC | ºC | ºC | ||
| 1:5 (SmPr)Co5 SmCo5 | SmCo-16 | 0.81-0.85 | 8.1-8.5 | 620-660 | 7.8-8.3 | 1194-1830 | 15-23 | 110-127 | 14-16 | 8.3 | -0.05 | -0.3 | 750 | 250 |
| SmCo-18 | 0.85-0.90 | 8.5-9.0 | 660-700 | 8.3-8.8 | 1194-1830 | 15-23 | 127-143 | 16-18 | 8.3 | -0.05 | -0.3 | 750 | 250 | |
| SmCo-20 | 0.9-0.94 | 9.0-9.4 | 680-725 | 8.5-9.1 | 1191-1830 | 15-23 | 150-167 | 19-21 | 8.3 | -0.05 | -0.3 | 750 | 250 | |
| SmCo-22 | 0.92-0.96 | 9.2-9.6 | 710-750 | 8.9-9.4 | 1194-1830 | 15-23 | 160-175 | 20-22 | 8.3 | -0.05 | -0.3 | 750 | 250 | |
| SmCo-24 | 0.96-1.0 | 9.6-10.0 | 730-770 | 9.2-9.7 | 1194-1830 | 15-23 | 175-190 | 22-24 | 8.3 | -0.05 | -0.3 | 750 | 250 | |
| 1:5 SmCo5 | SmCo-20s | 0.9-0.94 | 9.0-9.4 | 680-725 | 8.5-9.1 | 1433-1830 | 18-23 | 143-160 | 18-20 | 8.3 | -0.045 | -0.28 | 750 | 250 |
| SmCo-22s | 0.92-0.96 | 9.2-9.6 | 710-750 | 8.9-9.4 | 1433-1830 | 18-23 | 160-175 | 20-22 | 8.3 | -0.045 | -0.28 | 750 | 250 | |
| 2:17 Sm2(CoFeCuZr)17 Sm2Co17 | SmCo-24H | 0.95-1.02 | 9.5-10.2 | 700-750 | 8.7-9.4 | ≥1990 | ≥25 | 175-191 | 22-24 | 8.4 | -0.03 | -0.2 | 800 | 350 |
| SmCo-26H | 1.02-1.05 | 750-780 | 9.4-9.8 | ≥1990 | ≥25 | 191-207 | 24-26 | 8.4 | -0.03 | -0.2 | 800 | 350 | ||
| SmCo-28H | 1.03-1.08 | 10.3-10.8 | 756-796 | 9.5-10 | ≥1990 | ≥25 | 207-220 | 26-28 | 8.4 | -0.03 | -0.2 | 800 | 350 | |
| SmCo-30H | 1.08-1.10 | 10.8-11.0 | 788-835 | 9.9-10.5 | ≥1990 | ≥25 | 220-240 | 28-30 | 8.4 | -0.03 | -0.2 | 800 | 350 | |
| SmCo-24 | 0.95-1.02 | 9.5-10.2 | 700-750 | 8.7-9.4 | ≥1433 | ≥18 | 175-191 | 22-24 | 8.4 | -0.03 | -0.2 | 800 | 300 | |
| SmCo-26 | 1.02-1.05 | 10.2-10.5 | 750-780 | 9.4-9.8 | ≥1433 | ≥18 | 191-207 | 24-26 | 8.4 | -0.03 | -0.2 | 800 | 300 | |
| SmCo-28 | 1.03-1.08 | 10.3-10.8 | 756-796 | 9.5-10 | ≥1433 | ≥18 | 207-220 | 26-28 | 8.4 | -0.03 | -0.2 | 800 | 300 | |
| SmCo-30 | 1.08-1.10 | 10.8-11.0 | 788-835 | 9.9-10.2 | ≥1433 | ≥18 | 220-240 | 28-30 | 8.4 | -0.03 | -0.2 | 800 | 300 | |
| SmCo-26M | 1.02-1.05 | 10.2-10.5 | 750-780 | 9.4-9.8 | 955-1273 | 12-16 | 191-207 | 24-26 | 8.4 | -0.03 | -0.2 | 800 | 300 | |
| SmCo-3028M | 1.03-1.08 | 10.3-10.8 | 756-796 | 9.5-10.0 | 955-1273 | 12-16 | 207-220 | 26-28 | 8.4 | -0.03 | -0.2 | 800 | 300 | |
| SmCo-30M | 1.08-1.10 | 10.8-11.0 | 788-835 | 9.9-10.5 | 955-1273 | 12-16 | 220-240 | 28-30 | 8.4 | -0.03 | -0.2 | 800 | 300 | |
| SmCo-28L | 1.02-1.08 | 10.2-10.8 | 413-716 | 5.2-9.0 | 438-796 | 5.5-10 | 207-220 | 26-28 | 8.4 | -0.03 | -0.2 | 800 | 250 | |
| SmCo-30L | 1.08-1.15 | 10.8-11.5 | 413-11.5 | 5.2-9.0 | 438-796 | 5.5-10 | 220-240 | 28-30 | 8.3 | -0.03 | -0.2 | 800 | 250 | |










About the Supplier
This supplier has been audited by TÜV Rheinland. Verify the report on the official TÜV Rheinland website with ID "MIC-ASI223184". Items marked "" are certified.
Company Profile
Zhejiang Rongxin Magnet Co., Ltd. (RCMAG) is a high-tech permanent magnet manufacturer in Huzhou China. We are specialized in producting NdFeB magnet & AlNiCo magnet, distributes SmCo magnet, Bounded NdFeB magnet, Ferrite magnet and related assemblies. The annual production capacity is 3400 tons: 2000 tons for NdFeB, 1200 tons for AlNiCo and 200 tons for SmCo. It is one of the largest enterprises in the permanent magnet magnetic material industries. Our skillful sales team is in the branch named Hangzhou Zishan Import & Export Trade Co., Ltd.
We warmly welcome all friends to visit our company and establish business relationship. Thanks!
Hangzhou Rongchang Magnet Co., Ltd started to manufacture AlNiCo magnet. The main grade is AlNiCo2, AlNiCo3, AlNiCo5, AlNiCo6.
Hangzhou Rongjia Magnet Technology Co., Ltd. (RJMAG) was constructed in 2009. It produces NdFeB magnet. The annual output is up to 1000 Tons.
There are 170 staff at present. ISO9001: 2008, TS16949 and RoHS have been approved. Our products are widely used such as magnetic chuck, magnetic separator, sensors, motor, UAV, Electric car, radar, meters, speaker, guitar, toy and hardware tools. The products are widely exported to globe. Especially Europe, North American and South-east Asia.
We have a series of automatical machines to strictly control quality. A professional and hard-working international sales team do the best to keep nice business relationships with a large number of worthy clients in the global market. We warmly welcome the friends to visit our factory and establish business relationship.
About Our Factory & Business Background
-
Business Type
- Manufacturer/Factory & Trading Company
- Address
- 528# Fuqian Street, Industrial Park, Si 'an Town, Changxing County, Hangzhou, Zhejiang, China
-
Registered Capital
- 20,000,000 RMB
-
Terms of Payment
- LC, T/T
-
International Commercial Terms(Incoterms)
- FOB, EXW
-
Average Lead Time
-
Peak Season Lead Time: 1-3 months
Off Season Lead Time: one month -
Nearest Port
- Shanghai Port, Ningbo Port
Our Production Capability & Technical Expertise
- Main Products
- NdFeB Magnet, AlNiCo Magnet, SmCo Magnet
-
Production Machines
- Materials Mixing Machine, Airflow Milling Machine, Grinding Machine, Magnet Automatic Inspection Machine, Automatic Measuring Instrument for Magnetization Characteristics, Magnetizing Apparatus, Cutting Machine, Multi-wire Cutting Machine, Vacuum Sintering Furnace, Automatic Magnetic Field Press, Isostatic Pressing Machine, Stripping Machine, Projector, Automatic Magnetizing Flux Testing Machine, Stick Put Oneself in Machine, Automatic Magnetizing Apparatus, Magnetizing Apparatus, Chamber Electric Furnace, Well Type Resistance Furnace, electric Dry Oven, Core Shooting Machine, Ultrasonic Cleaners, Smelting Furnace
-
ODM Service Available
- Yes
-
OEM Service Available
- Yes
-
R&D Engineers
- 11 people
Our Industry Experience & Global Business Record
- Export Year
- 2019-06-21
-
Main Markets
- Domestic
-
Number of Foreign Trading Staff
- 6
-
Overseas Agent/Branch
- No
FAQ
- What certifications does the magnet have?
- The product holds ISO and RoHS certifications, ensuring compliance with international quality and environmental standards.
- What is the maximum energy product of this magnet?
- The SmCo magnet offers a maximum energy product ranging from 15 to 30 MGOe, depending on the specific grade selected.
- Can I customize the size and shape of the magnet?
- Yes, we provide OEM and ODM services. The tolerance can be controlled within +/-0.05mm to meet your specific design needs.
- What are the typical applications for this SmCo magnet?
- It is widely used in speaker magnets, industrial machinery, and electric motors due to its strong magnetic properties and stability.
- What is the lead time for production?
- The lead time varies by season: it is approximately one month during the off-season and 1-3 months during the peak season.
- What payment terms are accepted?
- We accept payments via Letter of Credit (LC) and Telegraphic Transfer (T/T).
- Is the magnet coated or uncoated?
- The standard product description specifies that the magnet has no coating, though custom options may be available through OEM services.
- Where is the manufacturer located?
- The factory is located in Changxing County, Hangzhou, Zhejiang, China, with exports shipped via Shanghai or Ningbo ports.
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