Long Lifespan Corrosion Resistant Neodymium Pot Magnet Forhydroelectric Generator

• Customization: Available
• Application: Electronic Products, Speaker Magnet, Industrial Magnet, Jewelry Magnet, Solenoid, Motor Magnet
• Shape: Round
• Model NO.: CNC Machining Pot Magnet
• Coating: Nickel
• Grade: N38
• Product Name: Pot Magnets with CNC Shell
• Keywords: NdFeB Pot Magnets
• OEM & ODM Custom: Accept
• Logo Custom: Accept
• Magnet Material: NdFeB
• Surface Treatment: Nickel, Zinc, Chrome, White Paint, Red Paint
• Shell Processing Method: CNC Lathe Machining
• Protection Level: Break-Resistant, Scratch-Resistant
• Transport Package: International Standards
• Specification: Standard Specifications or Customized
• Trademark: KETAI
• Origin: Zhejiang, China
• HS Code: 8505111000
• Production Capacity: 500000pieces/Year

Product Description

Product Description

INDUSTRIAL-GRADE NEODYMIUM POT MAGNETS WITH CNC-MACHINED STEEL SHELL – UNMATCHED HOLDING POWER IN COMPACT DESIGN
 
Our NdFeB Pot Magnets with precision CNC shells are engineered for professionals who demand maximum magnetic strength in minimal space.
 
These high-performance mounting magnets combine rare-earth neodymium cores with robust steel enclosures, delivering exceptional pull force while protecting against breakage and surface damage.
 
With 12+ versatile configurations, including countersunk, threaded, hook, and eyelet styles, these industrial holding magnets provide drill-free installation solutions for manufacturing, warehousing, retail displays, and automotive applications.
 
Available in multiple protective finishes – nickel, zinc, chrome plating, rubber coating, and custom color paint (white, red, black) – our pot magnets offer corrosion resistance and aesthetic flexibility.
 
Whether you need heavy-duty clamping magnets for metal fabrication or secure mounting magnets for signage systems, our CNC-machined pot magnets deliver reliability, ease of installation, and long-lasting performance in the most demanding environments.

Specification

Neodymium Pot Magnets With Counter Bore, Body CNC Lathe Machining
Model	D	D1	D2	H	Weight	Breakaway
					(g)	(Kg)
KTNP-A10L	10	3.5	6.5	4.5	3	2.5
KTNP-A13L	13	3.5	6.5	4.5	4	4.8
KTNP-A16L	16	3.5	6.5	4.5	7	6
KTNP-A20L	20	4.5	9	6	15	15
KTNP-A25L	25	4.5	9	7	24	25
KTNP-A32L	32	5.5	11	7	39	40
KTNP-A36L	36	6.5	12	8	50	52
KTNP-A40L	40	6.5	12	8.5	69	58
KTNP-A42L	42	6.5	12	9	77	68
KTNP-A48L	48	8.5	16	11.5	120	82
KTNP-A60L	60	8.5	16	15	243	140
KTNP-A75L	75	10.5	21	18	480	230
KTNP-A80L	80	10.5	21	18	655	280
KTNP-A90L	90	10.5	21	18	822	420
KTNP-A100L	100	12.5	25	20	1030	580
KTNP-A120L	120	12.5	25	20	1420	620
Neodymium Pot Magnets With Bore, Nickel Coating, Body CNC Lathe Machining
Model	D	D1	D2	H	Weight	Breakaway
					(g)	(Kg)
KTNP-B10L	10	3.5	6.5	4.5	2	2
KTNP-B13L	12	3.5	6.5	4.5	4	3.5
KTNP-B16L	16	3.5	6.5	4.5	7	5.5
KTNP-B20L	20	4.5	8	6	13	12
KTNP-B25L	25	5.5	9	7	22	20
KTNP-B32L	32	5.5	9	7	38	38
KTNP-B36L	36	6.5	11	8	48	45
KTNP-B40L	40	6.5	11	8.5	69	58
KTNP-B42L	42	6.5	11	9	75	60
KTNP-B48L	48	8.5	15	11.5	114	68
KTNP-B60L	60	8.5	15	15	235	110
KTNP-B75L	75	10.5	18	18	460	155
KTNP-B80L	80	10.5	18	18	641	250
KTNP-B90L	90	10.5	23	18	799	340
KTNP-B100L	100	12.5	25	20	1016	380
KTNP-B120L	120	12.5	25	20	1380	480

Neodymium Pot Magnets With External Thread, Nickel Coating, Body CNC Lathe Machining
Model	D	M	H	H	Weight	Breakaway
					(g)	(Kg)
KTNP-C10L	10	4	12.5	4.5	4	3
KTNP-C13L	13	3	14	5	5	5
KTNP-C16L	16	4	14	5.2	9	8
KTNP-C20L	20	4	16	7.2	16	12
KTNP-C25L	25	5	17	7.7	26	22
KTNP-C32L	32	6	18	7.8	43	34
KTNP-C36L	36	6	17.6	7.6	54	41
KTNP-C40L	40	6	17.7	7.8	75	51
KTNP-C42L	42	6	18.7	8.8	83	68
KTNP-C48L	48	8	24	10.8	130	78
KTNP-C60L	60	8	31.5	15	256	120
KTNP-C75L	75	10	35	17.8	510	178
KTNP-C80L	80	10	36.2	19	681	250
KTNP-C90L	90	10	35.2	18	841	340
KTNP-C100L	100	12	40	20	1070	380
KTNP-C120L	120	12	40	20	1420	480

Neodymium Pot Magnets With Screwed Bush, Nickel Coating, Body CNC Lathe Machining
Model	D	D1	M	H	H	Weight	Breakaway
						(g)	(Kg)
KTNP-D10L	10	6	3	11.5	4.5	4	3
KTNP-D12L	13	6	3	11.5	4.5	5	2
KTNP-D16L	16	6	4	11.5	4.5	9	8
KTNP-D20L	20	8	4	13	6	16	12
KTNP-D25L	25	10	5	14	7	26	22
KTNP-D32L	32	10	6	15.5	7	43	34
KTNP-D36L	36	10	6	18	8	54	41
KTNP-D40L	40	12	6	15.5	8.5	75	51
KTNP-D42L	42	12	6	15.5	8.5	83	68
KTNP-D48L	48	16	8	26.5	11.5	130	78
KTNP-D60L	60	18	8	16	15	256	120
KTNP-D75L	75	18	10	34	18	510	178
KTNP-D80L	80	20	10	36	18	681	250
KTNP-D90L	90	20	10	36	18	841	340
KTNP-D100L	100	22	12	40	20	1070	380
KTNP-D120L	120	22	12	40	20	1420	480

Neodymium Hook Magnet, Nickel Coating, Body CNC Lathe Machining
Model	D	D1	M	H	H	H1	Weight	Breakaway
							(g)	(Kg)
KTNP-E10L	10	6	3	11.5	4.5	33	6	3
KTNP-E12L	13	6	3	11.5	4.5	33	7	5
KTNP-E16L	16	6	4	11.5	4.5	33	11	8
KTNP-E20L	20	8	4	13	6	36	20	12
KTNP-E25L	25	10	5	14	7	41	30	22
KTNP-E32L	32	10	6	15.5	7	46	46	34
KTNP-E36L	36	10	6	18	8	47	58	41
KTNP-E40L	40	12	6	15.5	8.5	46	79	51
KTNP-E42L	42	12	6	15.5	8.5	46	87	68
KTNP-E48L	48	16	8	26.5	11.5	58	139	78
KTNP-E60L	60	18	8	16	15	66	262	120
KTNP-E75L	75	18	10	34	18	86	522	178
KTNP-E80L	80	20	10	36	18	86	696	250
KTNP-E90L	90	20	10	36	18	88	860	340
KTNP-E100L	100	22	12	40	20	88	1090	380
KTNP-E120L	120	22	12	40	20	88	1460	480

Neodymium Pot Magnets With Internal Threaded, Nickel Coating
Model	D	H	M	Weight	Breakaway
				(g)	(Kg)
KTNP-H16L	16	4.5	M3	7	6
KTNP-H20L	20	6	M4	15	15
KTNP-H25L	25	7	M5	24	25
KTNP-H32L	32	7	M5	39	40
KTNP-H36L	36	8	M6	50	52
KTNP-H40L	40	8.5	M6	69	58
KTNP-H42L	42	9	M6	77	68
KTNP-H48L	48	11.5	M8	120	82
KTNP-H60L	60	15	M8	243	140
KTNP-H75L	75	18	M10	480	230
KTNP-H80L	80	18	M10	655	280
KTNP-H90L	90	18	M10	822	420
KTNP-H100L	100	20	M12	1030	580
KTNP-H120L	120	20	M12	1420	620
Neodymium Pot Magnets With Screw Hole, Nickel Coating,  Body CNC Lathe Machining
Model	D	H	M	Weight	Breakaway
				(g)	(Kg)
KTNP-H16L	16	4.5	M3	7	6
KTNP-H20L	20	6	M4	15	15
KTNP-H25L	25	7	M5	24	25
KTNP-H32L	32	7	M5	39	40
KTNP-H36L	36	8	M6	50	52
KTNP-H40L	40	8.5	M6	69	58
KTNP-H42L	42	9	M6	77	68
KTNP-H48L	48	11.5	M8	120	82
KTNP-H60L	60	15	M8	243	140
KTNP-H75L	75	18	M10	480	230
KTNP-H80L	80	18	M10	655	280
KTNP-H90L	90	18	M10	822	420
KTNP-H100L	100	20	M12	1030	580
KTNP-H120L	120	20	M12	1420	620

Products Serial Picture

Core Applications

PRECISION MANUFACTURING & CNC MACHINING
 
Implement quick-change magnetic fixturing for milling, turning, grinding, and inspection operations—these pot magnets secure workpieces, templates, and tooling plates on steel machine tables without time-consuming mechanical clamping, improving setup efficiency by 70-80% in job shop environments.
 
WELDING & METAL FABRICATION SHOPS
 
Deploy high-temperature resistant pot magnets as positioning aids, ground clamps, and jig fixtures for welding assemblies—the steel shell protects against spatter while providing repeatable part location, reducing welding fixture costs, and enabling rapid job changeovers.
 
WAREHOUSE & DISTRIBUTION CENTER ORGANIZATION
 
Create dynamic labeling systems using magnetic signs for rack locations, bin identifiers, safety warnings, and picking instructions on metal shelving—update warehouse layouts instantly without damaging infrastructure, supporting lean operations, and seasonal inventory shifts.
 
AUTOMOTIVE SERVICE & REPAIR FACILITIES
 
Mount portable work lights, parts trays, tool holders, and diagnostic equipment on vehicle chassis, lift posts, and metal toolboxes—the rubber-coated options prevent paint scratches while providing secure attachment that withstands shop vibration and movement.

Company Profile

FAQ

Q1: How fast can I get a reply?
A: You will receive our reply within 15 minutes during our work time, 08:00-18:00(UTC-8).
 
Q2: What information do I need to supply when I have an inquiry?
A: To get a precise quotation on time, pls inform us of the following details when you send an inquiry to us: Dimensions or drawing; Grade of Material, Magnetized direction; Surface coating(if necessary); Quantity and delivery terms.
If you don't have the above information, you can inform us of the application of the magnets, and our technician will provide it.
professional advice for you.
 
Q3: Can you offer customized sizes and shapes?
A: Yes, we could produce customized-sized, shaped magnets according to customers' requirements.
 
Q4: Can I have a free sample before mass production?
A: Yes. We could offer free samples if the magnets are in stock, but you need to pay the delivery cost. It may take a minimum of 7 days for production if your size is out of stock. For neodymium magnets, we have many different-sized samples in stock.
 
Q5: Can magnets be shipped by air or by express?
A: We could ship the magnets by air or by express with our magnetic shield package.
 
Q6: How about the quality of the magnets?
A: To ensure the quality of the products, every production procedure is inspected strictly by the professional QC team from all aspects. Besides, the Trade Assurance order will protect your payment, and make sure that we deliver on time and manufacture quality products as required.