How Do Manufacturers Choose Between Magnetic, Vibratory & Centrifugal Deburring?

Buying Guide [2026] – Speed, Precision & Cost Compared

Guangu Technology (Suzhou) Co., Ltd. | www.jsguangu.com

Best for small, complex, highly detailed pieces; 3-20mins, no edge damage, vibratory tumbling (cost effective per ton) for bulk/medium castings 1-6hrs, centrifugal disc/barrel (cost effective for high volume heavy duty parts) 5-30 mins, centrifugal disc/barrel (greater capital costs) The most efficient method for most burr removal and finishing of small precision metals is the magnetic process. Guangu Technology’s international standard ISO9001magnetic deburring machines/equipment can assist you in selecting the right principle- not necessarily the largest bowl.

TABLE OF CONTENTS

1. Round and Rectangle 5 SOLUTION: 2 Options 6 Why Guangu 7 Fast Compare 8 Functions & 4-Steps 9 Frequently Asked Questions 10 Final Words

1. What Is the Significance of Selecting the right Deburring Principle

1. What Is the Significance of Selecting the right Deburring Principle

Otherwise you lose both time and money: double! If you choose the wrong Finishing principle you buy: a vibratory bowl that is not suitable for blind holes.

• Magnetic pins: only magnetic pins fit, not blind holes, threads or even small grooves.
• Round edges and damage to various parts – Impact from the centrifugal and vibratory may cause damage to edges.
• Cycle time v s capital cost – centrifugal fastest for large thick parts but 2-3X cost; magnetic fastest for small metals and fastest throughput.

Choose the right mix of magnetic, vibratory and centrifugal mass finishing. Knowledge is power and now you will have the power to avoid an costly mismatch.

2. What Are the Three Principles?

Magnetic Polishing (Pin Finisher) 1400rpm magnetic field & high frequency rotation able to draw 0.3-1.0mm stainless into a liquid state. Stainless in a liquid state, giving the sensation of literally hundreds of thousands of individual brushes, dancing around and buffing every surface, including blind holes, thousands of times per minute.

1. Load parts + pins + water + compounds (1:50)

2. Activate: Alternating field is, electrically may drive or wedge pins through hole and grooves.

3. Finish: Burrs and oxide removed 3-20 min. Advantage of Ra is confirmed on standard surface profile measurement system (such as the NIST surface metrology).

Magnetic finishing is best for microgeometries.

Vibratory Tumbling: Eccentric motor to a large bowl of heavy ceramic/plastic media. Deburring: slow – friction/impact. Cycle 1-6 hours, high noise, media segregation, poor internal-hole access, low cost / kg (for large castings).

Media and parts are rotat at very high speed at high-G force (15-20G). It takes 5 – 30 mins to debur through very aggressive cutting. The quickest to remove high-tensile steel parts. The impact is high and may chip the softer material. The machine is also expensive.

Guangu Magnetic Ultra-fine metal polishing Descaling Deoxidation Inner Hole Polishing Gold Silver Brass Copper Aluminum 304StainlessTitaniumZinc Alloy — hardness, the long life, low pin cost.

3. 5 Critical Components for Selecting a Strong System

1. Part Size & Geometry – <15g with holes /threadsMagnetic 50-500g bulk castings Vibratory 10-200g rugged steel part with heavy burrs removedCentrifugal.

2. Systems All surfaces ONLY magnetic pins are capable of entering. Outer holes/blind thread.

3. Edges & Thickness Sensitive. Edges – Sharp edges. Walls – Thin walls, jewelry, implants. Magnetic (non-impactive). Heavy flash on castings. Vibratory / centrifugal acceptable.

4. Throughput & Speed – Magnetic 3-20 min, Centrifugal 5-30 min, Vibratory 60-360 min Magnetic 10x throughput than vibratory with same labor for small parts.

5. Certification & Versatility –Magnetic Guangu Units is CE / RoHS / MSDS and ISO 9001:2015 certified to work with all metals. View shop options – one stop shop for any and all polishing + deburring + de-oxidizing.

4. Round or Square – Which Magnetic Bucket Covers You?

ROUND Φ350-Φ500mm(8-18kg)

Small vibratory / centrifuge for delicate parts: jewelry, implant, electronic pin, watch screw. No entanglement, soft flow. SQUARE + TRANSLATION (20-80kg)

Replaces all production vibratory lines and centrifugal for long brackets, bolts, connecters. No dead zones.

Rule: Bigger then penny or less Round magnetic. If longer than 50mm or >20kg batches Square withTranslation.

5. SOLUTION: Two Magnetic Choices Cover 90% of the Options

Another great reason to get a magnetic polisher is for a deburring operation that may be out of reach for some of the other principals:

If vibratory isnt enough and centrifugal is a bit harsh on smaller parts…

Think of Copper Terminals with threaded bore holes. Think of aluminum heatsink fins. Think of medical pins the vibratory leaves burrs inside, and centrifugal rounds edges. Our Magnetic Polishing Machine GG8620(Φ450mm round, 10-12kg, 4.0kW×1, 188kg, 740×620×1088mm) can do them all quickly, we just from $3,500. Φ450 working area high-precision deburring 3-10 mins, get to every position 0.3-0.6mm pins, every slot every edge still sharp! Reverse/Positive rotation, low noise, quieter than bowl shaker or disc spin!

For line-scale deburring at a faster rate than vibratory but not as cost effective as centrifugal…

Imagine 304 stainless brackets, flanges, and bolts – with vibratory 6 hours, centrifugally double time, and cost – 2x the cost, and through centrifugally – crushes delicate features. What our Magnetic Polishing Machine GG2380(2200×600mm square + Translation, 50-70kg, 5.5kW×2 Siemens, 660kg, 2380×800×1088mm) manufacture and designed solution does – 2x position translational deburring and polishing machine – 50-70kg / 110-154lb / 10-15min / cycle – to complete the work in 6 minutes or less – 3 bowls of vibratory can be achieved – in 6 hours – without high impact crush damage through centrifugally. 2 Siemens Motors – CE / ISO factory videos-inspected.

Is uncertain on the right principle? Send us 1-2kg parts – we will make a video of change before/after differences on magnetic alternative vs. your currently working magnet and release cycle info. PM us from our shop. We only have these 2, the total product line at Guangu Technology is 8 models(8-80kg).

6. Why Choose Guangu? – Guaranteed Quality

It’s what you get when you choose a device designed for accuracy – not just a spinning disc or shaking bowl.

ITEM DETAILS

Number of Certified persons GB/T 19001-2016 / ISO 9001:2015– 30625Q0093R0C

Scope Assembly & Sale of Automated Mechanical Equipment- Magnetic Polishing Machine-deburring and for all type of metals successfully.

Expiration Valid Until 03/02/2028 Expired until 2025-03-02

Accreditation: CNAS(C241-M) and IAF MLA – these are available on the English CHRAS database and www.cnca.gov.cn

Certifications CE, ISO 9001, RoHS, MSDS + Video Inspection + Test Report

Additional: Trademark GUANGU™ Trademark No. 51870579, Class 7 – Polishing Machines, registered 2021-2031, CNIPA

Chinese iso 9001 standard with the web sitcs, and check.cnas.org.with English database.

EMBED CERTIFICATE IMAGE HERE (center, 80 % width) – LEAVE THE SEAL AND THE QR VISIBLE:
Figure 1: Guangu Technology – ISO 9001:2015 No.30625Q0093R0C & GUANGU™ Trademark No.51870579 – three-way deburring solution.
Photo alt text: Guangu ISO 9001 30625Q0093R0C vibratoriumcentrifugeringdeburringdifferencegoesbetweenbeforehandwaspliedbut

[  INSERT CERTIFICATE IMAGE HERE  ]

7. Quick Comparison: Magnetic vs. Vibratory vs. Centrifugal for Deburring

8. Apps & 4 Step Process

• Magnetic: jewelry, medical implants, electronic pin, watch components, aerospace brackets – burr-free interior holes, no rounding.
• Vibratory: goliath casting, splash, heavy flash, cheap bulk – if so it doesn’t matter that there are no holes inside.
• Centrifugal: Heavy deburring of steel gears & automotive parts- no problem to round edges.

1. Prepare: Clean, inspect, check grounding.

2. Loading:. Parts + correct pins(fine 0.3mm, heavy 0.6mm) water 2-4cm above, agent 1:50, timer 3-20min.

3. Run: Cover, exit, water immersion, cooling in <50C water, rest in 10-15min/2hrs.

4. Finish: Stop, magnetic separation, remove, dry, clean.

Videos at Guangu Technology.

9. FAQ

Q1: Which is cheapest overall?

Magnetic vibratory lowest machine cost wins in labor (10× throughput for small parts) centrifugal lowest capital+maintenance. Total cost per thousand parts?

Q2: What is the best for SS?

Magnetic (GG2380 0.6-1.0mm, 10-15 min) great on 304 ss, no round-offs. Centrifugal also exists but assume at edges based on mass finishing field book.

Q3: Can one magnetic machine replace both others?

For small complex deburring- yes. For large heavy castings, keep vibratory. For heavy steel burrs, centrifugal still has a use. Many shops do magnetic for accuracy + vibratory for volume.

Q4: How check what the suppliers are telling us?

ISO 9001 is available for check. ISO 9001 (No.30625Q0093R0C via CNAS English site or ISO 9001 page). We are supporting them both as per video inspection.

10. Conclusion

Pick magnetic for sharpness, machined internal holes and high rpm. Vibratory for gigantic low priced on huge castings. Centrifugal for ferocious high-G on heavy-duty metal. The GG8620 is for precision decision. The GG2380 is for production – each are built below the requirements of ISO 9001:2015 (30625Q0093R0C) with GUANGU™ brand and global support.

Contact Information:

• Email: zhihong@szguangu.com
• WhatsApp: +86 133 2800 8563
• Website: www.jsguangu.com
• Address: No. 333, Zixu Road, Xukou Town, Wuzhong District, Suzhou City, Jiangsu Province, China