Diamond Bangle Forming Wheel
Products Description
In the field of jade and gemstone processing, specialized grinding wheels are required for crafting items such as bangles and rings. Our company supplies polishing and chamfering wheels specifically designed for bangles. These tools feature electroplated diamond abrasive, utilizing carefully selected, high-quality diamond grains, and are compatible with integrated bangle-processing machines.

We offer a wide range of specifications and styles, all featuring excellent quality and high grinding efficiency. These products are designed for precision grinding and polishing. Available for mass production at competitive prices.
Custom specifications can also be produced upon request.
- 1_Concave semi-circular grinding wheel
- 2_Cylindrical grinding wheel
- 3_Umbrella-shaped grinding wheel (conical)
Shaping the outer circumference of a bracelet

Out Diameter: 40mm
Inner Diameter: 16mm
Thickness: 10mm/12/14/16/18/20/22/24mm
Abrasive: Synthetic diamond
Polishing the inner circumference of a bracelet
Cylindrical electroplated diamond grinding wheel (parallel-type grinding wheel) for grinding the inner circumference of jade, gemstone, amber, emerald, or agate bangles.

Out Diameter: 40mm
Inner Diameter: 16mm
Thickness: 30mm
Abrasive: Synthetic diamond
Polishing the inner circumference of a bracelet / chamfering and polishing
Umbrella-shaped/conical electroplated diamond grinding wheels for chamfering and polishing bracelets

Out Diameter: 80mm
Inner Diameter: 16mm
Abrasive: Synthetic diamond
FAQ
Q: What is a diamond magic concave wheel used for?
A: It is designed for shaping, grinding and polishing the curved outer surface of bangles and rings. Widely used on jewelry lathes for jade, jadeite, agate, gemstone and glass.
Q: What size concave wheel should I choose for bangle making?
A: We supply 10mm, 12mm and 14mm models. The size matches the curve radius of your bangles or rings; pick the dimension that fits your workpiece contour. Custom sizes are available upon request.
Q: Is the electroplated diamond concave wheel suitable for grinding jade?
A: Yes. Electroplated diamond coating delivers sharp cutting performance for jade, jadeite and other hard gemstones, offering smooth forming results.
Q: Can this diamond magic wheel fit on a jewelry lathe?
A: Absolutely. It comes with a fixing set screw hole for easy mounting on standard jewelry lathes and bangle grinding machines.
Q: What grit is this electroplated diamond concave wheel?
A: Our standard magic wheels are 80# grit for fast stock removal and rough shaping. Other grit sizes can be customized for fine polishing.
Q: How long does an electroplated diamond bangle forming wheel last?
A: Service life depends on workpiece material, operating speed and cooling condition. With proper water cooling, it maintains stable performance for long-term lapidary work.
Q: Can I use this concave wheel for silver ring polishing?
A: It works for pre-shaping hard stone rings. For pure silver polishing, soft polishing wheels are recommended after diamond rough grinding.
Q: What is the difference between a magic wheel and a regular grinding wheel?
A: The magic wheel has a concave curved profile, which is specially profiled to form the round outer arc of bangles and rings. Ordinary flat wheels cannot create this continuous curved shape efficiently.
Q: What is the recommended maximum RPM for this diamond concave wheel?
A: Do not exceed 3000 RPM. Always use sufficient water cooling to prevent overheating, diamond grain falling off and workpiece burning.
Q: Can you make custom-sized diamond concave forming wheels?
A: Yes. We support OEM custom diameters, inner bore sizes and diamond grits to meet special bangle and ring production requirements.

Concave diamond wheel for gemstone grinding machine Factory in China
If you like Diamond concave wheel, Bangle ring polishing wheel , Just let us know.
Hot Tags: diamond bangle forming wheel, China diamond bangle forming wheel manufacturers
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