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Johnson Tools 5“/125mm Diamond Abrasive Tools Vacuum Brazed Tungsten Carbide Grinding Disc Cup Wheels 1

Johnson Tools 5“/125mm Diamond Abrasive Tools Vacuum Brazed Tungsten Carbide Grinding Disc Cup Wheels 2

Johnson Tools 5“/125mm Diamond Abrasive Tools Vacuum Brazed Tungsten Carbide Grinding Disc Cup Wheels 3

Johnson Tools 5“/125mm Diamond Abrasive Tools Vacuum Brazed Tungsten Carbide Grinding Disc Cup Wheels 4

Johnson Tools 5“/125mm Diamond Abrasive Tools Vacuum Brazed Tungsten Carbide Grinding Disc Cup Wheels 5

Johnson Tools 5“/125mm Diamond Abrasive Tools Vacuum Brazed Tungsten Carbide Grinding Disc Cup Wheels 6

Johnson Tools 5“/125mm Diamond Abrasive Tools Vacuum Brazed Tungsten Carbide Grinding Disc Cup Wheels 7

Johnson Tools 5“/125mm Diamond Abrasive Tools Vacuum Brazed Tungsten Carbide Grinding Disc Cup Wheels

Specification :

Regular Diameter: 5inch/125mm

Grit Size: #4 #12 #24 #30

Inner Hole: 20 or 22.23mm

Material:

Made from tungsten carbide, known for its hardness and durability.

Application:

Specifically designed for grinding tasks related to tires.

Abrasive Properties:

Tungsten carbide provides excellent abrasive properties, making it effective for grinding applications.

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PRODUCT ADVANTAGES

Our customer service team is a dedicated, hard-working group specially selected for their enthusiasm and commitment to providing excellent customer service. They offer advice, answer any queries.

Durability:

Tungsten carbide is a hard material, ensuring a longer lifespan for the grinding disc.

Versatility:

Suitable for various tire-related grinding tasks, indicating versatility in automotive applications.

Efficiency:

Offers efficient grinding performance, contributing to effective material removal.

Safety Measures:

Users are advised to follow safety measures while using abrasive tools, including wearing appropriate protective gear.

product usage

OEM/ODM

20+ years' manufacturing experience

100% Export to More Than 80 Countries

Win MPA, SGS, TUV Certification

The Tungsten Carbide Abrasive Tools, especially in the form of a grinding disc, are valuable in industries where durable and efficient grinding solutions are required, particularly in tasks related to tire processing and maintenance.

Application Areas:

Suitable for finishing and polishing rubber tire, rubber conveyor belt and other materials with high grinding efficiency and good bonding effect. Also used for grinding rubber, fabric, tyre, wood and so on.

Q1: Why is a vacuum brazed tungsten carbide grinding disc better for tire retreading than standard abrasives?

Unlike standard aluminum oxide wheels, a vacuum brazed tungsten carbide grinding disc offers superior heat resistance and durability. The vacuum brazing process creates a metallurgical bond that ensures the tungsten carbide grit stays firmly attached even under extreme friction. This makes it the ideal abrasive tool for tire retreading, as it can efficiently buff rubber and fabric layers without clogging or losing its sharpness.

Q2: How does the "Grit Size" of a tungsten carbide cup wheel affect the rubber buffing finish?

Grit size is a crucial factor in determining the surface profile. Coarser grits like #12 and #24 are perfect for aggressive material removal on thick rubber, while finer grits like #30 provide a smoother finish. For professional tire repair and buffing, using a coarse grit tungsten carbide cup wheel ensures a rougher texture that significantly increases the bonding effect when applying new tread.

Q3: Can I use this 5-inch tungsten carbide disc on an angle grinder for wood shaping?

Yes, this 5 inch / 125mm tungsten carbide disc is highly versatile. While specifically designed for tires, its extreme hardness makes it a powerful tungsten carbide wood carving disc for angle grinder. It can rapidly shape, sand, and smooth wood, fiberglass, and plastics without the burning or loading issues common with traditional sandpaper.

Q4: What is the advantage of a "Vacuum Brazed" bond compared to "Electroplated" tools?

Vacuum brazed diamond and carbide tools provide up to 30%-40% higher bond strength than electroplated variants. The high-temperature brazing process allows for a higher concentration of exposed tungsten carbide particles, which results in faster cutting speeds and a significantly longer tool life. This durability is essential for industrial-grade grinding tasks where downtime for tool changes must be minimized.

Q5: How do I choose the correct inner hole size (20mm or 22.23mm) for my grinding equipment?

Most standard handheld angle grinders use a 22.23mm (7/8") arbor, while some specialized buffing machines may require a 20mm inner hole. It is vital to select the correct inner hole diameter to ensure the tungsten carbide grinding wheel is perfectly centered. A secure fit prevents vibration, ensuring a safer and more precise surface preparation during the tire buffing process.

Q6: Why is "Tungsten Carbide" the preferred material for grinding steel-belted radial tires?

Tungsten carbide is renowned for its exceptional hardness (around 9 on the Mohs scale) and wear resistance. This composition allows it to cut through steel belts and bead wires inside tires without damaging the casing. Using a tungsten carbide buffing wheel ensures a uniform profile and preserves the structural integrity of the tire, making it the most cost-effective solution for commercial tire maintenance.