How Much Is Silicon Carbide Per Ton?

How much is silicon carbide per ton?

Today's silicon carbide market summary
Unit: Yuan/ton, cash price including tax
Introduction: The prices below are for reference only. Manufacturers can set prices according to their own actual situation.
product	Grade (block material)	Today's price	Note (Northwest Region)
silicon carbide	98	5400-5500	--
	88	4400-4500	--
1) 98# silicon carbide
area	Today's price	rise and fall
Gansu	5400-5500	--
Ningxia	5400-5500	--
2) 88# Silicon Carbide
area	Today's price	rise and fall
Gansu	4400-4500	--
Ningxia	4400-4500	--

What is silicon carbide used for?

Silicon carbide (SiC) is a highly versatile industrial material with exceptional hardness, thermal stability, and chemical resistance. Its uses span multiple industries due to these unique properties. Here's a detailed overview:

 

1. Abrasives

Grinding wheels, sandpapers, and cutting tools
SiC's extreme hardness (close to diamond) makes it ideal for grinding, polishing, and cutting metals, ceramics, and stones.

Lapping and finishing powders for precision surface finishing in electronics and optics.

 

2. Refractories and High-Temperature Applications

Furnace linings, crucibles, and kiln furniture
SiC withstands temperatures above 1600°C and resists thermal shock, making it perfect for high-temperature furnaces.

Heating elements and burners for industrial kilns and heat treatment equipment.

 

3. Ceramics

Advanced structural ceramics for wear-resistant parts, seals, and bearings.

SiC ceramic components in automotive brakes, clutches, and turbine blades.

 

4. Metallurgy

Deoxidizer and alloying additive in steelmaking
SiC is used as a deoxidizer, carbon source, or inoculant in cast iron and steel, improving strength and surface finish.

Foundry applications for molds and cores, due to high thermal conductivity and chemical stability.

 

5. Electronics and Semiconductors

Power electronics: SiC is a wide-bandgap semiconductor suitable for high-voltage, high-temperature, and high-frequency devices.

Diodes, MOSFETs, and Schottky devices: Used in electric vehicles, solar inverters, and power conversion equipment.

LED substrates for light-emitting devices.

 

6. Automotive Applications

Brake discs and clutch plates: SiC ceramics resist wear and heat.

Engine components: Turbocharger rotors and other parts requiring thermal resistance.

 

7. Aerospace and Defense

Ablative materials, armor, and heat shields
SiC composites are used in spacecraft, missiles, and aircraft for their high strength-to-weight ratio and heat resistance.

 

8. Filtration and Environmental Uses

SiC porous ceramics for molten metal filters, gas filtration, and chemical filtration systems.

High chemical resistance allows use in corrosive environments.

 

Key Properties Driving Its Use

Extreme hardness (Mohs ~9–9.5)

High thermal conductivity

Chemical inertness and corrosion resistance

Wide bandgap for high-temperature electronics

Low thermal expansion and excellent thermal shock resistance

 

In short, silicon carbide is used wherever hardness, high-temperature stability, wear resistance, or chemical durability is needed, from steelmaking and abrasives to advanced electronics and aerospace.