True high-quality product lies in details, our well-equipped lab&professional technicians can not only provide high quality and services for normal projects but also custom solutions for complex needs.

Custom Sizing

HSA can customize grain size & shape you need.

Custom Chemistries

HSA can customize chemistry you desired for your project.


HSA offers a variety of packaging standards. We can also customize packaging ways for use or redistribution purposes.

Laboratory Testing

HSA has its own laboratory to provide analysis on material properties and characterization to meet your requirements.

Free Samples

We can provide free samples as long as you pay for shipping.

Particle Size Analysis & Chemical Analysis

We can analyze Chemistry, Particle Sizing, Particle Shape, Bulk Density, Specific Surface Area, Magnetics, Crushing Strength, and more.

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No.68 Zhengtong Road, Zhengzhou, Henan, China

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Black Silicon Carbide 

Black silicon carbide is a widely used abrasive product, with excellent wear resistance, high hardness, high density, low impurities and other advantages, commonly used in sandblasting grinding, polishing, free grinding, making various abrasives, etc.

Black Silicon Carbide
Green Silicon Carbide

Green Silicon Carbide

Green silicon carbide is made from quartz sand and petroleum coke refined in a resistance furnace, due to its relatively stable chemical properties, high thermal conductivity, low coefficient of thermal expansion, and good wear resistance.