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Spraying mass is a kind of refractory material that depends on pneumatic tools for spraying construction. It is mainly used for the new refractory lining of components and repairing damaged lining. It can be divided into light, semi-light, heavy gunning materials, and alkaline patching materials according to the raw materials used and the role of use. It has the characteristics of convenient construction, high work efficiency, labor savings, and so on.

Spraying mass physical and chemical indicators

ItemLight Or Semi-lightHeavyAlkali
Al2O3  %≥30≥40≥45≥40≥50≥58//
MgO  %//////≥8060~70
CaO  %///////20~40
Bulk Density  g/cm3
Cold Crushing strength MPa110℃×24h≥4≥7≥15≥25≥35≥35≥5≥5
Temp×3h≥3  800≥5  1200≥13  1300≥25  1000≥30 1000≥30 1000≥10  1500≥8  1500
Permanent Linear Change Rate  %±0.8  800±0.8  1200±0.8  1300±0.5 1000±0.5  1000±0.5  1000-0.5~1.0 1500-0.5~1.0 1500
Thermal conductivity  W/(m·K)
Spraying mass physical and chemical indicators

Shipping of spraying mass


Refractory spraying mass certificate

spraying mass certificate
spraying mass certificate


Do you provide samples?

Yes, we can provide samples

Can the product be customized?

We support customization, you can send us your plan and design drawing, and we will make a complete production plan.

Where is the place of origin?

From Zhengzhou, Henan, China

How to pack?

Spraying mass in bags

How do you control your quality?

During the production process, we have a complete chemical composition quality control system. After production, all goods will be tested, and a quality certificate will be issued with the goods.

Can we visit your company?

Yes, of course. You are very welcome to China and we will be honored to have a client and friend.

How to get a quotation?

You can contact us directly through the contact information on the website, or leave a message in the contact form on the website, and we will send you a product quotation as soon as possible.

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