What is the hardness of the natural stone?

The hardness is rated between 7 and 8 on the Mohs scale.

Can these gravels be used for furnace lining?

Yes, they can be spread at the bottom of the furnace to prevent metal from touching the walls and reduce burning loss.

Durable Silica Gravels for Glass Production

Name: Durable Silica Gravels for Glass Production
Brand: Dalian Gaoteng International Trading Co., Ltd.
SKU: 2035350222

Liaoning, ChinaDalian Gaoteng International Trading Co., Ltd.

US$150.00

25-499 Tons

US$100.00

500-9,999 Tons

US$70.00

10,000+ Tons

Product profile

Customization

Available

Material

Natural Stone

Color

Grey and Red

Model NO.

GT-SC

Usage

Paving, Metallurgical Industry

Type

Chips

Stone Form

Cut-To-Size

Sandstone Type

Quartz Sandstone

Sand Particle Size

20~60mm

Fe2o3

Less Than 0.018%

Density

2.66g/cm3

Hardness

7-8 Mohs

Sio2

Over 99%

Transport Package

Jumbo Bags

Specification

SiO2>=98~98.5%

Origin

Dlian, China

HS Code

251710

Production Capacity

50000tons/Month

Key features

High Purity Silica: SiO2 content exceeds 99%, ensuring high quality for industrial applications.

Accelerated Cooling: Speeds up solidification of molten metal in steel and alloy mills.

Furnace Protection: Prevents direct contact between metal and furnace walls, reducing burning loss.

Impurity Filtration: Removes impurities from liquid metal to improve overall metal purity.

Plasma Spray Material: Used for cleaning and rust removal to smooth metal surfaces.

High Hardness: Hardness ranges from 7-8 Mohs, providing durability and resistance.

Versatile Applications: Suitable for metallurgy, construction, casting, and high-tech electronics.

Large Monthly Output: Capable of producing tens of thousands of tons per month.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceOverseas ServicesR&D Capabilities

Dalian Gaoteng International Trading Co., Ltd.

Liaoning, China

Business Type: Manufacturer/Factory, Trading CompanyAverage Response Time: ≤2.85h

About Our Factory & Business Background

AddressOffice: Luxun Road, No. 78, China// Factory: Jinshi Road, Lvshunkou District, Dalian, Liaoning, China

Average Lead TimePeak Season Lead Time: one month Off Season Lead Time: within 15 workdays

Our Production Capability & Technical Expertise

Main ProductsPebble, Silica Sand, Natural Pebble, Flint Pebble, Oblong Stone, Silica Lining Bricks, Silex Blocks, Alumina Ball, Ceramic Ball, Alumina Lining Brick

Our Industry Experience & Global Business Record

Main MarketsNorth America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe

Product Q&A

Q:What is the silica content of the gravel?

The silicon content is between 98% and 98.5%, with SiO2 content over 99%.

Q:What are the main applications of these silica chips?

They are used in metallurgy for cooling and filtration, construction for concrete, casting, and high-tech industries like electronics.

Q:How do silica chips improve production efficiency in steel mills?

They accelerate the cooling of molten metal, allowing it to solidify quickly and improving overall production efficiency.

Q:What is the particle size of the crushed silica chips?

The sand particle size ranges from 20 to 60mm, which corresponds to a size of 2 to 6cm.

Q:What is the lead time for orders?

Peak season lead time is one month, while off-season lead time is within 15 workdays.

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