Dalian Xingya Silica Processing Plant — Premium Smooth and Wear-Resistant Sea Pebbles

➤ Origin: Lushun, Dalian, China
➤ Applications: Fine grinding of minerals and chemical raw materials, including ceramics, glass, chemicals, white cement, quartz, etc.
➤ Key Advantages: High density, high hardness, low wear, zero contamination

Normal data

天然海球石（Natural Sea Pebble）

Material: Natural Silica (SiO₂ ≥ 98%)
Mohs Hardness: 7–8
Density: 2.6–2.68 g/cm³
Size: 10–100 mm (customized sizes available)
Applicable Equipment: Suitable for various wet and dry ball mills

常规尺寸

Chemical & physical specifications

2-4cm	3-5cm	6-8cm	10-12cm
4-6cm	5-7cm	8-10cm	12-15cm

✅ Naturally rounded surface, reducing equipment wear

✅ Free from chemical additives, preventing contamination of raw materials

✅ Excellent resistance to acid and alkali corrosion, suitable for chemical raw material grinding

用途

Application

Ceramics Industry
— Glaze Grinding: Uniform roundness ensures higher gloss and smoother surface finish of the final products.
— Body Material Milling: Hardness well-matched with feldspar and quartz, improving grinding efficiency by approximately 20%.

Glass Industry
— Suitable for soda ash grinding, with no iron residue contamination.

Chemical Industry
— Resistant to hydrofluoric acid corrosion, serving as an alternative to synthetic grinding pebbles.