Guangdong Well-Silicasol Co., Ltd. Company Logo Guangdong Well-Silicasol Co., Ltd.
5 1

Big Particle Size of Colloidal Silica

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Guangdong Well-Silicasol Co., Ltd.
[China]

Address
Dongkeng Town, Chukeng Administration Zone. Dongguan Guangdong
Phone
86-0769-83388491
Contact name
Michelle Wen

Quick Information

  • Brand Name: WELLCHINA
  • Place of Origin: China
  • Model Number : SD series

Description

1. The  large partical size colloidal silica could be uesd in chemical mechanical polishing slurry, silicon wafer,gallium,sapphire wafer,compound semiconductor wafer ,disk,gem,LCD glass,ceramics, metal surface.

2.It could be used to catalyst carrier and digital printings. 

3.It is  fire-proof materials.It has high bonding strength and high heat-resisting performance (1500-1600)etc.

4.We have 4 basic type particles size from 30nm to 100nm.The about parameter could adjust by customer's requestPhysical and Chemical  Indicators are following.

Type Technical Parameter

SiO2%

Na2O%

Proportion(25°C)

PH  (25°C)

Viscosity(25°C,mm2/s)

particle size (nm)

Shelf life

SD-10050

49-50

≤0.5

1.37-1.39

9.0-10.5

≤20

100-130

≥1 year

SD-5050

49-50

≤0.5

1.37-1.39

9.0-10.5

≤20

90-120

year

SD-5040

39-41

≤0.5

1.28-1.30

9.0-10.5

≤20

90-120

year

SD-3030

29-31

≤0.5

1.19-1.21

9.0-10.5

≤6.5

80-90

year





Packaging & Delivery

  • Packing :250kg in each barrel
  • Delivery Lead Time : within 10 days for ready goods
  • Supply Ability : 8,000 per month

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