Round Bead
Type A Silica gel contains fine pores & has large internal surface area. Including spherical and lumpy or irregular shape with transparent or semitransparent appearance. It has high moisture absorbing capacity at low humidity.
Product Description
Type A Silica gel contains fine pores & has large internal surface area. Including spherical and lumpy or irregular shape with transparent or semitransparent appearance. It has high moisture absorbing capacity at low humidity.
Type A is used to put in the package of instruments, electronic products, leather, shoes, clothes, food, medicine and appliances.
To prevent items against dampening mildewing and rusting.
To refine organic compounds by dehydration.
To be used as the catalyst carrier.
Because of its high bulk density and high performance to absorb moisture in low humidity, it can be used as air cleaner to control the air moisture.
| Size | 1-3mm / 2-4mm / 2-5mm / 3-5mm | ||
| Adsorption capacity | RH=20%, %≥ | 10.5 | |
| RH=50%, %≥ | 23 | ||
| RH=90%, %≥ | 34 | ||
| Loss on heating, %≤ | 5 or2 or 1.5 | ||
| PH value | 4-8 | ||
| Specific resistance, Ω.com ≥ | 3000 | ||
| Qualified ratio of of size%≥ | 96 | ||
| Bulk density, g/l | 750-800 | ||
| Qualified ratio of spherial granules, %≥ | 92 | ||
