China (Mainland) 
USD $30.00-70.00 / Kilogram
silicon dioxide cas no.7631-86-9
specification:
|
no. |
items |
assil181a |
assil181b |
assil181c |
|
1 |
bet specific surface area |
165-185 m2/g |
185-205 m2/g |
205-225 m2/g |
|
2 |
sio2 content (ignited basis) |
98% min. |
98% min. |
98% min. |
|
3 |
loss on drying 2h at 105 °c |
4-8% |
4-8% |
4-8% |
|
4 |
loss on ignition 2h at 1000 °c |
7.0% max |
7.0% max |
7.0% max |
|
5 |
ph value |
6.0-7.5 |
6.0-7.5 |
6.0-7.5 |
|
6 |
particle size (d50) |
50-150 μm |
50-150 μm |
50-150 μm |
|
7 |
dbp absorption value |
1.8-2.8 cm3/g |
1.8-2.8 cm3/g |
1.8-2.8 cm3/g |
|
8 |
residue on 325 mesh sieve |
0.5% max. |
0.5% max. |
0.5% max. |
|
9 |
sulfate content |
2.0% max. |
2.0% max. |
2.0% max. |
|
10 |
bulk density |
200-260 g/l |
200-260 g/l |
200-260 g/l |
application
silicon rubber: improves silicon rubbers durability, rebound rate, and anti-distortion performance.
plastics industry: improves plastics tenacity, strength and prevents water absorption.
also can be used as additive in polyester, as cover of cable and electric wire, as reinforcing agent of loght colored rubber,as carrier of forage additive, as pigment additive.
packing: 10kg/bag
shaanxi wuzhiyuan biological technology co., ltd. is located at the foot of qinling mountains----which divided china to north and south. with its rich animal and plant resources, our company focuses on research and development of different kinds of animal and plant extracts to adapt to human health need in today's society. at the same time, because of its mastering of qinling mountains situation, has now become the popular supplier of high quality raw materials for most of the local phytochemistry factory.
at present, the wuzhiyuan company has set up their own product technology center, planning center, marketing center, information center. the main business products include animal and plant extracts, high-end cosmetics raw materials, pharmaceutical intermediates. the main products include rhodiola extract, epimedium extract, saponin, kola nut extract, bibcock and so on.
the extract of plants and animals,is just the source of our human being. adhering to the heart to heart business philosophy, shaanxi wuzhiyuan biological technology co., ltd sincerely will to work with you hand in hand altogether to creat a new human world which is green, healthy and environmental!
advantages
1.full experience of large numbers containers loading in chinese sea port.
2.fast shipment by reputed shipping line.
3.packing with pallet as buyer's special request.
4.best service after shipment with e mail.
5.cargoes together with container sales service available.
6.full experience for many countries.
7.cargoes photo before and after loading into container.
8.raw materials from chinese origin.
9.payment acceptable in kinds.t/t,l/c,paypal,weasten union,etc.
contact info: shaanxi wuzhiyuan biological technology co., ltd
address:no24.west fengming road,fengming town,qishan county,baoji city,shaanxi province
email:victoria@wzy-chem.com
skype:victoriaml90@outlook.com
phone:+86 029 81528362
