High Quality Silicon Dioxide Powder Precipitated Silica for Plastic Filling Agent

Basic Info

Model NO.	silicon dioxide
Quality	First Class
Transport Package	Bag
Specification	25kg / bag
Trademark	zhongshi
Origin	China
HS Code	2811229000
Production Capacity	1000kg/M

Product Description

Technical Parameters:

Type	ZH-30	ZH-40
Appearance	White Super Fine Powder
DBP Oil Absorption Value cm3/g	180-280	280-350
Average grain diameter d50 µm	10-15
Silica(dry basis) %	≥ 96
Heating loss (105°C) %	≤ 5.0
Loss on ignition (1000±25°C)%	≤ 8.5
PH-value (10%aqueous solution)	6.0-7.0
Soluble salt (Na2SO4)%	≤ 4.0
Heavy metal (Pb) mg/kg	≤ 30
As mg/kg	≤ 3.0

Product Description: Powder, Granular or Micro pearl form, Soluble in caustic alkali and h ydrofluoric acid, insoluble in acids, water and various solvents. Resistance to high temperature, no combustion, good insulation properties.The product is highly-purified white particle or loose powder with favorable fluidity. It can be used in powdery food to increase the fluidity of powder, or to improve the diffusion ability of dry powder in liquid. It is mainly used in caking inhibiter, thickener, stabilizer, flavor and spice dryer, etc.

About us:

Hebei Zhongshi Chemicalis mainly engaged in the export of chemical products.
Our products are produced on the basis of best technical team, advanced equipment, high qualified management which meet the requirements of security and environmental protection. We earned customer trust and created a good reputation during these years.
We will provide the most comprehensive products and service to you ! We are looking forward to your cooperation!FAQ:
Q1: When will my order be shipped?
A: Within 15 working days after the payment.

Q2: Can I get some samples?
A: Yes, contact me to know more about sample

Q3: How to confirm the Product Quality before placing orders?
A: Every product is with professional COA. Please be sure about the quality.
If any doubt, sample is available to you to be tested before large quantity order.

Q4: How to start orders or make payments?
A: Payment by T/T, Western Union,MoneyGram etc .