2024 Factory Supply Fumed Silica for Refractory, Investment Casting, Ceramic 99% Sio2 Powder

• Customization: Available
• CAS No.: 7631-86-9
• Formula: O2si
• Model NO.: SiO2
• EINECS: 0122
• Classification: Silicon Dioxide
• Grade Standard: Industrial Grade
• Kind: Acidic Oxide
• Quality: First Class
• Store: Kept in a Light-Proof, Well-Closed, Dry and Cool P
• Quality Guarantee Period: Two Years
• Sample: Availiable
• Trading: Support for One-Stop Purchasing
• Transport Package: Bag and Drum and Carton
• Specification: 99%
• Trademark: YH
• Origin: China
• HS Code: 39100000
• Production Capacity: 50000tons/Month

Product Description

Product Description

^{Fumed silica, also known as pyrogenic silica, because it is produced in the flame. It is superfine micro-nano fine chemical products with primary particle size 5 -50 nm, which is divided into hydrophilic type and hydrophobic type according to their different surface treatment process.
Fumed silica is widely applied to the industries of silicone rubber, adhesives, sealants, paint, coating, resins, pharmaceuticals, composite materials, fertilizer, animal feed and food etc.}

 

 

 

 

Specification

Grade	CFI 150	CFI 200	CFI 300	CFI 380
SiO2,%	≥99.9	≥99.9	≥99.9	≥99.9
Form	Powder	Powder	Powder	Powder
BET M2/g	150±15	200±15	300±20	380±20
PH Value	3.8--4.2	3.8--4.2	3.8--4.2	3.8--4.2
Heating Loss(105°C 2h)	≤1.5	≤1.5	≤1.5	≤1.5
Ignition Loss(1000°C 2h)	≤2.0	≤2.0	≤2.0	≤2.0
Bulk Density g/L	40-60	40-60	40-60	40-6

Detailed Photos

 

  

 

Application

 

• 1. Anti caking agents; Suspension agent; Defoamers; Carrier; Thickener; Filter aids, clarifiers, essence and spice adsorption
  desiccants for malt drinks, fruit wine, soy sauce, vinegar, cool drinks, etc.

  2. Widely used in industries such as metallurgy, refractory materials, chemicals, abrasives, and construction

  3. As an anti caking agent, our country stipulates that it can be used as powder essence, as well as milk powder, cocoa powder, egg powder, fat planting powder and instant coffee,

  4. Used as a reinforcing filler for natural rubber and synthetic rubber, a filler for synthetic resin, an ink thickener, and a filler for color TV cables, wire sleeves, and rubber transparent bottoms.

  1. Acidic silicone rubber
  2. RTV silicone rubber (low moisture content)
  3. Neutral silicone rubber
  4. High-temperature vulcanized silicone rubber,
  5. Organic silicone defoamer,
  6. Advanced printing ink, powder coating,
  7. PVC resin, unsaturated polyester resin thickening,
  8. Thixotropic agent,
  9. Pharmaceutical powder,
  10.Tabular preparation,
  11. Cosmetics etc.

 

Packaging & Shipping

 

Company Profile

 

HeBei YaHeng Import and Export Trading CO.,LTD.located in Shijiazhuang City, Hebei Province, China, is a limited company specializing in the production and export of titanium dioxide and cellulose. Our company has many years of export experience and professional logistics distribution in this industry. Our products are strictly in accordance with international industry standards, with excellent quality, and good market reputation. In recent years, our company has expanded to multiple countries and regions, and has received customer satisfaction and praise. We are committed to providing our customers with high-quality products, competitive prices, and high-quality services.

FAQ