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AL2CHEM SPECIALTIES AL PS-40 Silica

CAS Number
7631-86-9
EC Number
231-545-4
Chemical Name
Silicon Dioxide
Chemical Family
Silica

AL PS-40, a precipitated, non-crystalline, amorphous silica, is an excellent silica for improving mechanical properties of rubber and elastomers. Due to its high level of absorption, it can be used as a carrier for liquid additives in applications such as animal feed. It is also an excellent thickener in liquid systems.

Properties

Physical Form
  • Powder
  • Solid

Product families

Applications

Applications
  • Consumer Goods — Footwear
Agriculture & Feed — Animal Health & Nutrition
  • Feed Production & Processing
Automotive & Transportation — Automotive
  • Tires

Product Families

Elastomers — Elastomer Additives
  • Fillers & Extenders
Animal Feed & Nutrition — Production Aids and Processing Additives
  • Adsorbents & Binders
  • Conditioning & Flow Enhancers

Other characteristics

Functions

Anti-Caking Agent, Carrier, Flow Promoter, Reinforcement

Ingredient Name
Silicon Dioxide
Markets
  • Agriculture & Feed
  • Automotive & Transportation
  • Consumer Goods
Ingredient
Silicon Dioxide, Silica
Availability
Available in 10 kg bags
Technology
  • Animal Feed & Nutrition
  • Elastomers
Packaging Type
Bags
Material Features
  • Amorphous
  • Good Mechanical Properties
Food Additive Number
E 551, INS 551
Plastics and Elastomers End Uses
  • Footwear
  • Tires
Plastics and Elastomers Functions
Reinforcement
Animal Feed & Nutrition Functions
  • Anti-Caking Agent
  • Carrier
  • Flow Promoter

Technical data

Table 1 of 1

15 rows
CharacteristicValueUnit
Arsenic Contentmax. 0.00001%
Average Particle Size5 - 6μm
BET Specific Surface Area220 - 240m²/g
Compacted Apparent Density95 - 105g/l
DBP Absorption Value280 - 300—
Heating Loss (at 105°C for 2 hr)2.0 - 3.0%
Heavy Metal Contentmax. 0.001%
Ignition loss (at 1000°C for 2 hr)3.0 - 4.0%
Iron Contentmax. 0.0015%
Lead Contentmax. 0.0001%
pH Value6.5-7.5—
Silicon Dioxide Content (dry)min. 99%%

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