Silica Felcosil-TP28 for oral care High Abrasive Toothpaste

Silica Felcosil-TP 28 is a Dentifrice Silica with superior abrasive powder and compatibility with other ingredients as oral toothpaste use

Item NO.:
Felcosil-TP28
Chemical Formula:
SiO2 nH2O

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Felcosil-TP 28 Hydrated silica for High Abrasive Toothpaste

Chemical Properties

Felcosil TP 28 is a high-purity dentifrice silica in the form of a white powder. It provides superior abrasivity for effective cleaning and is fully compatible with other toothpaste ingredients. Manufactured to meet low heavy-metal standards, it ensures safety and quality for oral care applications.

Specifications

Items	Unit	Specification
Appearance	-	White Powder, free of visible foreign matter
pH Value	5% Slurry	6.0-8.5
Particle Size, pass on sieve 325%	-	≥96
Loss on Drying % in 105℃	-	≤10
Loss on Ignition in 1000℃	-	≤8.5
Sodium Sulfate (as Na₂SO₄+Nac)	%	≤2.0
Whiteness	-	≥95
Water Absorption	ml/20g	≤30
Purity of SiO₂	%	≥96
Iron as Fe	mg/kg	≤350
Sulfide	-	Negative
Heavy Metal as Pb	mg/kg	≤15
Arsenic	mg/kg	≤3
Total Aerobic Count	cfu/g	≤200
Mold & Yeast	cfu/g	≤100
Gram Negative Bacill	cfu/g	Not Detetive
Pseudomonas Aeruginosa	cfu/g	Not Detetive
S.aureus	cfu/g	Not Detetive
Oil Absorption Value	ml/100g	≤150
Apparent Density	g/m	≥0.28
Refractive Index	-	1.435-1.460
Light Transmittance	%	≥90
Friction Value 9000 Times of Copper Wear	-	5-8mgCu(RDA120-180)

Application

Silica Felcosil-TP 28 as Dentifrice Silica with high RDA value makes it suitable for those toothpaste formulations which demands high polishing level.

Package and storage:

1. Package:10kg/ bag

2. Storage: Kept in a low temperature, dry and ventilated place, avoid direct sunlight.

3. Shelf life: One year in ventilating, cool and dry area