Product Specification

A. Conventional / Easy Dispersible Precipitated Silica Grades for Tyres (Granular and Dust Free):
Grade / Properties Unit MFIL-60(G) MFIL-80(G) MFIL-90(G) MFIL-125(G) MFIL-135(G) MFIL-160(G) MFIL-200(FW-G) MFIL-170(G) MFIL-175(G) MFIL-200(G) MFIL-190(G) MFIL-200(HG) MFIL-125(S)DF MFIL-200(FW)DF MFIL-200(S)DF
Appearance - Granular Granular Granular Granular Granular Granular Granular Granular Granular Granular Granular Granular Dust Free Dust Free Dust Free
Bulk density, Tapped (While material packed) g/l 380 380 380 300 330 330 330 330 330 330 330 330 250 250 250
Loss on drying (at 105°C for 2 hrs.) % 5.5 5.5 5.5 5.5 5.0 5.0 4.5 5.5 5.5 5.5 5.5 5.0 5.0 5.0 5.0
Ignition Loss (on anhydrous basis at 1000°C for 2 hrs.) % 7.0 max. 7.0 max. 7.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max.
pH (5% in water) - 8.5 6.5 7.5 6.9 6.5 6.5 6.5 6.2 6.5 6.5 6.5 6.5 6.5 6.5 6.5
Electrical Conductivity (4% in water) µS/cm 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max.
SiO₂ on Anhydrous basis % 98.5 min. 98.5 min. 98.5 min. 98.0 min. 98.0 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min.
Surface Area (BET) m²/g 55 80 90 125 140 165 165 170 175 180 195 220 125 160 180
Surface Area (CTAB) m²/g 50 75 80 115 120 155 155 160 167 165 185 200 115 155 165
Packing: Availabe in HDPE laminated bags with inside PE Liner, Jumbo Bags, Valve type Bags,Packing in small EVA bags as per customer requirement
Also Available: Product confirming to buyers specification against bulk requirement
Testing: As per MSPL Test Method - IMS-WI-QC-003
B. Highly Dispersible Precipitated Silica Grades for Tyres (Granular and Dust Free):
Grade / Properties Unit MFIL-100(G) MFIL-160(HDS-G) MFIL-200(HDS-G) MFIL-195(HDS-G) MFIL-210(G) MFIL-210(HDS-G) MFIL-240(HDS-G) MFIL-300(HDS-G) MFIL-310(HDS-G) MFIL-100(HDS)DF MFIL-160(HDS)DF MFIL-210(HDS)DF MFIL-240(HDS)DF
Appearance - Granular Granular Granular Granular Granular Granular Granular Granular Granular Dust Free Dust Free Dust Free Dust Free
Bulk density, Tapped (While material packed) g/l 320 320 320 330 330 320 320 300 300 250 250 250 250
Loss on drying (at 105°C for 2 hrs.) % 5.5 5.5 5.5 5.5 5.5 5.5 5.5 5.5 6.0 6.5 6.0 6.5 6.5
Ignition Loss (at 1000°C for 2 hrs. on anhydrous basis) % 6.0 max. 6.0 max. 6.0 max. 7.0 max. 7.0 max. 7.0 max. 7.0 max. 7.0 max. 7.0 max. 7.0 max. 7.0 max. 7.0 max. 7.0 max.
pH (in 5% aqueous solution) - 6.5 6.5 6.5 6.9 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5
Electrical Conductivity (4% in water) µS/cm 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max.
SiO₂ on Anhydrous basis % 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min.
Surface Area (BET) m²/g 115 160 170 195 205 210 235 300 310 115 160 210 235
Surface Area (CTAB) m²/g 105 155 160 180 155 200 200 200 250 105 155 200 200
Packing: Available in HDPE laminated bags with inside PE Liner, Jumbo Bags, Valve type Bags
Packing in small EVA bags as per customer requirement
Also Available: Product conforming to buyers’ specification against bulk requirement
Testing: As per MSPL Test Method - IMS-WI-QC-003
C. Precipitated Silica Grades for Rice Roller, Conveyor Belts, Shoe Sole & Footwear and Miscellaneous Rubber Products (Powder, Granular and Dust Free):
Grade / Properties Unit MFIL-30(S) MFIL-60(S) MFIL-100(S) MFIL-125(S) MFIL-135(S) MFIL-150(S) MFIL-160(S) MFIL-200(FW) MFIL-200(S) MFIL-200(P) MFIL-200(HS) MFIL-160(G) MFIL-200(HDS-G) MFIL-175(G) MFIL-200(G) MFIL-200(HG) MFIL-240(HDS-G) MFIL-300(HDS-G) MFIL-125(S)DF MFIL-200(FW)DF MFIL-200(S)DF
Appearance - Powder Powder Powder Powder Powder Powder Powder Powder Powder Powder Powder Granular Granular Granular Granular Granular Granular Granular Dust Free Dust Free Dust Free
Bulk density, Tapped (while material packed) g/l 370 190 250 250 250 250 250 250 250 100 250 330 320 330 330 330 320 300 250 250 250
Loss on drying (at 105° C for 2 hrs.) % 5.0 5.5 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.0 5.5 5.5 5.5 5.0 5.5 5.5 5.0 5.0 5.0
Ignition Loss (at 1000°C for 2 hrs. on anhydrous basis) % 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 7.0 max. 7.0 max. 6.0 max. 6.0 max. 6.0 max.
pH (5% in water) - 8.0 9.0 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5 6.5
Electrical Conductivity (4% in water) µS/cm 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max.
SiO₂ on Anhydrous basis % 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min.
Surface Area (BET) m²/g 35 55 115 125 140 150 165 165 180 185 220 165 170 175 180 220 235 300 125 160 180
Average Particle Size Microns 65 15 125 125 125 125 125 125 125 12 125 - - - - - - - 300 300 300
Packing: Availabe in HDPE laminated bags with inside PE Liner, Jumbo Bags, Valve type Bags
Packing in small EVA bags as per customer requirement
Also Available: Product confirming to buyers specification against bulk requirement
Testing: As per MSPL Test Method - IMS-WI-QC-003
D. Precipitated Silica Grades for Silicon Rubber, Battery Separators / Condoms, Carrier for Actives used in Rubber Industry and other Applications:
Grade / Properties Unit MFIL-LSR MFIL-P(S)LSR MFIL-P(S)HSR MFIL-SR MFIL-P(U) MFIL-P(U)(Special) MFIL-P(UH) MFIL-P(S)(AC milled) MFIL-P(U)(DF)
Appearance - Powder Powder Powder Powder Powder Powder Powder Powder Dust Free
Bulk density, Tapped (While material packed) g/l 100 100 100 100 250 250 180 85 250
Loss on drying (at 105°C for 2 hrs.) % 5.0 4.0 4.0 5.0 5.0 5.0 5.0 5.0 5.0
Ignition Loss (at 1000°C for 2 hrs. on anhydrous basis) % 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max. 6.0 max.
pH (5% in water) - 8.25 6.5 6.5 6.75 6.5 6.5 7.0 6.5 6.5
Electrical Conductivity (4% in water) µS/cm 500 max. 1300 max. 1300 max. 200 max. 1300 max. 1300 max. 1300 max. 1300 max. 1300 max.
SiO₂ on Anhydrous basis % 98.5 min. 98.5 min. 98.5 min. 99.0 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min. 98.5 min.
Surface Area (BET) m²/g 95 165 180 180 190 190 200 190 190
Average Particle Size Microns 16.0 12.0 12.0 12.0 110.0 85.0 45.0 12.0 300.0
Packing: Available in HDPE laminated bags with inside PE Liner, Jumbo Bags, Valve type Bags
Packing in small EVA bags as per customer requirement
Also Available: Product conforming to buyers’ specification against bulk requirement
Testing: As per MSPL Test Method - IMS-WI-QC-003
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