Wollastonite (CAS 13983-17-0) — formula Ca.Si.O3, molecular weight 116.16; category dyes and pigments.
| CAS Number | 13983-17-0 |
|---|---|
| Molecular Formula | Ca.Si.O3 |
| Molecular Weight | 116.16 |
| Melting Point | 2804 °F (NIOSH, 2024) |
| Applications | Uses: Used in ceramics, welding rod coatings, soil conditioners, silica gels, paper coatings, and fillers for paint, rubber, plastics, cements, and wallboard, [Hawley] Crystalline silica not bound to other minerals is free silica. Silicates are minerals in which silicon and oxygen are combined with other elements. [Rom, p. 364], Pulp and Paper Processing [Category: Industry], Painting (Pigments, Binders, and Biocides) [Category: Paint], Mining [Category: Industry], Cement Producing [Category: Industry], Ceramics making [Category: Hobbies], Ceramics, paint extender, rubber filler, paper coating, filler in plastics, mineral wool, soil conditioner, DENTAL RESTORATIVE, FLOCCULANT IN WASTEWATER TREATMENT, COMPONENT OF CERAMIC MIXES FOR FLOOR & WALL TILE, INGREDIENT IN CERAMIC GLAZES & ENAMELS, PIGMENT & EXTENDER FOR PAINTS, FILLER FOR PLASTICS, RUBBER, & ASPHALT PRODUCTS, 20 parts of wollastonite are typically used in a reinforced thermosetting molding composition., Industry Uses: pH regulating agent, Flame retardant, Filler, Not Known or Reasonably Ascertainable, Consumer Uses: Filler, Other, Household Products: Information on 16 consumer products that contain Calcium metasilicate in the following categories is provided:, • Home Maintenance, Methods of Manufacturing: REFINEMENT OF MINED ORE, Formulations, Preparations: Grades: fine, medium paint grades, Available:, low aspect ratio wollastonite, commonly in the region of 1:3-1:5 ... high aspect ratio wollastonite that generally ranges from 1:15-1:20, Grades of wollastonite available in the US, (mesh size), : 200, 325, 400, 475, 1250, (10 micron top size), Consumption Patterns: Ceramic Industry, 60%, paints and welding rod fluxes, 40% (1986), U.S. Production: 2023: <50, 000 lb, 2022: <50, 2021: <50, 2020: <50, 2023: <50, 2022: 100, 000 - <250, (1986) 3.63-2.72x10+10 g, produced annually-estimated, (1981) 9.00x10+10 g, General Manufacturing Information: Textiles, apparel, and leather manufacturing, Machinery Manufacturing, Paint and Coating Manufacturing, Plastics Material and Resin Manufacturing, Silicic acid (H2SiO3), calcium salt (1:1): ACTIVE, Many different forms...are known. ... Usually occur in hydrated form containing various percentages of water of crystallization. Names of calcium silicate minerals are...Wollastonite...Commercial calcium silicate sold for industrial use...Is prepared synthetically..., Calcium silicate |
| Category | Coatings |
Documented applications: Uses: Used in ceramics, welding rod coatings, soil conditioners, silica gels, paper coatings, and fillers for paint, rubber, plastics, cements, and wallboard, [Hawley] Crystalline silica not bound to other minerals is free silica. Silicates are minerals in which silicon and oxygen are combined with other elements. [Rom, p. 364], Pulp and Paper Processing [Category: Industry], Painting (Pigments, Binders, and Biocides) [Category: Paint], Mining [Category: Industry], Cement Producing [Category: Industry], Ceramics making [Category: Hobbies], Ceramics, paint extender, rubber filler, paper coating, filler in plastics, mineral wool, soil conditioner, DENTAL RESTORATIVE, FLOCCULANT IN WASTEWATER TREATMENT, COMPONENT OF CERAMIC MIXES FOR FLOOR & WALL TILE, INGREDIENT IN CERAMIC GLAZES & ENAMELS, PIGMENT & EXTENDER FOR PAINTS, FILLER FOR PLASTICS, RUBBER, & ASPHALT PRODUCTS, 20 parts of wollastonite are typically used in a reinforced thermosetting molding composition., Industry Uses: pH regulating agent, Flame retardant, Filler, Not Known or Reasonably Ascertainable, Consumer Uses: Filler, Other, Household Products: Information on 16 consumer products that contain Calcium metasilicate in the following categories is provided:, • Home Maintenance, Methods of Manufacturing: REFINEMENT OF MINED ORE, Formulations, Preparations: Grades: fine, medium paint grades, Available:, low aspect ratio wollastonite, commonly in the region of 1:3-1:5 ... high aspect ratio wollastonite that generally ranges from 1:15-1:20, Grades of wollastonite available in the US, (mesh size), : 200, 325, 400, 475, 1250, (10 micron top size), Consumption Patterns: Ceramic Industry, 60%, paints and welding rod fluxes, 40% (1986), U.S. Production: 2023: <50, 000 lb, 2022: <50, 2021: <50, 2020: <50, 2023: <50, 2022: 100, 000 - <250, (1986) 3.63-2.72x10+10 g, produced annually-estimated, (1981) 9.00x10+10 g, General Manufacturing Information: Textiles, apparel, and leather manufacturing, Machinery Manufacturing, Paint and Coating Manufacturing, Plastics Material and Resin Manufacturing, Silicic acid (H2SiO3), calcium salt (1:1): ACTIVE, Many different forms...are known. ... Usually occur in hydrated form containing various percentages of water of crystallization. Names of calcium silicate minerals are...Wollastonite...Commercial calcium silicate sold for industrial use...Is prepared synthetically..., Calcium silicate.
Wollastonite is a colorant or pigment compound with CAS registry number 13983-17-0 and molecular formula Ca.Si.O3 (molecular weight 116.16), belonging to the dyes and pigments segment of chemical raw materials.
CAS number: 13983-17-0
Its molecular formula Ca.Si.O3 comprises 1 Ca, 1 Si, 3 O atoms.
Also known as: Wollastonite · 硅灰石
Category: dyes and pigments
The CAS registry number of Wollastonite is 13983-17-0.
Molecular formula Ca.Si.O3, molecular weight 116.16.
It is also registered under: Wollastonite, 硅灰石.
Recorded applications: Uses: Used in ceramics, welding rod coatings, soil conditioners, silica gels, paper coatings, and fillers for paint, rubber, plastics, cements, and wallboard, [Hawley] Crystalline silica not bound to other minerals is free silica. Silicates are minerals in which silicon and oxygen are combined with other elements. [Rom, p. 364], Pulp and Paper Processing [Category: Industry], Painting (Pigments, Binders, and Biocides) [Category: Paint], Mining [Category: Industry], Cement Producing [Category: Industry], Ceramics making [Category: Hobbies], Ceramics, paint extender, rubber filler, paper coating, filler in plastics, mineral wool, soil conditioner, DENTAL RESTORATIVE, FLOCCULANT IN WASTEWATER TREATMENT, COMPONENT OF CERAMIC MIXES FOR FLOOR & WALL TILE, INGREDIENT IN CERAMIC GLAZES & ENAMELS, PIGMENT & EXTENDER FOR PAINTS, FILLER FOR PLASTICS, RUBBER, & ASPHALT PRODUCTS, 20 parts of wollastonite are typically used in a reinforced thermosetting molding composition., Industry Uses: pH regulating agent, Flame retardant, Filler, Not Known or Reasonably Ascertainable, Consumer Uses: Filler, Other, Household Products: Information on 16 consumer products that contain Calcium metasilicate in the following categories is provided:, • Home Maintenance, Methods of Manufacturing: REFINEMENT OF MINED ORE, Formulations, Preparations: Grades: fine, medium paint grades, Available:, low aspect ratio wollastonite, commonly in the region of 1:3-1:5 ... high aspect ratio wollastonite that generally ranges from 1:15-1:20, Grades of wollastonite available in the US, (mesh size), : 200, 325, 400, 475, 1250, (10 micron top size), Consumption Patterns: Ceramic Industry, 60%, paints and welding rod fluxes, 40% (1986), U.S. Production: 2023: <50, 000 lb, 2022: <50, 2021: <50, 2020: <50, 2023: <50, 2022: 100, 000 - <250, (1986) 3.63-2.72x10+10 g, produced annually-estimated, (1981) 9.00x10+10 g, General Manufacturing Information: Textiles, apparel, and leather manufacturing, Machinery Manufacturing, Paint and Coating Manufacturing, Plastics Material and Resin Manufacturing, Silicic acid (H2SiO3), calcium salt (1:1): ACTIVE, Many different forms...are known. ... Usually occur in hydrated form containing various percentages of water of crystallization. Names of calcium silicate minerals are...Wollastonite...Commercial calcium silicate sold for industrial use...Is prepared synthetically..., Calcium silicate.
Category: Coatings.
Independent reference data for Wollastonite (CAS 13983-17-0), compiled from public chemistry databases.
| CAS Registry Number | 13983-17-0 |
|---|---|
| PubChem CID | 26370 |
| Molecular formula | Ca.Si.O3 |
| IUPAC name | calcium dioxido(oxo)silane |
| UNII (FDA) | T57XQ6TH2A |
| Molecular Weight | 116.16 |
|---|---|
| Hydrogen Bond Donor Count | 0 |
| Hydrogen Bond Acceptor Count | 3 |
| Rotatable Bond Count | 0 |
| Exact Mass | 115.9242612 |
| Monoisotopic Mass | 115.9242612 |
| Topological Polar Surface Area | 63.2 |
| Heavy Atom Count | 5 |
| Melting Point | 2804 °F (NIOSH, 2024) |
|---|---|
| Vapor Pressure | 0 mmHg (approx) (NIOSH, 2024) |
Aedelforsite; WOLLASTONITE; 13983-17-0; Casiflux; Wollastonite (Ca(SiO3)); Cab-O-lite; Gillebachite; Schalstein; Wollastokup; Bistal; Fuwalip; Rivaite; Vilnite; Tabular spar; Fibernite HG; Vansil W 10
| Regulatory & Food Contact | FDA Inventory of Food Contact Substances Listed in 21 CFR: FCS CALCIUM METASILICATE |
|---|---|
| GHS notification summary | 86.5% (642 / 742) |
| GHS notification summary | 86.5% (642 / 742) |
|---|---|
| Reported hazard statements | H319 (12.3%), H335 (12.3%) |
This chemical does not meet GHS hazard criteria for 86.5% (642 of 742) of all reports.
H319 (12.3%): Causes serious eye irritation [Warning Serious eye damage/eye irritation]
Wollastonite · CAS 13983-17-0 · Ca.Si.O3. UNII T57XQ6TH2A. Melting Point: 2804 °F (NIOSH, 2024); Vapor Pressure: 0 mmHg (approx) (NIOSH, 2024).
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.
中文页面: 硅灰石