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Home > Inorganic Chemistry > Inorganic Salts > Potassium silicate for Sale > Potassium Silicate Solid / Powder (K2SiO3) CAS 1312-76-1 High Purity
Potassium Silicate Solid / Powder (K2SiO3) CAS 1312-76-1 High Purity buy - large image1
Potassium Silicate Solid / Powder (K2SiO3) CAS 1312-76-1 High Purity buy - image1

Potassium Silicate Solid / Powder (K2SiO3) CAS 1312-76-1 High Purity

6 Inquiries

Unit Price:

$1400-1700/MT FOB

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CAS No.:

1312-76-1

Grade:

Industrial Grade

Port:

Xiamen, Shanghai, Shenzhen, Ningbo, etc.

Packaging:

25kg/bag

Sample Available:

Yes

Price valid (until):

2066-06-06

Company Type:
Manufactory
Location:
China
Qualification:
Main Products:

silica matting agents,silica for inkjet media,ion exchange resin

  • Product Description

  • Seller Information

  • Inquiry History

  • Description


      Product Detail  


    Description

    Potassium Silicate Powder is an industrial grade inorganic compound with excellent binding, film-forming, and chemical resistance properties. It is produced with controlled modulus values ranging from 2.3 to 3.3, providing flexibility for different industrial applications.

    The product is supplied as a white, odorless, free-flowing powder, easily soluble in water with fast dissolution rates. With high fineness (≥95% passing 120 mesh) and low bulk density (0.5–0.8 g/ml), it offers consistent performance and handling convenience.

    Potassium silicate is widely used as a binder, adhesive, and chemical additive across coatings, welding, ceramics, and refractory industries.


    Specifications


    Specs available:
    Modulus, n(SiO₂) / n(K₂O) 2.32 2.85 3.3
    SiO₂, wt.% 52.5 54.66 65.8
    K₂O, wt.% 35.6 30.12 31.3
    Dissolution rate @30℃, second <60 <60 <60
    Density, g/ml 0.5-0.8 0.5-0.8 0.5-0.8
    Fineness, passing rate through 120-mesh sieve% ≥95 ≥95 ≥95

    Key Features

    • High modulus range (2.3–3.3) for versatile performance.

    • Excellent solubility (dissolves in water in under 60 seconds at 30℃).

    • Stable, white, free-flowing powder with ≥95% fineness.

    • Reliable binding and film-forming properties.

    • High silica content for chemical and thermal resistance.


    Applications

    Potassium Silicate Powder is widely applied in:

    • Coatings & Paints → as a durable, chemical-resistant binder.

    • Welding Rods → as an adhesive and flux component.

    • Ceramics & Refractories → improves strength, heat resistance, and bonding.

    • Adhesives & Cements → as a silicate binder in construction materials.

    • Fireproof Materials → enhances flame resistance and thermal stability.

    • Agriculture & Fertilizers (select grades) → as a source of soluble silica and potassium.


    Packaging & Storage

    • Standard packaging: 25 kg bags or customized bulk packaging upon request.

    • Store in a cool, dry place to prevent moisture absorption.

    ECHEMI Editorial Reference
    (Solid) Weight ratio Si O 2 :K 2 O varies with grade from 2.1:1 to 2.5:1; colorless anhydrous lump, shattered or granular. Soluble in water at high temperature and pressure; insoluble in alco- hol. (Solution) Colorless liquid, B′e range 29–48 degrees.

    Basic Info
    Product Name:

    Potassium silicate

    Other Name:

    Silicic acid,potassium salt;Kasil;Potassium silicate;Soluble potash glass;Soluble potash water glass;Potassium water glass;PS 7;Potassium polysilicate;Pyramid 120;Kasil 6;Kasil 88;Kasil 1;SEK;Trolit AOS;PS 7 (silicate);Ohkaseal A;Betolin EP 219;Potassium Silicate A;Kasil SS;Silchem K 1420;Kasil 33;Inobond K 4009;Kasil 2130;K 53;K 120;K 53 (silicate);Betolin P 35;Crystal K 78;K 4009;Kasil 2236;Pyramid K 66;K 78;Kasolv SS;Kasolv 16;Potassium Silicate 2K;2K (salt);2K;Crystal K 120;Potassium Silicate 1K;Potassium Silicate OK 55;1K;OK 55;1K (salt);K 4/2;Kasil 2529;Betolin K 28;Kasil 1552;MAX 3;Kasil 2135;AgSil 25;AgSil 25F;Trasol KE-K;R 36;R 36 (silicate);Moersil H;Choline S 458K;K 66;Betolin P 50;PS 2228;Snowtex K 2;Protil N;Sil-Matrix;K 5020T;FP-V;Posil 35;Inocot 330;PS-C 200;Trasol KI-S;Trasol KC-K;HXY 205;Betol K 42T;Betol K 5020T;Betol K 57M;VP 19621;Kasil 1624;MT 2;Betol K 28T;AH-K 1;G 730;MOS 1010;Peiteng MOS 1010;DN 9366;Trasol KH-K;AH-K 2;Inocot K 2837;K 100;AR-K 100;KS 7675;Betolin P 35N;Inosil XM 35;Crosfect K 100;KC 40 (silicate);KC 40;Peiteng 1010;GHS 1378A;11116-04-4;12698-85-0;2137083-51-1;2415580-03-7

    CAS No.:

    1312-76-1

    Molecular Weight:

    154.28

    Exact Mass:

    247.81100

    EC Number:

    215-199-1

    HScode:

    2839900090

    Categories:

    Inorganic Salts

    Characteristics
    PSA:

    92.24000

    XLogP3:

    -0.73720

    Appearance:

    White Powder

    Density:

    1.203-1.209 g/cm3 @ Temp: 20 °C

    Melting Point:

    >300°C

    Boiling Point:

    > 100ºC

    Water Solubility:

    Soluble in water.

    Storage Conditions:

    Keep in a cool, dry location. Keep container tightly sealed.

    Hazard Identification

    Classification of the substance or mixture

    Skin irritation, Category 2

    Serious eye damage, Category 1

    GHS label elements, including precautionary statements

    Pictogram(s)
    Signal word

    Danger

    Hazard statement(s)

    H315 Causes skin irritation

    H318 Causes serious eye damage

    Precautionary statement(s)
    Prevention

    P264 Wash ... thoroughly after handling.

    P280 Wear protective gloves/protective clothing/eye protection/face protection/hearing protection/...

    Response

    P302+P352 IF ON SKIN: Wash with plenty of water/...

    P321 Specific treatment (see ... on this label).

    P332+P317 If skin irritation occurs: Get medical help.

    P362+P364 Take off contaminated clothing and wash it before reuse.

    P305+P354+P338 IF IN EYES: Immediately rinse with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.

    P317 Get medical help.

    Storage

    none

    Disposal

    none

    Other hazards which do not result in classification

    no data available

    Handling and Storage

    Precautions for safe handling

    Handling in a well ventilated place. Wear suitable protective clothing. Avoid contact with skin and eyes. Avoid formation of dust and aerosols. Use non-sparking tools. Prevent fire caused by electrostatic discharge steam.

    Conditions for safe storage, including any incompatibilities

    Store the container tightly closed in a dry, cool and well-ventilated place. Store apart from foodstuff containers or incompatible materials.

  • Seller Information
    Business Type:

    Manufactory

    Main Products:

    silica matting agents,silica for inkjet media,ion exchange resin

    Location:

    No.182-1, Zhangzhuang Community, Dingxu Village, Guankou Town, Jimei District, Xiamen City

    Total Annual Revenue:

    $1 million-$2.5 million

    Total Employees:

    11-50

    Year of Establishment:

    2015

    Company Certificates
    • Xiamen Funuoxin Technology Co., Ltd.ISO 9001 ISO 9001
  • Inquiry History
    6 Inquiries
    Country Product Purchase Quantity Date Posted
    India

    Potassium Silicate

    1 20' Fcl Apr 21, 2026
    India

    Potassium silicate

    50.00 KG Dec 15, 2025
    Indonesia

    Potassium silicate

    1 40' Fcl Jan 19, 2024
    China

    Potassium silicate

    20 KG Jul 10, 2025
    Hongkong, China

    Potassium Silicate

    10 TON Mar 17, 2025
    Saudi Arabia

    Potassium Silicate

    40 MT Jan 27, 2025
    Post an enquiry for this product
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