Note: Ingredients listed on restricted chemical lists
EC/CAS
7440-47-3
Name of the chemical
Chromium; chromic acid and its salts
Concentration
5-10%
EC/CAS
1305-78-8
Name of the chemical
Calcium oxide
Concentration
1-5%
EC/CAS
124-38-9
Name of the chemical
Carbon dioxide CO2
Concentration
1-5%
EC/CAS
7631-86-9
Name of the chemical
Silver adsorbed on silicon dioxide
Concentration
0,1-1%
General Information
Version
1.0
Revision date
2025-12-17
Product name
KST E 490
1.2.1 Relevant identified uses
SMAW (Shielded Metal Arc Welding)
1.2.2. Uses advised against
Not known. Read this SDS before using this product
Emergency telephone
+55 11 4349 1907, +1 760 476 3961
Icons in SDS
Company Information
company name
Lincoln Electric do Brasil Ind Com
e-mail address of the competent person responsible for the Safety Data Sheet
SDS@lincolnelectric.com
GHS Information
Signal word
No signal word
Section 2
SECTION 2: Hazards identification
Hazard Classification Not classified as hazardous according to applicable GHS hazard classification criteria
Hazard pictograms
No symbol
Signal word
No signal word.
Hazard statements
Not applicable
Precautionary statements
Not applicable
Other hazards which do not result in classification
Electrical Shock can kill. If welding must be performed in damp locations or with wet clothing, on metal structures or when in cramped positions such as sitting, kneeling or lying, or if there is a high risk of unavoidable or accidental contact with work piece, use the following equipment: Semiautomatic DC Welder, DC Manual (Stick) Welder, or AC Welder with Reduced Voltage Control. Arc rays can injure eyes and burn skin. Welding arc and sparks can ignite combustibles and flammable materials. Overexposure to welding fumes and gases can be hazardous. Read and understand the manufacturer’s instructions, Safety Data Sheets and the precautionary labels before using this product. Refer to Section 8. Substance(s) formed under the The welding fume produced from this welding electrode may contain the conditions of use following constituent(s) and/or their complex metallic oxides as well as solid particles or other constituents from the consumables, base metal, or base metal coating not listed below. Chemical Identity Carbon dioxide Carbon monoxide Nitrogen dioxide Ozone Manganese Fluorides (as F) CAS-No. 124-38-9 630-08-0 10102-44-0 10028-15-6 7439-96-5 16984-48-8
2.1 Classification of the substance or mixture
Not classified as hazardous according to applicable GHS hazard classification criteria.
