SECTION 1: IDENTIFICATION OF THE SUBSTANCE/MIXTURE AND OF THE COMPANY/UNDERTAKING

1.1 Product Identifier

Product Name: Industrial Silicone / Silicone Elastomer / Silicone Rubber

Common Name: Silicone Material

Chemical Name: Polydimethylsiloxane Polymer (PDMS Polymer)

CAS Number: 63148-62-9

EC Number: 263-822-1

1.2 Relevant Identified Uses of the Substance or Mixture and Uses Advised Against

Identified Uses: Industrial sealing, electronic insulation, daily consumer goods manufacturing, medical auxiliary materials, automotive accessories, food-grade contact accessories, waterproof and shockproof materials.

Uses Advised Against: High-temperature open-flame direct combustion, mixed use with strong oxidizing agents, improper industrial waste discharge.

1.3 Details of the Supplier of the Safety Data Sheet

Supplier: Industrial Silicone Material Manufacturer (Customizable for Enterprise)

1.4 Emergency Telephone Number

Global Emergency Hotline: +86-XXX-XXXXXXX (24h Available)

SECTION 2: HAZARDS IDENTIFICATION

2.1 Classification of the Substance or Mixture (GHS Standard)

This silicone material is NOT CLASSIFIED as a hazardous substance under GHS, EU CLP, and OSHA standards. No physical hazards, health hazards or environmental hazards under normal storage, handling and use conditions.

2.2 GHS Label Elements

Signal Word: None

Hazard Statements: None

Precautionary Statements: None (General industrial safety operation guidelines apply)

2.3 Other Hazards

Under extreme high-temperature decomposition conditions (above 300℃), the product may produce tiny amounts of silicon oxide smoke and carbon oxide gas. Long-term inhalation of decomposition smoke may cause mild respiratory discomfort. A small number of uncured silicone products contain trace silane components, which may cause individual allergic reactions.

SECTION 3: COMPOSITION/INFORMATION ON INGREDIENTS

3.1 Substance Information

The product is a high-molecular polymer mixture dominated by polydimethylsiloxane. All main ingredients are non-toxic and non-hazardous compliant substances.

No hazardous ingredients with occupational exposure limits or toxic hazards above 0.1% are contained in the product.

SECTION 4: FIRST AID MEASURES

Under normal use conditions, this product causes no harm to human body. Corresponding first-aid measures for extreme accidental contact are as follows:

4.1 Description of First Aid Measures

Inhalation: No adverse effects under normal conditions. If inhale high-temperature decomposition smoke, move to fresh air immediately. Keep breathing unobstructed; seek medical help if cough or dyspnea occurs.

Skin Contact: Rinse contact skin with clean water and soap. No irritation under normal circumstances. Clean thoroughly if residual adhesive exists.

Eye Contact: Flush eyes with plenty of running water for 5-10 minutes. Do not rub eyes violently. Seek medical attention if redness, itching or foreign body sensation persists.

Ingestion: Accidental ingestion of a small amount causes no toxicity. Drink warm water to promote metabolism. Do not induce vomiting blindly; consult a doctor for large ingestion.

4.2 Most Important Symptoms and Effects, Both Acute and Delayed

No acute poisoning symptoms and delayed toxic reactions. Individual people may have mild skin allergic itching caused by trace additives.

4.3 Indication of Any Immediate Medical Attention and Special Treatment Needed

No special treatment required. Symptomatic treatment for allergic discomfort.

SECTION 5: FIRE-FIGHTING MEASURES

5.1 Extinguishing Media

Suitable Extinguishing Media: Water spray, dry powder fire extinguisher, foam extinguisher, carbon dioxide extinguisher.

Unsuitable Extinguishing Media: No specific restrictions. Avoid direct high-pressure water jet impact to prevent material splashing.

5.2 Special Hazards Arising from the Substance or Mixture

The product is non-flammable at room temperature. Under continuous high temperature and open flame baking, thermal decomposition will occur, producing carbon monoxide, carbon dioxide, silicon oxide dust and trace irritant gas. Combustion will not produce explosive hazards.

5.3 Advice for Firefighters

Firefighters shall wear full-body fire-proof protective clothing and self-contained breathing apparatus (SCBA). Operate from the upwind direction of the fire source to avoid inhaling decomposition smoke. Cool the surrounding containers with water spray to prevent secondary decomposition.

SECTION 6: ACCIDENTAL RELEASE MEASURES

6.1 Personal Precautions, Protective Equipment and Emergency Procedures

No serious safety risks. Wear conventional labor protection gloves to avoid direct long-term contact. Keep the operating area ventilated and avoid dust accumulation caused by crushed materials.

6.2 Environmental Precautions

Prevent a large amount of materials from flowing into sewers, rivers and soil. Avoid environmental accumulation and pollution caused by random dumping of waste materials.

6.3 Methods and Material for Containment and Cleaning Up

Solid silicone materials can be mechanically collected directly. Scattered debris can be swept and recycled or disposed of as industrial waste. Wipe the contaminated ground with clean water and detergent, and dry it naturally.

6.4 Reference to Other Sections

Refer to Section 8 for personal protective measures; refer to Section 13 for waste disposal regulations.

SECTION 7: HANDLING AND STORAGE

7.1 Precautions for Safe Handling

Operate in a well-ventilated industrial environment. Avoid long-term high-temperature baking and open flame contact. Avoid mixing and storing with strong oxidizing agents and strong alkaline substances. Keep the operating environment clean to prevent dust accumulation.

7.2 Conditions for Safe Storage, Including Any Incompatibilities

Storage Conditions: Store in a cool, dry, dark and ventilated indoor warehouse. Keep the container tightly sealed to avoid dust and moisture contamination. The storage temperature is recommended to be 10℃-30℃, and avoid low-temperature freezing and high-temperature exposure.

Incompatible Materials: Strong oxidants, strong concentrated alkalis.

7.3 Specific End Use(s)

Industrial silicone molding, sealing, insulation and shockproof processing, no special customized operation requirements.

SECTION 8: EXPOSURE CONTROLS/PERSONAL PROTECTION

8.1 Control Parameters

Occupational Exposure Limit: No national and international standard exposure limit values for this product and its main ingredients. No occupational exposure risk under normal processing conditions.

8.2 Exposure Controls

Engineering Controls: Maintain conventional workshop ventilation conditions, no special ventilation and dust removal equipment required.

Respiratory Protection: No respiratory protection equipment required for normal operation. Wear dust-proof masks when polishing and cutting to avoid inhaling silicone dust.

Skin Protection: Wear ordinary industrial latex gloves to prevent long-term direct skin contact.

Eye Protection: Wear ordinary safety goggles during high-dust processing operations.

Thermal Protection: No special thermal protection required for normal temperature operation.

SECTION 9: PHYSICAL AND CHEMICAL PROPERTIES

9.1 Information on Basic Physical and Chemical Properties

Appearance: Translucent/white solid elastomer, no obvious impurities

Odor: Odorless or slight mild odor

Melting/Freezing Point: No fixed melting point (high polymer material)

Boiling Point: Decomposes above 300℃, no boiling point

Flash Point: Non-flammable, no flash point

Flammability: Non-flammable at room temperature

Relative Density: 1.05-1.20 g/cm³

Solubility: Insoluble in water, ethanol and most conventional organic solvents

Viscosity: Solid state (no liquid viscosity)

pH Value: Neutral (6.5-7.5)

9.2 Other Information

Good high and low temperature resistance, insulation, waterproof and shockproof performance, stable physical and chemical properties.

SECTION 10: STABILITY AND REACTIVITY

10.1 Reactivity

Chemically stable under normal temperature and pressure conditions, no active chemical reaction.

10.2 Chemical Stability

Long-term stable storage, no deterioration, decomposition and polymerization reaction. Stable against weak acid, weak alkali and conventional solvent corrosion.

10.3 Possibility of Hazardous Reactions

No hazardous polymerization and violent reaction. Long-term contact with strong oxidants may cause slow decomposition.

10.4 Conditions to Avoid

Extreme high temperature (above 300℃), open flame baking, strong oxidizing and strong alkaline environment.

10.5 Incompatible Materials

Strong oxidizing agents, concentrated strong alkalis.

10.6 Hazardous Decomposition Products

High-temperature decomposition produces silicon oxide dust, carbon monoxide, carbon dioxide and trace irritant gas.

SECTION 11: TOXICOLOGICAL INFORMATION

11.1 Information on Toxicological Effects

Acute Toxicity: Low acute toxicity. Oral LD50 (rat) >2000mg/kg, no acute poisoning risk.

Skin Irritation: Non-irritating to human skin, no corrosive effect.

Eye Irritation: Slight physical foreign body irritation, no chemical damage.

Sensitization: A small number of people may have allergic reactions to trace curing agent additives.

Germ Cell Mutagenicity: No mutagenic effect, negative Ames test.

Carcinogenicity: No carcinogenic risk to human body, no relevant carcinogenic classification by IARC and OSHA.

Reproductive Toxicity: No reproductive and developmental toxicity.

Specific Target Organ Toxicity (Single/Repeated Exposure): No target organ damage.

Aspiration Hazard: No aspiration hazard.

SECTION 12: ECOLOGICAL INFORMATION

12.1 Ecotoxicity

The product is non-toxic to aquatic organisms and soil organisms, no acute and chronic ecological toxicity.

12.2 Persistence and Degradability

High molecular polymer structure, slow natural degradation, no rapid environmental pollution risk.

12.3 Bioaccumulative Potential

No bioaccumulation in organisms.

12.4 Mobility in Soil

Solid state, low fluidity, no soil penetration and diffusion pollution.

12.5 Results of PBT and vPvB Assessment

Not PBT/vPvB substance under REACH regulation.

12.6 Other Adverse Effects

No ozone depletion, greenhouse effect and other environmental hazards.

SECTION 13: DISPOSAL CONSIDERATIONS

13.1 Waste Treatment Methods

Product Waste: Waste silicone materials can be recycled and reprocessed. Unrecyclable waste shall be disposed of in accordance with local industrial waste management regulations, and shall not be dumped randomly.

Contaminated Packaging: Clean the packaging container and reuse it or dispose of it as general industrial waste.

Disposal Principle: Avoid incineration at will. Professional centralized disposal is recommended for large waste materials to prevent high-temperature decomposition gas pollution.

SECTION 14: TRANSPORT INFORMATION

14.1 UN Number: None

14.2 UN Proper Shipping Name: Non-dangerous goods

14.3 Transport Hazard Class(es): No dangerous goods classification

14.4 Packaging Group: None

14.5 Environmental Hazards: No environmental transport hazards

14.6 Special Precautions for User

No special transportation restrictions for land, sea and air transportation. Avoid heavy extrusion, high temperature exposure and open flame contact during transportation. Keep packages intact and sealed.

14.7 Transport in Bulk: Not applicable for bulk hazardous goods transportation regulations

SECTION 15: REGULATORY INFORMATION

15.1 Safety, Health and Environmental Regulations Specific for the Substance or Mixture

Compliant with EU REACH Regulation (EC 1907/2006), CLP Regulation (EC 1272/2008);

Compliant with US OSHA HCS 2012, EPA environmental protection standards;

Compliant with global GHS unified classification and labeling standards;

The product does not contain restricted hazardous substances such as RoHS prohibited ingredients.

15.2 Chemical Safety Assessment

Chemical safety assessment has been completed, and the product meets global industrial safety use standards.

SECTION 16: OTHER INFORMATION

16.1 Revision Statement

This MSDS is the latest revised version (2026). All contents are based on the latest international safety standards and enterprise test data. It is only used for product safety guidance and export certification, for reference only.

16.2 Disclaimer

The information in this document is derived from reliable test data and industry public materials, aiming to describe the safety requirements of the product. It does not constitute any quality guarantee and technical specification commitment. Users shall judge the applicability according to actual use scenarios and abide by local safety and environmental protection laws and regulations. The supplier shall not be liable for any unsafe accidents caused by irregular operation.

Blog Conclusion for Independent Station

Silicone is a safe, stable, non-toxic and environmentally friendly industrial polymer material. This standardized GHS MSDS covers all core safety information of silicone materials, fully meeting the inspection requirements of global cross-border trade, warehouse storage, industrial processing and customer certification. For customized product-specific MSDS (food-grade, medical-grade, high-temperature resistant special silicone), please contact our professional team to obtain exclusive updated documents.