PVC K67

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PVC K67 is a general-purpose polyvinyl chloride resin with a K-value of 67, indicating a medium molecular weight suitable for rigid applications. It is a white, free-flowing powder commonly used in the production of rigid PVC products such as pipes, fittings, profiles, and sheets. PVC K67 offers excellent processability, good mechanical strength, chemical resistance, and dimensional stability, making it ideal for a wide range of industrial and construction applications.

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Category: Monomers Tags: Building Materials, Polymer Industry Construction, Polyvinyl Chloride Resin, PVC K67, Suspension Grade PVC

Description

Table of Contents

PVC K67

Primary Uses

Building & Construction

Used in manufacturing rigid pipes for water supply, drainage, and electrical conduit systems.
Employed in producing window and door profiles, wall panels, and ceiling cladding.
Utilized in manufacturing fittings, cable ducts, and other rigid structural components.

Industrial Fabrication

Applied in the production of chemical tanks, linings, and trays due to its chemical resistance.
Used in industrial ductwork and ventilation systems.

Packaging Industry

Utilized in rigid film production for thermoformed packaging like trays, blisters, and containers.
Used in non-food packaging for consumer goods and electronics.

Automotive Applications

Used in production of rigid trim parts, instrument panel frames, and cable insulation conduits.

Consumer Goods

Applied in the making of furniture edge bands, display stands, and rigid toys.

Secondary Uses

Medical Devices (Non-flexible components)

Used in parts of disposable syringes, connectors, and other rigid m

KEY PRODUCT FEATURES

1. Basic Identification Attributes

Chemical Name (IUPAC): Poly(chloroethene) or Polyvinyl chloride
Common/Trade Name: PVC K67
CAS Number: 9002-86-2
HS Code: 3904.10.00
Synonyms: Rigid PVC resin, Suspension PVC

2. Physical & Chemical Properties

Physical State: Fine white powder
Color & Odor: White; odorless
K-Value: 67 (medium molecular weight)
Bulk Density: Approx. 0.5 – 0.7 g/cm³
Solubility: Insoluble in water; soluble in some organic solvents (under heat)
Thermal Stability: Decomposes above 140–160°C

3. Safety & Hazard Attributes

GHS Classification: Not classified as hazardous in solid form; may emit harmful gases when heated
Toxicity: Low toxicity; avoid inhalation of dust or combustion fumes
Exposure Limits: Use appropriate controls when handling fine powder

4. Storage & Handling Attributes

Storage Conditions: Store in dry, cool, well-ventilated areas away from heat and ignition sources
Container Type: Bags (typically 25 kg), bulk bags, or silo storage
Shelf Life: Indefinite if stored in optimal conditions
Handling Precautions: Minimize dust generation; use dust extraction systems during processing

5. Regulatory & Compliance Attributes

Complies with standards for rigid PVC use in construction, packaging, and general goods
May conform to RoHS, REACH, and FDA standards for certain applications (dependent on additives used)

6. Environmental & Health Impact

Biodegradability: Not biodegradable
Ecotoxicity: Low in stable form; avoid environmental release of fine dust
Bioaccumulation: Not expected

SAFETY HANDLING PRECAUTIONS

Safety Handling Precautions

PPE Required: Use dust mask or respirator, gloves, goggles, and protective clothing
Handling Guidelines: Avoid dust formation; ensure local ventilation during processing
Storage Measures: Keep containers tightly closed and stored in a dry environment

First Aid Measures

Inhalation: Move to fresh air; seek medical attention if symptoms persist
Skin Contact: Wash with soap and water; seek attention for persistent irritation
Eye Contact: Rinse thoroughly with water for at least 15 minutes; consult a doctor
Ingestion: Rinse mouth; do not induce vomiting; seek medical help

Firefighting Measures

Fire Hazards: Non-flammable as a powder; decomposes under heat to release HCl and other toxic gases
Extinguishing Media: Foam, dry chemical, water spray, or CO₂
Special Precautions: Wear full protective equipment and self-contained breathing apparatus
Hazardous Combustion Products: Hydrogen chloride gas, carbon monoxide, carbon dioxide, and other chlorinated compounds