Silicone Oil (Polydimethylsiloxane, PDMS)
Colourless, clear, practically odourless viscous liquid · CAS 63148-62-9
Overview
Silicone Oil (Polydimethylsiloxane, PDMS) (CAS 63148-62-9) is one of the specialty chemicals products Suraj Chemicals supplies to industrial, institutional and manufacturing buyers across India from our Chennai base. It is commonly used for lubricant and mould-release agent for rubber and plastics processing; defoamer for industrial process fluids; heat-transfer fluid and dielectric/insulating fluid, among other applications in the specialty chemicals category. We pack Silicone Oil (Polydimethylsiloxane, PDMS) in 25/50 kg drums, and can arrange bulk, drum or tanker quantities for larger requirements — full characteristics, applications and downloadable documentation are below, or you can request a quote directly.
Specification Sheet — Characteristics
Download Specification Sheet (PDF)| Characteristics | Specifications |
|---|---|
| Viscosity (25°C) | 50 – 1,000 cSt (grade dependent) |
| Specific Gravity (25°C) | 0.96 – 0.97 |
| Flash Point | >300°C (closed cup, grade dependent) |
| Pour Point | -50°C approx. |
| Volatile Content | Low |
Values above are well-established typical/standard specification properties for this product, compiled from published technical references — not a batch-specific lab report. Figures can vary batch to batch — request a current certificate of analysis with your order.
Applications
- Lubricant and mould-release agent for rubber and plastics processing
- Defoamer for industrial process fluids
- Heat-transfer fluid and dielectric/insulating fluid
- Ingredient in cosmetic and personal-care formulations
Frequently Asked Questions
What is Silicone Oil (Polydimethylsiloxane, PDMS)?
Silicone Oil (Polydimethylsiloxane, PDMS) is supplied by Suraj Chemicals as colourless, clear, practically odourless viscous liquid, identified by CAS number 63148-62-9. It falls under our Specialty Chemicals range — see the Specification Sheet table above for its full characteristics.
What is Silicone Oil (Polydimethylsiloxane, PDMS) used for?
Typical applications include: Lubricant and mould-release agent for rubber and plastics processing; Defoamer for industrial process fluids; Heat-transfer fluid and dielectric/insulating fluid; Ingredient in cosmetic and personal-care formulations.
How should Silicone Oil (Polydimethylsiloxane, PDMS) be stored and handled?
Store in a cool, dry place. Chemically stable, non-flammable (high flash point), low hazard under normal storage conditions.
What packaging and pack sizes does Suraj Chemicals supply Silicone Oil (Polydimethylsiloxane, PDMS) in?
25/50 kg drums. Contact us if you need a different pack size, or a bulk/tanker quantity.
What is the shelf life of Silicone Oil (Polydimethylsiloxane, PDMS)?
Typically 24 months from date of manufacture in tightly sealed original containers, stored in a cool, well-ventilated place away from heat, sparks and direct sunlight — consistent with standard practice for this class of chemical. As with any industrial chemical, request the current batch's manufacturing date and a fresh certificate of analysis for orders where exact remaining shelf life matters.
Is Silicone Oil (Polydimethylsiloxane, PDMS) hazardous to handle?
Yes — Silicone Oil (Polydimethylsiloxane, PDMS) is flammable and should be kept away from heat, sparks and open flame. Follow the storage and handling guidance above, use appropriate PPE, and download the Safety Data Sheet (SDS/MSDS) in the sidebar above for full GHS hazard, handling and PPE details.
Is a Specification Sheet, TDS or MSDS available for Silicone Oil (Polydimethylsiloxane, PDMS)?
Yes — a downloadable Specification Sheet (PDF) with full characteristics and specifications is available above, and a downloadable Safety Data Sheet (SDS/MSDS) for Silicone Oil (Polydimethylsiloxane, PDMS) is also available above.
Can I get a sample or discuss order quantity for Silicone Oil (Polydimethylsiloxane, PDMS)?
Yes — use the Request Price & Availability button or WhatsApp us with your required quantity, and our team will confirm pricing, minimum order quantity, sample availability and delivery timelines for Silicone Oil (Polydimethylsiloxane, PDMS).