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Compared with conventional methyl silicone oil, ethyl silicone oil delivers differentiated performance in low‑temperature behavior, lubricating property and compatibility with certain special media. Practical material selection shall be comprehensively determined by operating temperature, friction conditions, equipment materials, insulation requirements and compatibility with other oils.
English Name: Ethyl Siloxane Fluid / Ethyl Silicone Oil. It belongs to ethyl‑modified polysiloxane specialty silicone oil.
Product Features
IOTA 2056 is a colorless to pale yellow transparent liquid. Depending on viscosity grade and application requirements, it can be deployed for lubrication, mold release, electrical insulation and industrial formulation.
| Item | Typical Value |
|---|---|
| Product Name | Ethyl Silicone Oil |
| English Name | Ethyl Siloxane Fluid / Ethyl Silicone Oil |
| CAS No. | 63148‑61‑8 |
| Appearance | Colorless to pale yellow transparent liquid |
| Pour Point | ＜‑80 °C |
| Relative Density | 0.95～1.05 |
| Flash Point (Open Cup) | ＞265 °C |
| pH Value | 5～7 |
| Solubility | Soluble in toluene, diethyl ether, chloroform and other organic solvents |
| Operating Temperature Range | Approx. ‑80～150 °C |
Actual operating temperature, viscosity and dosage shall be verified against equipment, formulation and field service conditions.
Fluidity of lubricant is critical for reliable equipment operation under cold conditions. Conventional mineral oils and some traditional lubricants suffer sharp viscosity rise, deteriorated fluidity or even solidification at low temperatures.
Thanks to its pour point below ‑80 °C, IOTA 2056 is well‑suited for applications requiring low‑temperature fluidity.
Note: Pour point does not equal the minimum practical service temperature. Validation covering starting torque, working viscosity, load and sealing materials is required for each piece of equipment.
Silicone oils feature low surface tension. IOTA 2056 readily spreads over substrate surfaces to form a uniform lubricating interface, reducing friction and wear at contact surfaces.
It can be utilized as:
Pour point alone is insufficient for lubricant selection. Evaluate the following:
| Evaluation Factor | Key Questions |
|---|---|
| Viscosity | Meets equipment resistance and lubricating‑film requirements |
| Temperature | Viscosity shift under high‑low‑temperature cycles |
| Load | Performance under real‑world friction conditions |
| Material Compatibility | Interaction with metals, rubbers and plastics |
| Seals | Risk of swelling, shrinkage or leakage |
| Volatility | Need for replenishment over service life |
| Additives | Compatibility with other lubricant additives |
An “ultra‑low‑temperature silicone oil” cannot directly replace all low‑temperature lubricants.
Yes. Its low surface tension and good wetting capacity build a thin isolating layer between mold and rubber‑plastic substrates to reduce adhesion.
Application Scenarios
Determine working concentration according to mold substrate, workpiece material and forming temperature.
Typical workflow: Formulate release agent with ethyl silicone oil → spray / wipe onto mold surface → form uniform isolating film → dry or reach proper condition → molding and demolding.
Key control points:
If post‑mold painting or adhesion is required, carefully assess the adverse impact of silicone residue on interfacial bonding strength.
Benefiting from favorable dielectric properties, it serves as insulating liquid medium in electrical and electronic industries.
Candidate uses:
Combined strengths: low‑temperature performance, electrical insulation, high flash point and low volatility. Testing is recommended for equipment operating across broad temperature ranges.
Do not select merely based on “silicone oil is insulating”. Test the below parameters for your equipment: Dielectric strength, volume resistivity, dielectric constant, dissipation factor, water content, viscosity, thermal stability, oxidation stability and material compatibility.
For high‑voltage or long‑term‑running electrical equipment, full validation shall follow relevant industrial and end‑product standards.
Molecular‑structure variations lead to divergent low‑temperature behavior, viscosity, lubricity, volatility and electrical performance.
| Silicone Oil Type | Main Characteristics | Typical Applications |
|---|---|---|
| Ethyl Silicone Oil | Superior low‑temperature property, lubricity, dielectric performance | Special‑purpose lubrication, mold release, electrical insulation |
| Methyl Silicone Oil | Good chemical stability, lubricity and release performance | Lubrication, mold release, defoamer, industrial auxiliaries |
| Phenyl Silicone Oil | Broad high‑low‑temperature resistance, favorable refractive index and thermal stability | High‑temperature lubrication, insulation, optical applications |
| Hydrogen‑Containing Silicone Oil | Reactive Si‑H functional groups | Water repellency, reactive modification, cross‑linking systems |
| Hydroxyl‑Terminated Silicone Oil | Terminal hydroxyl groups | Polymerization, condensation and modification |
| Fluorosilicone Oil | Superior oil and solvent resistance | Aerospace, automotive, special sealing and lubrication |
For core requirements of ultra‑low‑temperature lubrication, specialty mold release or electrical insulation, ethyl silicone oil is a prime candidate for evaluation.
Despite its merits, IOTA 2056 is not a universal solution. Special evaluation is mandatory for:
Material selection shall be application‑specific instead of generic silicone‑oil substitution.
| Service Condition | Key Parameters to Verify |
|---|---|
| Cold start | Pour point, low‑temperature viscosity, starting torque |
| High‑temperature operation | Viscosity shift, flash point, thermal stability |
| High load | Lubricating‑film integrity, friction and wear performance |
| High‑speed motion | Viscosity, volatility, shear stability |
| Precision instruments | Viscosity, purity, residue level |
| Sealed systems | Rubber / plastic compatibility |
| Blended oils | Compatibility, phase separation, viscosity change |
| Long‑term service | Oxidation stability, volatility loss |
When customers only specify “low‑temperature silicone oil”, further clarify minimum starting temperature, working temperature, target viscosity, load and contacting‑material system.
Mold‑release performance is not merely pursued for minimum release force. Take into account: Mold material, rubber / plastic substrate, molding temperature, molding pressure, demolding cycles, spray dosage, mold‑cleaning interval, surface quality requirements and downstream bonding / painting processes.
Excessive release‑agent residue impairs printing, spraying and adhesion. Optimize dosage via real‑mold trials.
Run comparative testing between blank reference samples and IOTA‑2056‑treated samples. Test items: dielectric strength, volume resistivity, dielectric constant, dissipation factor, high‑low‑temperature performance, long‑term thermal ageing, water content, metallic‑material compatibility, sealing‑material compatibility and long‑term electrical stability.
For high‑voltage hardware, final acceptance shall comply with equipment and customer specifications.
Coat or spray ethyl silicone oil evenly over mold surface to build a continuous isolating layer prior to forming. Adjust dosage according to mold material, workpiece substrate, molding temperature and demolding frequency.
Select appropriate viscosity grade and fill ratio per equipment requirements and introduce into the lubrication circuit. Conduct small‑scale preliminary tests to validate lubrication effect, temperature rise, friction‑wear performance, sealing behavior and long‑term stability.
Add into end‑use formulation as required and thoroughly agitate to achieve homogeneous dispersion.
Step 1: Confirm service temperature (minimum starting temperature & maximum working temperature) ↓ Step 2: Define intended function: lubrication, mold release, electrical insulation, hydraulics, damping or additive ↓ Step 3: Specify target viscosity grade; avoid selection based solely on “low‑temperature silicone oil” label ↓ Step 4: Evaluate compatibility with metals, rubbers, plastics and sealing materials ↓ Step 5: Check miscibility when blending with mineral oils, synthetic oils or other silicone fluids ↓ Step 6: Conduct bench trials: friction‑wear, demolding‑force, dielectric or low‑temperature characterization ↓ Step 7: Execute long‑term validation: high‑low‑temperature cycling, thermal ageing and durability testing ↓ Step 8: Finalize product grade and addition ratio based on lab data, cost and engineering constraints
Q: What is the pour point of Ethyl Silicone Oil IOTA 2056? A: Pour point is below ‑80 °C, suited for applications demanding low‑temperature fluidity.
Q: Can IOTA 2056 be used for low‑temperature lubrication? A: Yes. Its low pour point and favorable lubricity support certain low‑temperature machinery and precision‑instrument lubrication. Nevertheless, the practical minimum service temperature shall be validated against equipment viscosity and load.
Q: Can IOTA 2056 work as a mold‑release agent? A: Yes. Its low surface tension makes it suitable for rubber‑plastic molding demolding. Working concentration shall be adjusted for mold and workpiece substrates.
Q: Is IOTA 2056 qualified for electrical insulation? A: It serves as candidate dielectric liquid for certain electrical applications. For high‑voltage equipment, further testing of dielectric strength, volume resistivity and dissipation factor is compulsory.
Q: What is the difference between ethyl silicone oil and methyl silicone oil? A: Divergent molecular structures bring different low‑temperature performance, lubricity and viscosity‑temperature profiles. One cannot fully substitute the other; selection shall match end‑use requirements.
Q: Can IOTA 2056 be blended with mineral oils? A: Product datasheet states miscibility with petroleum‑derived products. Bench mixing tests are recommended to rule out phase separation, turbidity, viscosity drift or performance deterioration.
Q: Can ethyl silicone oil be used for human‑body lubrication? A: Despite its lubricating nature, industrial‑grade ethyl silicone oil is not intended for direct human‑body exposure. Compliance with relevant regulations, purity specifications, impurity control and safety assessment must be fulfilled for personal‑care or body‑contact applications.
Q: Which industries benefit from ethyl silicone oil? A: Candidate sectors: rubber‑plastic processing, precision machinery, special‑purpose lubrication, electrical‑electronics, mold release, instruments & meters, industrial additives, special hydraulic and damping systems.
Ethyl Silicone Oil IOTA 2056 is a multi‑functional specialty organosilicone material integrating ultra‑low‑temperature performance, lubricity, mold‑release capability and dielectric properties.
It can be short‑listed for ultra‑low‑temperature lubrication, precision‑mechanical lubrication, rubber‑plastic demolding, electrical insulation and industrial additive projects.
Anhui IOTA Silicone Co., Ltd. provides technical support covering ethyl silicone oil, methyl silicone oil, phenyl silicone oil, hydrogen‑containing silicone oil and other organosilicone products. We assist customers with material‑solution analysis according to operating temperature, target viscosity, equipment materials, lubrication modes and end‑use requirements.
For specialty lubrication, mold‑release and electrical‑insulation projects, finalize technical schemes via sample testing, formulation optimization, field‑condition verification and long‑term stability assessment, rather than performing material replacement based on isolated single‑parameter indicators.
