Paper machine circulating oil additive package UNP PC606

Description

The Paper Machine Circulating Oil Additive Package UNP PC606 is likely a specialized blend of chemical additives designed to enhance the performance of circulating oils used in paper machine lubrication systems. These systems typically lubricate bearings, gears, and other components in the wet-end, dry-end, and press sections of paper-making machinery.

Features of Paper Machine Circulating Oil Additive Package UNP PC606

Oxidation Stability: Contains antioxidants to resist oil degradation, extending service life and preventing sludge or varnish buildup under heat and prolonged use.

Water Separation (Demulsibility): Enhances the oil's ability to separate from water quickly, critical in wet-end sections where water contamination is common.

Anti-Wear Protection: Includes additives like EP (extreme pressure) agents to reduce wear on gears and bearings under high loads.

Corrosion Resistance: Provides rust and corrosion inhibitors to protect metal surfaces exposed to moisture or acidic conditions.

Filterability: Ensures compatibility with ultra-fine filters (e.g., 6–12 microns), preventing clogging and maintaining clean oil flow.

Thermal Stability: Maintains performance at elevated temperatures (e.g., dryer sections up to 120℃–200℃), resisting breakdown or viscosity changes.

Deposit Control: Likely incorporates detergents or dispersants to minimize deposits on hot surfaces, keeping components clean.

Foam Suppression: Reduces air entrainment and foaming, ensuring consistent lubrication in high-speed circulation systems.

These features would make UNP PC606 a robust solution for maintaining machinery reliability in harsh paper-making environments.

Applications of Paper Machine Circulating Oil Additive Package UNP PC606

UNP PC606 would be formulated for use in circulating oil systems across various paper machine sections and related equipment. 

Wet-End Systems: Lubricating bearings and rollers exposed to water and pulp slurry, such as in forming sections.

Dryer Sections: Protecting bearings and gears in high-temperature drying cylinders (e.g., 120℃–200℃).

Press Sections: Supporting rolls and bearings under heavy loads and potential water ingress.

Calender Stacks: Ensuring smooth operation of precision components at moderate to high temperatures.

Gear Drives and Pumps: Used in auxiliary equipment like reduction gears, suction box pumps, or vacuum pumps in paper mills.

General Circulation Systems: Applicable to any centralized lubrication system in paper production requiring consistent oil flow and protection.

Its versatility likely extends to machines from major OEMs like Valmet, Voith, or SKF, meeting or exceeding their specifications.

How to Select a Paper Machine Circulating Oil Additive?

Choosing an additive package like UNP PC606 involves matching its properties to your paper machine's operational demands. Here's a guide to the selection process:

Operating Conditions: Assess temperature ranges (wet-end vs. dryer section), water exposure, and load/stress levels. Choose an additive rated for your highest temperature (e.g., add a 20℃ buffer) and water-heavy environments.

Base Oil Compatibility: Ensure the package pairs well with your base oil (e.g., mineral, synthetic, or semi-synthetic) and delivers the required viscosity grade (e.g., ISO VG 150–460).

Water Handling: Prioritize excellent demulsibility if water contamination is frequent, as in wet-end systems, to avoid emulsion-related wear or filter issues.

Wear Protection: For high-load areas (e.g., press rolls), confirm strong anti-wear and EP performance via specs like four-ball wear tests.

Filter Compatibility: Verify the additive supports fine filtration (6–12 microns) without clogging, a must for modern paper machines.

Thermal and Oxidative Life: Look for high stability to reduce oil changes and maintenance in hot sections like dryers.

OEM Requirements: Check if it meets standards from manufacturers like Voith, Valmet, or SKF, often detailed in technical data sheets.

Cost vs. Downtime: Balance the additive's price against its ability to minimize wear, extend oil life, and reduce unplanned stops.

Techspecs

Appearance:Light Brown, clear Liquid

Composition:Combination of phosphorus-sulphur compounds with oxidation and corrosion inhibitors etc. additives

Sulfur:32%,wt

Phosphorus:0.5%,wt

Nitrogen:0.5%,wt

Viscosity,40℃, mm²/s:60

Density,20℃, kg/m³:1000