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KLUBER

1Pcs KLUBER Lubrication PETAMO GHY 441 Grease 1Kg SAFE RELIABLE

1Pcs KLUBER Lubrication PETAMO GHY 441 Grease 1Kg SAFE RELIABLE

$378.55 USD
$378.55 USD $378.55 USD
Udsalg Udsolgt
Levering beregnes ved betaling.
Condition new
MPN GHY 441 Grease 1Kg
Type n/a
Country of Origin Germany
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  • step 1: Quote Or Shop Now

    You can place an order directly or contact us via email and whatsapp for a quote

  • step 2: Confirmation and delivery

    After placing an order, we will contact you by email or WhatsApp within three days to provide photos and videos of the product for confirmation and then ship it.

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Engineer's Quick Brief

  • Soft Consistency for Automation: Engineered with an NLGI 1 grade (310-340 penetration), making it highly pumpable and ideal for centralized automated lubrication systems.
  • Extreme Thermal Stability: Formulated with a premium ester base oil and polyurea thickener, ensuring structural integrity and preventing carbonization under continuous high-load operations up to 180°C (356°F).
  • Extended Bearing Life: Exhibits excellent resistance to oxidation, water washout, and bearing drag, drastically reducing maintenance costs in high-temperature applications.
  • Primary Application Scenario: Widely adopted for load rollers in continuous casting machines, wood panel presses, and billet furnaces.

Introduction to KLUBER PETAMO GHY 441

The Klüber PETAMO GHY 441 (1 Kg Can) is a highly advanced synthetic lubricating grease engineered for the life-time and long-term lubrication of rolling and plain bearings subjected to high continuous loads and elevated temperatures. Its distinct ester oil and polyurea thickener formulation provides a highly efficient, low-drag alternative to standard mineral-based lubricants.

With an apparent dynamic viscosity optimized for heavy-duty industrial environments and a softer consistency profile than its sister product (GHY 443), the PETAMO GHY 441 excels in preventing premature bearing failure, minimizing grease consumption, and ensuring seamless operation within modern automated lubrication pipelines.

Technical Specifications

Parameter Specification Value Test Standard / Method
Base Oil / Thickener Ester Oil / Polyurea -
Color / Texture Light Beige / Homogeneous, Fibrous -
Service Temperature Range -30 °C to 180 °C (-22 °F to 356 °F) -
Density at 20 °C Approx. 0.97 g/cm³ -
Worked Penetration (25 °C) 310 to 340 (0.1 mm) - NLGI 1 DIN ISO 2137
Drop Point > 250 °C DIN ISO 2176
Kinematic Viscosity (Base Oil, 40 °C) Approx. 440 mm²/s DIN 51562 pt. 01
Kinematic Viscosity (Base Oil, 100 °C) Approx. 38 mm²/s DIN 51562 pt. 01
Speed Factor (n × dm) Approx. 250,000 mm/min -
Corrosion Protection (SKF-EMCOR) <= 1 corrosion degree (1 week, dist. water) DIN 51802
Flow Pressure (-30 °C) < 1400 mbar DIN 51805
Minimum Shelf Life 24 Months (dry, frost-free, unopened) -

Industrial Application Matrix

  • Continuous Wood Panel Presses: Reliable lubrication of high-stress roller bearings without carbon deposits.
  • Metallurgical Plants: Ideal for pillow block bearings on billet furnaces and load rollers in continuous casting machinery handling severe thermal gradients.
  • Electric Motors & Fans: Suitable for fan drive shaft bearings situated in drying ovens experiencing ambient temperatures up to 180 °C.
  • Automated Central Systems: The NLGI 1 rating allows flawless pumping through narrow feed lines, avoiding blockages common with thicker high-temp greases.

Bearing Relubrication & Speed Factor Calculator

Use this FAE tool to calculate the exact grams of PETAMO GHY 441 required for relubrication, and verify if your operating speed aligns with the grease's 250,000 n·dm speed factor limit.

Relubrication Quantity:

Speed Factor Check:

Troubleshooting & FAQ

Can I mix Klüber PETAMO GHY 441 with mineral-based or lithium-complex greases?

Mixing is strictly not recommended. PETAMO GHY 441 uses a synthetic ester oil and a polyurea thickener. Mixing it with incompatible thickeners (like lithium or calcium complex) can cause the grease structure to collapse, leading to oil bleed and catastrophic bearing failure. Always thoroughly pre-clean bearings prior to initial application.

Why choose PETAMO GHY 441 over PETAMO GHY 443?

While both share the identical ester/polyurea base and 180 °C temperature rating, GHY 441 has a softer consistency (NLGI 1 vs NLGI 2). This makes GHY 441 significantly easier to pump through narrow distribution lines, making it the preferred choice for machinery utilizing centralized automatic lubrication systems.

What does a speed factor (n × dm) of 250,000 mean for my application?

The speed factor dictates the maximum allowable rotational speed for a given bearing size before the grease begins to separate or overheat due to mechanical shear. A value of 250,000 means GHY 441 is engineered primarily for large, high-load, low-to-medium speed bearings rather than highly dynamic spindle bearings.

Cross-Reference Guide

  • Thicker Alternative: Klüber PETAMO GHY 443 (For manual packing where an NLGI 2 consistency is required).
  • High-Speed Alternative: If your calculated speed factor drastically exceeds 250,000, consider specialized spindle greases such as Klüber ASONIC GHY 72 or ISOFLEX NBU 15.

About Koeed Automation

Expert Supply Solutions for Global Industrial Electronics

At Koeed.com, we are professional architects of the industrial electronics supply chain. We specialize in providing high-performance PLCs, HMIs, Servo Motors, Drives, and Converters to ensure that modern manufacturing operations remain efficient, reliable, and future-proof in 2026’s competitive landscape.

🛡️ Certified Quality

We source only 100% authentic industrial hardware from global category leaders. Every component undergoes a rigorous verification process to meet Industry 4.0 reliability standards.

⚙️ Engineering Domain

Our experts provide more than just parts; we offer technical insight. We assist in complex product selection and compatibility audits for both legacy system upgrades and new installations.

🌐 Rapid Global Logistics

Time is money in industrial automation. Our optimized supply network ensures that critical components reach your facility quickly, significantly reducing unplanned downtime and operational loss.

Strategic Global Portfolio: Siemens, Omron, FANUC, Schneider Electric, Mitsubishi, Yaskawa, Allen-Bradley, and other elite industrial brands.

Supporting your vision for a smarter, more efficient industrial future.

Special Reminder

Important

If you have any questions about product information and prices, please feel free to contact us by email or WhatsApp. We will respond quickly.

  • Business Days Only (Monday through Saturday)
  • It takes up to 10 days from the time of ordering (excluding Saturdays and Sundays) to the time of delivery to your designated location. Worldwide delivery.
  • Within 3 days after placing the order, we will send you photos and videos of the product via email or WhatsApp for confirmation

International shipping - items may be subject to customs processing depending on the item's customs value.
Sellers declare the item's customs value and must comply with customs declaration laws.
As the buyer, you should be aware of possible:

  • Delays from customs inspection.
  • Import duties and taxes which buyers must pay.
  • Brokerage fees payable at the point of delivery.

Shipping Policy

Global Delivery

We ship to customers all over the world. Our primary logistics providers are DHL, UPS, TNT, FedEx, and EMS.

Processing Time

All orders are processed within 72 hours of purchase. Please note that this applies to business days only.

Shipping Rates & Delivery Estimates

Shipping charges for your order will be calculated and displayed at checkout. Delivery estimates are within 7-14 days. Please note that these shipping times are only estimates and unfortunately, cannot be guaranteed.

Shipment Confirmation & Order Tracking

You will receive a Shipment Confirmation email once your order has shipped containing your tracking number(s). The tracking number will be active within 24 hours.

Customs, Duties, and Taxes

Please note, international shipping services do vary from country to country. To find out the exact services that are available, please put in your full address at checkout. Shipping internationally does mean that you may be required to pay customs and import taxes. All international customers are responsible for the customs rates within their own country. For further information, we recommend contacting your local customs office.

Damages

We take every reasonable precaution to ensure that products are not damaged. If the item is damaged in transit, please immediately contact us. We are not liable for any products damaged or lost during shipping. If you received your order damaged, please contact the shipment carrier to file a claim. Please save all packaging materials and damaged goods before filing a claim.

Force Majeure

When encountering with force majeure, the processing of orders will be delayed. Nevertheless, it is ensured that your order will be processed in a fast manner when weather permits.

Address Verification

Please verify you have the correct shipping address on your order PRIOR to making payment as this is the address we will ship to.

Return Policy

For more information, visit our Return Policy page.

International shipping - items may be subject to customs processing depending on the item's customs value.

Sellers declare the item's customs value and must comply with customs declaration laws.
As the buyer, you should be aware of possible:
• Delays from customs inspection.
• Import duties and taxes which buyers must pay.
• Brokerage fees payable at the point of delivery.

Contact Us

If you have any questions about your order, please contact us at moritta@koeed.com.

Return Policy

Return and Refund Policy

We want you to be completely satisfied with your purchase on our store. If for any reason you are not entirely satisfied, we're here to help!

Returns

You have a generous 30 calendar days to return an item from the date you received it. To be eligible for a return, ensure the item is in its original, unworn, and unused condition with tags and packaging intact. Retain your receipt or proof of purchase for eligibility. Please note that certain items are non-returnable like perishables, custom products, personal care goods, hazardous materials, flammable liquids, and gases. Reach out for clarifications on specific items.

Return Process

Commence the return process by reaching out to us at moritta@koeed.com. Upon approval, we will furnish you with a return shipping label and detailed instructions for dispatching your package. Unnotified returns will not be accepted.

Damages and Issues

Kindly review your order upon delivery. Notify us promptly if it arrives defective, damaged, or incorrect. We will address the matter swiftly.

Exchanges

Facilitate a swift exchange by returning the original item once approved and making a new purchase.

EU 14-Day Cooling Off Period

EU-bound shipments allow a 14-day cancellation or return period without justification. Conditions mirror standard returns.

Refunds

Upon receiving and inspecting your return, we’ll inform you of the refund status. Approved refunds are automatically processed within 10 business days via the initial payment method. Allow time for financial institutions to finalize the refund. For delays exceeding 15 business days post-approval, contact us at moritta@koeed.com.

Shipping

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.

Contact Us

If you have any questions on how to return your item to us, feel free to contact us at moritta@koeed.com.

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