Product Introduction
Printing press bearings are mechanical components that support the rotating parts of a printing press, and are used to reduce friction and ensure the smooth operation of the printing press.
Product Features
High Wear Resistance: Printing press bearings are forged from GCr15SiMn steel with a PVD coating and nitriding treatment, resulting in a 40% longer wear life than ordinary bearings and minimal wear even after 8000 hours of continuous operation.
Corrosion Resistance: Resistant to ink and solvent corrosion, they will not rust even after prolonged contact with wet ink.
Sealed Design: Printing press bearings are equipped with double-lip fluororubber and stainless steel covers, achieving an IP66 protection rating, effectively isolating ink and dust.
Customizable: Bearings and surface coatings can be customized according to drawings, samples, or equipment dimensions.
Wide Applicability: Compatible with Heidelberg, Roland, and various high-speed roll and flatbed printing presses, meeting the needs of various printing materials and operating conditions.
Why We Are the Leading Manufacturer of Printing Press Bearings
Our company is located in the Shandong bearing industry cluster, with obvious advantages in resources and supply chain.
We offer a wide range of products, covering more than 50 series, from deep groove ball bearings to tapered roller bearings.
Our team provides special customization, such as ceramic bearings and high-temperature bearings, to meet specific needs.
We implement strict quality control, certified by ISO9001 and TS16949.
Frequently Asked Questions
Q: How to install bearings?
A: Clean the shaft and housing bore, gently press the bearing into place, ensuring even force distribution on the rollers.
Q: How to clean bearings?
A: Clean with a neutral solvent, then apply high-temperature lithium-based grease for smooth operation.
Q: Are tools needed to install printing press bearings?
A: Standard press-fit tools are sufficient; no complex equipment is required.
Q: How to store unused bearings?
A: Store in a dry environment, avoiding moisture and dust contamination.
Q: What precautions should be taken during transportation?
A: Keep dry and shockproof to prevent bearing collisions and deformation.
Technical Parameters
|
Parameter Category |
Details |
|
Bearing Type |
Deep groove ball bearings, cylindrical roller bearings (high-precision class) |
|
Material |
- Inner/Outer Rings: GCr15SiMn bearing steel (HRC62-65) |
|
Seal Design |
Double-lip fluororubber (FKM) seal + stainless steel shield (IP66 protection) |
|
Dimension Range |
- Bore: 15mm - 120mm |
|
Load Capacity |
- Dynamic Load Rating (C): 18kN - 110kN |
|
Temperature Range |
- Operational: -20°C - 80°C |
|
Speed Rating |
Max. Rotational Speed: |
|
Friction Coefficient |
- Dry: 0.018 - 0.025 |
|
Precision Class |
- ABEC-5 (standard) |
|
Wear Resistance |
- Wear Rate: ≤0.01mm/1000 hours |
|
Corrosion Resistance |
- Salt Spray Test: 500h (ISO 9227) |
|
Lubrication |
- Grease: High-temperature lithium complex grease (NLGI 3) |
|
Certifications |
ISO 9001:2015, RoHS compliant |
|
Installation Fit |
- Shaft: k6 (transition fit) |
|
Applications |
- Offset printing presses (Heidelberg, Roland) |
|
Custom Options |
- Anti-corrosion coatings (DLC, Zn-Ni) |
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