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Kraft Paper Impregnation Line

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Kraft Paper Impregnation Line

Kraft paper is a durable, coarse paper known for its strength and versatility. Its impregnation process, crucial for enhancing these properties, involves the application of various resins and chemicals. Kraft paper, produced from chemical pulp processed in the Kraft process, is notable for its high tensile strength and durability. It is often brown in color, though it can be bleached to make white paper.

Kraft Paper Impregnation Line Video

Parameters of Kraft Paper Impregnation Line

No. Item Parameters
1 Steel Rollers Width 1500mm
2 Paper Width Max 1350mm
3 Mechanical Speed 80m/min
4 Working Speed 35m/min - 80m/min
5 Resin Solids Contents Approx 50%
6 Resin Content 45-270%

More Details of Kraft Paper Impregnation Line


Primary Impregnation Station

For Primary Impregnation Station. After paper pass to impregnation machine, paper’s lower surface is single-glued by back coating roller. The size of wrap angle on back coating roller is adjustable by technological requirements. Resin liquid impregnate into paper’s lower surface and remove air inside paper. To remove air inside paper thoroughly, there has breathing device after back coating device. Breathing device is equipped with rubber bending roller on both ends.


Drying Section

Dry the impregnated paper. The heating medium of dry section is heat transfer oil. According to technological requirement of drying, each section of drying zone has one temperature zone and can separately set its operating temperature and is automatically controlled by temp control system to keep real temperature and setting temperature stay at same. Generally the temperature is controlled between 100~200℃. Each section has one wet-exhaust connector which the size of connector is controlled by manual-operated ventil.

Benefits of Using Kraft Paper Impregnation Line

Quality Improvement Impregnation enhances the physical properties of kraft paper, making it suitable for high-quality packaging and specialty applications that require enhanced durability.

Efficiency in Production Using a dedicated impregnation line allows for continuous and efficient production processes, significantly increasing output and reducing

How to Troubleshoot Common Issues in Kraft Paper Impregnation Line

Kraft paper impregnation lines are crucial for enhancing the strength and durability of paper products. However, like any industrial machinery, they are susceptible to various issues that can disrupt production efficiency and quality.

Understanding Common Issues Moisture Content Variations Moisture content fluctuations can lead to inconsistencies in the impregnation process, affecting the quality of the final product. Identifying the root causes of moisture variations is crucial for effective troubleshooting.

Temperature Fluctuations Temperature control is critical in the impregnation process to achieve the desired bonding between paper fibers and resin. Fluctuations in temperature can result in subpar impregnation and product defects.

Mechanical Failures Mechanical failures, such as malfunctioning rollers or pumps, can halt production and lead to costly downtime. Addressing mechanical issues promptly is vital to minimizing disruptions and maintaining productivity.

FAQ of Kraft Paper Impregnation Line

1.How often should I conduct maintenance checks on my impregnation line?

Regular maintenance checks should be performed according to the manufacturer's recommendations, typically at least once a month.

2.What are the consequences of ignoring temperature fluctuations in the impregnation process?

Ignoring temperature fluctuations can lead to uneven impregnation, decreased product quality, and increased waste.

3.Can I troubleshoot moisture content variations without specialized equipment?

While specialized equipment can aid in troubleshooting, basic adjustments to impregnation parameters can often address minor moisture content variations.

4.What are some signs that my impregnation line may be experiencing mechanical failures?

Signs of mechanical failures include unusual noises, vibrations, or irregularities in product quality.

5.How can I minimize downtime during maintenance checks?

Implementing proactive maintenance practices and scheduling checks during planned downtime can help minimize disruptions to production.



If there is anything you're not sure about or you just need a hand getting set-up you can call or email us.

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