High-performance polyurethane coatings for the forest and paper industry
In the forest and paper industry, equipment durability and efficiency are paramount. We provide specialized polyurethane coatings tailored to meet the rigorous demands of this sector.
Key Benefits of Ravelast Elastomer Coatings:
- Superior wear resistance: Our coatings exhibit exceptional resistance to abrasion, extending the lifespan of rollers and other components.
- High load-bearing capacity: Designed to withstand heavy loads, ensuring consistent performance under demanding conditions.
- Chemical durability: Resistant to common chemicals used in the industry, maintaining integrity and performance over time.
- Hydrolysis resistance: Our coatings are engineered to resist degradation in humid environments, ensuring longevity.
- Easy maintenance: special non-stick properties facilitate easier cleaning and maintenance, reducing downtime.
We repair and provide polyurethane and rubber coatings in hardness range of 0-180 P&J for following use
- tambour rolls
- guide rolls
- friction and brake rolls in rolling line
- winder rolls
- feed and drive rolls of wrapping line
- steering rolls for wagon conveyer
- plywood counter and gluing rolls
- printing machine guide- and waxing rolls
- additionally truck and AGW wheels
RaveLast PU10
A highly wear-resistant special polyurethane coating for roller positions in the paper and pulp industry. The coating has excellent load-bearing capacity and tear strength, as well as good resistance to hydrolysis.
| Applications | ||
| Sheet cutter rollers, pope-cylinders |
| Technical specifications | ||
|
Hardness |
10 P&J or 65 shD | |
| Thickness | 5-20 mm, or as required | |
| Colour | red, or as agreed | |
| Heat resistance | max. 90⁰c | |
| Surface roughness | Ra < 3.2 μm | |
| Groovings | per drawing | |
RaveLast PU20 and RaveLast PU20 NONSTICK
A highly wear-resistant and long-lasting special polyurethane coating for roller positions in the paper industry. This coating also has high load-bearing capacity and tear strength, and it resists hydrolysis effectively.
Ravelast PU20 is also available in a NONSTICK specialty grade, in which the coating’s natural nonstick properties are further enhanced with a special filler.
| Applications | ||
| Tambour rolls |
| Technical specifications | ||
|
Hardness |
20 P&J or 95 shA | |
| Thickness | 5-20 mm, or as required | |
| Colour | red or as agreed | |
| Heat resistance | max. 90⁰c | |
| Surface hardness | Ra < 3.2 μm | |
| Groovings | according to drawings | |
RaveLast PU25
A highly load-resistant special polyurethane coating for roller positions in the paper industry. The material also has good wear and hydrolysis resistance. The coating has excellent tear strength, making it resistant to cuts and scratches.
| Applications | ||
| Drive rollers |
| Technical specifications | ||
|
Hardness |
25 P&J or 90 shA | |
| Thickness | 5-15 mm, or as required | |
| Colour | red, or as agreed | |
| Heat resistance | max. 90⁰c | |
| Surface roughness | Ra < 3.2 μm | |
RaveLast RU0
A highly wear-resistant hard rubber coating for roller positions. The material is tough and withstands common chemicals used in the paper industry as well as elevated temperatures. The surface does not crack easily and is easy to clean.
| Applications | ||
|
Guide rollers, breast rollers, drive rollers |
| Techical specifications | ||
|
Hardness |
0-3 P&J | |
| Thickness | 5-15 mm, or as required | |
| Colours | black, grey or brown | |
| Heat resistance | max. 120⁰c | |
| Surface hardness | Ra < 3.2 μm | |
RaveLast RU75 SLEEVE
Highly wear-resistant rubber sleeves with or without steel wire reinforcement for curved rollers in positions requiring good friction. Also available in a dirt-repellent Teflon-blend grade for applications requiring low friction. The rubber sleeve also allows for easy replacement of the roller surface.
| Applications | ||
|
Spreader rollers |
| Technical specifications | ||
|
Hardness |
75-95 shA | |
| Thickness | 5-15 mm, or as required | |
| Colour | black | |
| Temperature resistance | max. 120⁰c | |
| Surface hardness | as required | |
