Material Composition & Raw Materials

Primary Fiber Source: 100% Eucalyptus globulus fibers from Portugal

Fiber Characteristics:

• Longer cellulose fibers compared to birch alternatives
• Optimal cell wall thickness for superior bulk
• Excellent porosity and formation
• High stiffness and dimensional stability

Manufacturing Benefits:

• 34% more pulp per unit of raw material compared to birch
• Superior environmental efficiency
• Sustainable regenerative forestry practices
• Reduced environmental footprint

Chemical Composition:

• Bleached eucalyptus kraft pulp
• AKD (Alkaline sizing) for neutral pH
• No elemental chlorine (ECF process)
• Free from harmful chemicals
• Acid-free composition for archival longevity

Key Performance Features

Printing & Copying Compatibility

• Perfect machine performance with excellent printing quality in 4-color process, 500 sheets per ream, 4000 sheets per carton, 97 GE Brightness and high opacity.
• Compatible with all modern offset printing equipment
• Excellent performance on digital printing devices
• Superior compatibility with inkjet and laser printers
• No jamming issues on copiers and multifunction devices
• Zero dust contamination in equipment
• Outstanding sheet quality for clean cutting

Print Quality Characteristics

• Superb whiteness enhances the contrast to printed areas, giving text and colors a more distinct appearance.
• Vivid color reproduction in 4-color process printing
• Sharp image quality with minimal halftone distortion
• Superior opacity prevents show-through on both-sided printing
• Excellent ink absorption and transfer
• Consistent print results across all batches
• Enhanced visual impact for promotional materials

Physical Durability

• Outstanding thickness prevents paper curling and jams
• Faster production speeds with fewer processing errors
• Excellent tear resistance in both machine and cross directions
• High tensile strength for demanding applications
• Superior dimensional stability
• Exceptional stiffness and rigidity

Environmental Certifications & Sustainability

Certifications & Awards:

• FSC™ Certified: Full Forest Stewardship Council certification across entire product range
• EU Ecolabel: Awarded for environmental responsibility (40lb to 80lb Text versions)
• ECF (Elemental Chlorine Free): Manufacturing process uses chlorine-free bleaching
• Acid-Free: Guaranteed archival quality for long-term preservation
• ISO 9001: Quality management system certified

Sustainable Manufacturing:

• Responsibly managed Portuguese eucalyptus forests
• Advanced sustainable production techniques
• Forest biomass used as primary energy source
• Reduced carbon footprint compared to alternative materials
• Water-efficient manufacturing processes
• Minimal waste production

Storage & Handling Recommendations

Optimal Storage Conditions:

• Temperature: 18-24°C (65-75°F)
• Relative Humidity: 45-55%
• Storage Location: Cool, dry, well-ventilated indoor environment
• Protection: Away from direct sunlight and heat sources
• Duration: Up to 12-18 months under proper conditions

Handling Best Practices:

• Use appropriate paper handling equipment for large format sheets
• Maintain protective wrapper until use
• Allow paper to acclimate to room conditions before opening (30 minutes minimum)
• Stack sheets on flat surfaces to prevent warping
• Avoid dropping, crushing, or bending reams
• Use clean hands or wear gloves when handling
• Protect from moisture and humid environments

Packaging Details

Standard Ream Configuration:

• 500 sheets per ream
• Protective kraft paper wrapper with tear slot
• Anti-slip ream bands for secure packing
• Cardboard protection on all sides

Standard Box Configuration:

• 5 reams per box (2,500 sheets)
• Ergonomic carton with tear handles
• Moisture-resistant outer packaging
• Clear labeling with specifications
• Easy-to-read product codes

Pallet Configurations:

• Standard 1,200 × 1,000 mm pallets
• Multiple stacking heights available
• Shrink-wrapped for secure transport
• Variable quantities per pallet based on sheet size
• Compatible with standard forklift handling

Applications & Ideal Uses

Soporset paper in these specifications is ideal for:

Commercial & Offset Printing

• Annual reports and corporate documents
• Premium catalogues and brochures
• Marketing collateral and promotional materials
• Magazine printing and publication inserts
• Advertising flyers and brochures
• Direct mail campaigns
• Packaging inserts

Digital Printing

• High-quality 2-4 color digital print jobs
• Variable data printing projects
• Business collateral materials
• Personalized communications
• Short-run printing applications

Large Format Applications

• Poster production and displays
• Technical drawings and blueprints
• Large-scale promotional graphics
• Construction documents
• Architectural plans
• Engineering drawings

Professional Documents

• Business cards (premium weights)
• Presentation folders and covers
• Book covers and dust jackets
• Invitation cards and stub tickets
• Perfume packaging and luxury boxes
• Premium stationery

General Office & Copying

• High-volume document copying
• Office printing and correspondence
• Business correspondence
• Internal and external documentation
• Educational printing materials

Quality Assurance & Testing Standards

ISO Compliance:

• ISO 536: Determination of grammage (basis weight)
• ISO 534: Measurement of thickness (caliper) and density
• ISO 8791/2: Bendtsen method for surface roughness
• ISO 287: Determination of moisture content
• ISO 11475: CIE whiteness measurement
• ISO 2471: Opacity measurement
• ISO 9001: Quality management systems

Quality Control Measures:

• On-line quality monitoring at manufacturing mill
• Laboratory testing of all specifications
• Brightness consistency within ±2% of specification
• Weight tolerance of ±2% of stated GSM
• Thickness uniformity throughout batch
• Regular batch certification documentation
• Continuous fiber