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Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper
Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper
Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper
Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paperCentral Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper
Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper
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Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paperCentral Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper
Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper

Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper
Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper Central Pulp & Paper Research Institute (CPPRI), A National level institute to promote R&D in the field of pulp & paper


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Divisions of the Institute


» Stock Preparation, Paper Making & Conversion Division (SPPMC)

Stock Preparation, Paper Making & Conversion Division (SPPMC)


Stock Preparation, Paper making and Conversion division of the institute has modern laboratories equipped with latest instruments of international standard. R&D programmes / Sponsored Projects/ Technical Services in the following areas are conducted :

Stock Preparation Pulp quality Evaluation
Wet End Optimisation Sizing, Chemical Additives, Fillers, Optimising Paper Making Parameters
Paper Quality Physical Strength, & Optical Characteristics Evaluation
Printing Quality Picking, Print Density, Print Through, Ink Demand, Print Uniformity, and Print Set Off
Conversion Coating
Technical / Consultancy Services Quality Improvement & Product Development, Solving Papermaking Problems
Formulating / Updating the National Standards of pulp & Paper Testing
Training of Mill personnel / Scientists / Engineers in Specialized Area.

With the help of latest equipment available and scientific staff trained abroad and having wide experience in applied research, the division is presently serving pulp & paper mills, pulp suppliers, instrument manufacturers, Central & State Government Organisations, Banks, Universities and other educational institutions, Newsprint houses of India and neighbouring countries like Nepal, Myanmar and Bangladesh.

The following testing facilities are available


PULP EVALUATION
  Beating (PFI Mill or Valley Beater)
Sheet making in British
Sheet Former, Rapid Kothen sheet Former or Dynamic Sheet Former
Bauer McNett Fiber Classification
Evaluation of Sizing Chemicals
Particle Surface Charge & Colloidal Charge of Paper Slurry
Filler & Fines Retention
Freenss (CSF)
Pulmac permeability Test: Specific Surface, Specific Volume, Compressibility
Water Retention Value (WRV)
Wet Web Tensile properties

PAPER TESTING
  Abrasion Resistance
Air Resistance (Gurley)
Ash Content
Bursting Strength
Cobb Sizing Test
Concora Medium Test (CMT) Short Compression Test (SCT)
Contact Angle (Sizing Test)
Grammage
Folding Endurance
In Plane Tear Test
Klemm Absorbency
Moisture
Paper Dimensional Stability
pH (Hot Extract)
Porosity (Bendtsen)
Ring Crush Test
Roughness (Parker Print Surf)
Tearing Strength
Tensile Strength
Tensile Energy Absorption
Thickness
Water Absorptivity (Blotter)
Wax Pick Strength
Wet Tensile Test
Castor Oil Penetration

Optical Characteristics
  Sp. Scattering Coefficient
Brightness
CIE, Colour Coordinates
Dominant Wavelength
Opacity
Transparency
Whiteness
Yellowness
Gloss
Image Analyser Test
- Dirt & Specks
- Formation

Printing
  Fluff Testing
IGT Printability Tests
- Oil Absorbancy
- Picking Velocity
- Print Density
- Printing Smoothness
- Print Through
- Gravure Printing
- Covering Power of Ink

Others
  Carbon Paper
- Durability
- Manfolding
Amount of Carbon
Pulmac Zero Span Test
- Fiber Strength
- Orientation Index
Grease Proof Testing
Stencil Paper
- Moisture Resistance
- Keeping Quality
- Performance on Duplicate Machine
Tissue Paper
- Rate of Absorption
- Disintegration Capability


Dr. Y. V. Sood
Dr. Y. V. Sood Designation : Scientist E-II

Objectives

¤ To carry out applied research related to stock preparation & papermaking.upgradation.

¤ To conduct R&D projects approved by RAC which are of general interest to the pulp & paper mills.

¤ To develop new grades of paper.

¤ To formulate / upgrade the national standards of paper testing.

¤ Sponsored Projects (Projects sponsored by sponsoring agencies for their specific needs).

¤ Technical Assistance to various government agencies in the matters related to Pulp & Paper.

¤ Training of mill personnel/Scientists/Engineers in specialized areas.

Tensile Properties Measurements
Tensile Properties Measurements

Mutek Particle Charge Detector
Mutek Particle Charge Detector

R & D Programmes / Technical Services in the following areas are undertaken

¤ Quality evaluation of pulps.

¤ Stock preparation optimization .

¤ Evaluation of chemical additive in paper making .

¤ Sizing optimization and Neutral sizing.

¤ Optimization of paper making process parameters.

¤ Quality evaluation of paper, board and newsprint.

¤ Coating

¤ Printing characteristics of paper.

¤ Quality improvement of end products.

¤ Paper making problems.

The stock preparation and paper making division of the Institute has modern laboratories equipped with sophisticated latest instruments of International standard. Some of these instruments are :



Paprican Microscanner
Paprican Microscanner
¤ Rapid Kother sheet former
¤ PFI mill, valley beater
¤ Wet web tester
¤ Deinking cell and hydrapulper
¤ Mutek particle charge detector
¤ Image analyser
¤ Fracture toughness tensile tester
¤ IGT printability tester
¤ Computerized optical characteristic tester Paprican Microscanner
¤ Z- tensile tester
¤ Fibre rising tester
¤ Dynamic Dimensional stability tester

With the help of latest instruments available and scientific staff trained abroad and having wide experience in Applied research work, the division is presently serving Pulp & Paper mills, Pulp suppliers, instrument manufacturers, Central & State Government organizations, Banks, Universities and other educational institutions, Newsprint houses of India and neighboring countries like Nepal, Bangladesh.

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