Pap-Tech Engineers & Associates

Sanganer, Jaipur, Rajasthan

Description:

Bursting Strength Tester is intended for measuring the bursting strength of strong paper by submitting it to increasing uniform hydraulic pressure. Single head and single pressure gauge For corrugation boxes 0-35 kg/cm2 For Paper 0-7 kg/cm2

Features : 

• Heavy Duty Cast Iron body.
• Manual Clamping Pressure.
• Motor suspension in rubber cradle.
• Wheel with screw actuates the raising and lowering of the upper clamp.
• The Bursting Pressure at the time of rupture is recorded on a sensitive pressure gauge.
• All pressure gauges are statically and dynamically calibrated.
• One pressure gauge is fitted as standard.
• Units supplied with ‘C’ spanner, 2 spare diaphragms, one alluminium foil and bursting fluid 

Description:

Pneumatic Single Head Bursting Strength Tester with printer determines the Bursting Strength for the Quality Control and Research & Development of paper, board and corrugated board. A test piece is clamped between two concentric plates each having circular opening in the center. Pressure is applied to the under side of a test piece by a rubber diaphragm, which is expanded by pneumatic pressure in two heads.

It has heavy cast-iron block & aluminum body, strain gauge pressure transducer, microprocessor system for sample, built-in pneumatic system for the diaphragm, quick connector for calibration, built-in electronics microprocessor and printer and exclusive.

You can also store 250 readings in your memory card

Process

You can check Bursting Factor of the Paper/Board Feed GSM of the test paper and you will get bursting strength and burst factor of the test paper/board in Decimal by Microprocessor System and with print

Technical - Specification:

• Measuring results : Individual Bursting Strength values in Kpa or Kg/cm² and burst factor for paper
• Pump flow rate : 95 ± 5 ml/min.
• Measuring range : 0-7 kg/cm² or 0-35 kg/cm2

Description:

Digital Bursting Strength Tester determines the Bursting Strength for the Quality Control and Research & Development of paper, board and corrugated board. A test piece is clamped between two concentric plates each having circular opening in the center. Pressure is applied to the under side of a test piece by a rubber diaphragm, which is expanded by hydraulic pressure.

It has heavy cast-iron block & aluminum body, strain gauge pressure transducer, microprocessor system for sample, built-in hydraulic system for the diaphragm, quick connector for calibration, built-in electronics and exclusive.

You can also store 250 readings in your memory card

Process

You can check Bursting Factor of the Paper/Board without any manual calculation. Feed GSM of the test paper and you will get bursting strength and burst factor of the test paper/board in Decimal by Microprocessor System.

Technical - Specification:

• Measuring results : Individual Bursting Strength values in Kpa or Kg/cm².
• Clamping force : 2700 N or extra clamping force adjustable by means of precise pressure regulator. A solenoid valve actuates the raising and lowering of the upper clamp.
• Accuracy : 0.1 of readout values. The effect of the diaphragm must however be taken into considerations.

The Internal Ply Bond Tester is a precision instrument used to determine the internal bond strength of paper, board, and laminates. This tester evaluates the strength in the Z-direction tensile strength, which is critical for assessing delamination resistance and the bond integrity of the layers. The equipment features a dual-capacity pendulum and provides direct readings on a calibrated scale for efficient and reliable results.

Applications:

• Measurement of internal bond strength in paper, board, and laminates.
• Evaluating glue bonding at carton side seams.
• Assessing delamination resistance in coated boards and materials with high-tack coatings.

Salient Features:

• Dual-Capacity Pendulum: Designed for versatile testing with a wide range of bond strengths.
• Direct Readings: Readings are displayed directly on a calibrated scale for ease of use.
• Precision Clamping: Clamping pressure adjustable between 50–200 PSI, with spacer rings provided for accurate pressing.
• Robust Construction: Heavy-duty design with a built-in leveling device ensures consistent and reliable performance.

Technical Specifications:

• Measuring Range:
  • 0.0–250 ft-lb.
  • 100–500 ft-lb (in thousands).
• Clamping Pressure: Adjustable from 50–200 PSI using supplied spacer rings.
• Scale Accuracy: Calibrated to provide precise measurements.

Description

Electronic Stiffness Tester (Bending Type) – Measuring range 0 – 5000 mN, accuracy of load cell within ± 2 % of pure reading but not better than ± % of 5000 mN.It is provided with imported load cell from SWEDA Sweden.As per TAPPI T – 543.

Description:

Analog Model Bursting Strength Tester is a widely used for measuring resistance to rapture in various materials. A test specimen is held between two circular clamps and subjected to an increasing pressure from a rubber diaphragm. The rubber diaphragm is expanded by a controlled hydraulic pressure until the test specimen raptured. Double head and double gauge for corrugation board and paper.

0-7 kg and 0-35 kg

FEATURES-

• Fully enclosed body panel mounted gauges
• and operating switches.
• Single push button cycle.
• Dual head for Paper & Board testing and corrugation testing
• Lazy hand (maximum Printer) for maximum burst reading.
• Heavy duty industrial Bourdon pressure gauges for
• greater durability.
• Switch from one head to another by a simple switch.

The Electronic GSM Balance is a precise and reliable instrument designed to measure the basis weight (GSM) of paper and other sheet materials. By weighing a small test sample with defined dimensions, the device calculates and displays the GSM (grams per square meter) directly on the Digital Panel Meter. The instrument is highly versatile, allowing adjustment for different paper sizes via keyboard selection.

Applications:

• Measurement of basis weight (GSM) for paper, paperboard, and similar sheet materials.
• Ensuring quality control and consistency in paper production.

Salient Features:

• Direct Digital Display: GSM of the test specimen is displayed directly on a Digital Panel Meter for ease of use.
• High Precision: Measurement accuracy up to 0.01 GSM, ensuring reliable results.
• Adjustable for Different Sizes: Easily accommodates varying sizes of paper samples through keyboard selection.
• Transparent Shield: Protects the test area, ensuring consistent environmental conditions and accuracy.
• Stainless Steel Tearing Templates: Durable templates enhance sample preparation and cutting accuracy.

Technical Specifications:

• Measurement Range: Designed to measure the GSM of a wide variety of sheet materials.
• Accuracy: ±0.01 GSM for precise measurements.
• Digital Display: Clear and easy-to-read panel for displaying results.

Additional Features:

• Durable Construction: Built to withstand rigorous lab use with minimal maintenance.
• User-Friendly Interface: Simplifies the testing process for efficient operation.
• Compact Design: Saves lab space while providing robust performance.

Description:

The Microprocessor Based Horizontal Tensile Strength Tester is used for determining the tensile strength and stretch of sheet materials.

Horizontal Tensile Strength Tester - User friendly software guides the operators through all steps of program selection, parameter modification and sample test to minimize to human error during test to provide rapid and efficient determination of tensile strength, stretch, tensile energy absorption (TEA) and tensile stiffness of paper and paperboard with in-built printer, fitted with imported load cell.

Technical - Specification :

Clamping Length : Selected.

Accuracy : ± 1% of reading down to 10% of the load cell capacity.

Resolutions : 0.025% of nominal load cell range and 0.1 mm in elongation measurement.

Computer Output : 1. RS 232 C & Printer port Model C 2 interface with pc having a specification a Pentium & specially developed software.

Description:

Pneumatic Double Head Bursting Strength Tester with printer determines the Bursting Strength for the Quality Control and Research & Development of paper, board and corrugated board. A test piece is clamped between two concentric plates each having circular opening in the center. Pressure is applied to the under side of a test piece by a rubber diaphragm, which is expanded by pneumatic pressure in two heads.

It has heavy cast-iron block & aluminum body, strain gauge pressure transducer, microprocessor system for sample, built-in pneumatic system for the diaphragm, quick connector for calibration, built-in electronics microprocessor and printer and exclusive.

You can also store 250 readings in your memory card.

Process

You can check Bursting Factor of the Paper/Board Feed GSM of the test paper and you will get bursting strength and burst factor of the test paper/board in Decimal by Microprocessor System and with print

Technical - Specification:

• Measuring results : Individual Bursting Strength values in Kpa or Kg/cm² and burst factor for paper
• Pump flow rate : 95 ± 5 ml/min.
• Measuring range : 0-7 kg/cm² or 0-35 kg/cm2

Description:

A photovolt brightness tester is a specialized instrument used to measure the brightness or whiteness of paper. This type of testing is crucial in the paper industry to ensure product quality and consistency, especially for applications where the visual appearance of the paper is important, such as printing and packaging.

Accessories:

• White Enamel Standard.
• Polished Black Glass.
• Cavity represents a sample of zero reflectance

Additional – Specification:

• Sensor : Selenium Photocell.
• Brightness Search Unit : Consist of deep blue gelatine filter #49, between photo voltaic cell, Infra-red absorbing glass and source of light.
• Opacity Search Unit : Consist of green filter of the set of tristimulus filters.
• Gloss Search Unit : Consist Glass filter and measures gloss as specular reflectively at 75º angle of incidence.

Description:

Manual Core/ Cone Compression Tester is an equipment to test paper tubes/ cores & cones for:

Radial Compression/ Crush.

Flat Horizontal Compression /Crush.

Flat Vertical/Crush.

Salient Features:

• Machine designed on proven principle of pneumatics.
• Easy and safe to operate.
• Skilled manpower is not required.
• Zero maintenance machine.
• Provides in – house quality control system at affordable price.
• Highest degree of consistency and reliability 

Application Standards ASTM D 3654:

Option 50/100 Kg Cast iron weight Regular / Deluxe / Digital Model

The Cobb Sizing Tester evaluates the water absorbency of paper-based materials by measuring the weight increase of a sample after exposure to water for a specified time. It is an essential quality control tool for assessing the material's resistance to water, ensuring performance in various applications like printing and packaging.

Features and Design

1. Material Construction:

   • Made of stainless steel, ensuring durability and resistance to corrosion.
   • Includes a stainless steel roller for drying the wet sample after testing.

2. Rotational Mechanism:

   • Equipped with a circular pan that rotates 180°, facilitating even water exposure.

3. Spring-Loaded Clamping System:

   • Ensures a leak-proof seal by pressing the cylinder against the sample on a rubber mat.
   • The clamping force is adjustable, and the cylinder can be easily lifted by pinching two handle bars together.

4. Tilting Lid Design:

   • The lid is secured using spring-loaded finger grips, allowing for smooth operation.

Operational Process

1. Sample Preparation:

   • Measure the GSM (grams per square meter) of the circular sample of paper or paperboard.
   • Place the sample in the circular pan filled with water.

2. Testing:

   • Rotate the pan 180° to ensure uniform water exposure.
   • Allow the sample to sit in the water for a specified duration.

3. Absorbency Measurement:

   • After exposure, remove the sample and weigh it to determine the water absorbed.
   • Use the stainless steel roller to press and dry the sample.

4. Final Calculations:

   • Measure the GSM of the dried sample.
   • Compare the before-and-after weights to calculate the water absorptiveness or Cobb value.

Key Parameters and Insights

• Cobb Value Definition:The mass of water absorbed in a specific time by one square meter of material under controlled conditions.
• Applications:Evaluates additives applied during manufacturing that enhance printing quality and liquid resistance.
• Materials Tested:Paper, paperboard, and corrugated fiberboard.

Benefits

• Provides accurate and reproducible results.
• Ensures better material selection for water-resistant applications.
• Enhances the quality of products by verifying resistance to liquids.

The Cobb Sizing Tester is a simple yet indispensable tool for ensuring paper-based materials meet industry standards for water resistance

Our Internal Ply Bond Tester is engineered to determine the Internal Bonding Strength of Paper, Paperboard, and Laminates, as per the TAPPI Routine Control Method RC-308. The device measures the average energy required (in thousands of foot-pounds) to delaminate a specimen into two piles, ensuring precise evaluation of bonding strength critical for product quality assurance.

This newly upgraded model offers enhanced accuracy and time efficiency, making it an indispensable tool for laboratories and industries focused on paper and board performance testing.

Key Features:

• Heavy Cast Iron Base: Provides stability and ensures reliable, vibration-free testing.
• Built-in Leveling Device: Guarantees precision alignment for accurate results.
• Pneumatic Air Supply: Facilitates automatic sample clamping through air pressure, streamlining operations.
• Pressure-Sensitive Tape Dispenser: Integrated with the base for ease of sample preparation.
• New Upgraded Model: Enhanced accuracy and efficiency, designed to meet the latest industry demands.

Technical Highlights:

• Measuring Range:
  • 0.0–250 ft-lb
  • 100–500 ft-lb (in thousands)
• Clamping Pressure: Adjustable from 50 to 200 psi using supplied spacer rings.
• Base Material: Heavy-duty cast iron for durability and robustness.
• Air Supply: Operates on pneumatic air for consistent clamping.

Accessories Included:

1. Calibration Jig Attachment: Includes a set of calibration weights for verifying device accuracy.
2. Spacer Rings: Ensures optimal clamping pressure for varied sample thicknesses.
3. Pressure-Sensitive Tape Support: Simplifies sample preparation for testing.

Benefits:

• Enhanced Efficiency: Automated clamping reduces operator influence and testing time.
• Precision Testing: Provides accurate, repeatable results critical for quality control.
• Durable Design: Built for rigorous lab and industrial environments.
• Ease of Use: Intuitive operation with minimal training required.

Applications:The Internal Ply Bond Tester is ideal for evaluating internal bonding strength in:

• Coated Paper: To assess coating adhesion and bonding strength.
• Paperboard and Laminates: To ensure durability and resistance to delamination.
• Packaging Materials: For quality control in carton and corrugated box manufacturing.

Description

It is used for testing the average Smoothness, Porosity and Softness of paper and films by determining the time necessary for a certain volume of air to flow through the inserted sample, under a uniform pressure.

Smoothness, Porosity & Softness Tester Equipment is a standard instrument for measuring Smoothness, Porosity and Softness Tester is intended for testing the average Smoothness, porosity and Softness of paper and film.

Standards:

AS PER TAPPIT-460, SCAN P 19, BS 6538/3, ISO 5636/5.

Option :

Inner cylinder of weight 5 oz fot high porous paper.

Description
It is used for determining the folding endurance of all kinds of Paper, Paperboard, Foil & Films with a standard folding speed per minute. Kohler Molin Type Folding Endurance Tester Loading clamps of dead weight type giving standard load of 800 gm during the test provided along with Five Figure impulse Counter having hold and zero setting.

The Equipment is used for determining the Folding Endurance of all kinds of paper, cardboard, foil and films up to 0.15 mm. The folding effect on the specimen, loaded by weights, is exerted by the oscillating and rotating movement of the upper clamps.

Standards:

As per TAPPIT-423, ISO 5626.

Technical - Specification :

• Two specimens can be tested simultaneously. The number of folds is registered by two counters, which are stopped automatically, when the specimen breaks.
• Folding clamps quick grip type of stainless steel for a strip width of 15 mm.
• Absolutely vibration free runs of folding clamp, due to the absence, of a conventional geared drive.
• Loading clamps of with weight bars and weights steps of 50 g give loads between 1.96 and 9.32 N. Standard load according to SCAN and ISO is 7.85 N (corresponding to a weight of 800 g).

Description

The Brightness and colour meter measures color, color purity, degree of yellowness, degree of whiteness, colour matching and colour fastness. It is used to measure diffused brightness colour value, CIE, Tristimulus, Rx, Ry, Rz, x, y, z, L, a, b, LxCxH values, yellowness & whiteness, colour graph etc. by using window base software with automatic solution of filter & illuminations. It is made with imported optical and filters along with Pentium computer colour monitor and printer.

Description

The Instrument is designed for the determination of the oil absorption resistance of the surface of paper and paperboard.Along with photo electric digital timer.

As per TAPPI, SCAN, ISO

Description:

Analog Type Bursting Strength Tester is intended for measuring the bursting strength of strong paper & Boards by submitting it to increasing uniform hydraulic pressure. Single head with double pressure gauge on wall:

Gauge 1- 0-7 Kg/cm2

Gauge 2- 0-35 Kg/cm2

Salient Features:

• Heavy Duty Cast Iron body.
• Manual Clamping Pressure.
• Motor suspension in rubber cradle.
• Wheel with screw actuates the raising and lowering of the upper clamp.
• The Bursting Pressure, at the time of rupture is recorded on a sensitive pressure gauge.
• All pressure gauges are statically and dynamically calibrated.
• Two pressure gauges are fitted as standard.
• Units supplied with C spanner, 3 spare diaphragms, one alluminium foil and glycol topping- up fluid.

Description

It is used for determining the smoothness and porosity of paper and board. It is based on rotameter airflow principle. It is provided with three imported variable area flow meter tubes from "Solertran Mobrey LTD., UK " and accesories.

The Bendtsen Smoothness & Porosity Tester is used for determining the smoothness and porosity of paper and board, based on conceptual design of Dr. Bendtsen.

Standards:

As per TAPPI Um535, DIN 53108, ISO 5636/3, 8791/2, SCAN P21, P60, BS 4420.

Technical - Specification :

Measuring range :

5-150ml/min or 50-500 ml/min or 100-3000 ml/min

Description:

We specialized in offering a premium quality range of Scuff Tester. Offered Scuff Tester is developed employing quality-proven material and high-end technology in conformation with current market standards. Our scuff tester is used to measure or evaluate color transfer from printed / coated surface during rubbing. Customers can avail the offered scuff tester from us in various specifications in a given time frame. Scuff tester is used to evaluate the Rub Proofness of Prints on Paper or Board.It can also be used to evaluate colour transfer from printed/coated surfaces during rubbing.

Standard:

As per BS 3110.

Features:

• User friendly control
• Very low noise level
• Low maintenance

The Quadrant Scale, also known as the GSM Scale, is a precise instrument designed to measure the Basis Weight (Grammage) of paper and other sheet materials by weighing small test samples of specified dimensions. This tool is essential in the paper, packaging, textile, leather, and rubber industries, where GSM (grams per square meter) is a critical factor for material quality and suitability.

The scale's pendulum design ensures accurate and reliable measurements, while its stainless steel body and corrosion-resistant components maintain its accuracy over time. Its calibration relies on precision dead weights, ensuring consistent performance as long as the pendulum remains free from corrosion, distortion, or other external factors.

Salient Features

• Sturdy Pendulum Design: Provides outstanding stability and reliability with a low center of gravity.
• Rigid Tubular Pendulum: Equipped with hardened bearings for smooth and precise needle movement.
• Chromium-Plated Leveling Screws: Ensures a stable base and accurate readings.
• Stainless Steel Templates: Durable and resistant to corrosion, maintaining sample precision.
• Double Graduation Quadrant Scale: Displays direct weight in GSM for ease of use.
• Manual Operation: Allows for intuitive handling and reliable measurements without external power sources.

Specifications and Process

1. Sample Dimensions: Typically uses 20 x 25 mm templates for accurate GSM calculation.
2. Graduation Range: Available in 0–250 GSM (commonly used) and 0–500 GSM (suitable for thicker materials like Kraft paper).
3. Material Construction:
   • Body: Stainless steel for durability.
   • Base: Steel wire cast tripod with chromium plating.
4. Calibration: Performed using precision dead weights to ensure accuracy.
5. Accuracy: Maintained by ensuring the pendulum remains in its original form and free from corrosion or distortion.
6. Operation:
   • A paper sample cut using the template is placed in the scale’s hanger.
   • The pendulum is released, and its movement stabilizes to provide a direct GSM reading.

Applications

The Quadrant Scale is ideal for measuring GSM in:

• Paper Industry: Writing, printing, Kraft paper, and specialty paper.
• Packaging Industry: Corrugated materials, cartons, and flexible packaging.
• Textile and Leather Industry: Fabric weight measurement.
• Rubber Industry: Sheet material analysis.

Benefits

• Precision Measurement: Offers direct GSM readings with double-graduation scales for simplicity.
• Versatile Usage: Suitable for various industries, from paper to textiles and rubber.
• Durability: High-quality materials ensure long-term performance.
• Cost-Effective: Manual operation minimizes maintenance and running costs.

Description:

Bursting Strength Tester (Dual Head) Microprocessor Based Model has following features:

Manual Clamping

Two Diaphragm Seats.

Selector switch to select either paper testing or board testing.

One to accommodate thin rubber diaphragm for testing materials of low strength value like paper, etc. and the other to accommodate moulded rubber diaphragm for testing materials of high strength value like corrugated board, etc.

Single push button operation.

Provision for adjustment of pre-determined clamping pressure to eliminate variations in clamping pressure when done manually.

High precision digital read-out with least count of 0.1 kg/cm².

Incorporates Microprocessor based control panel with printer port facility. You can attach computer & printer also

Description:

In schopper type tester loading clamps of spring type gives standard load of 1000gm during the test provided along with FIVE FIGUR COUNTER having hold and zero setting. 

Standards:

As per TAPPIT-833, ISO-5626

Additional - Specification:

• Working Unit : Two separately working folding units for quicker test.
• Stretching force : Maximum 9.81 N and Minimum 7.55 N
• Folding Roll Diameter : 6 mm
• Distance Between folding rolls : 0.5 mm
• Deflection on either side : 10 mm

Description:

The Instrument is designed to measure the degree of water absorption of paper i.e. the capillary rise in millimeters by suspending a specimen in a vat filled with water. Height of liquid sucked up for 1 minute or 10 minutes is measured.

The cross arm of the apparatus is fitted with four testing stations of the ruler type with precise indications, facilitating easy and fast starting and also stopping. The cross arm allows the shifting and adjusting so that any desired water level can be selected.

Description:

The Instrument is designed to measure the degree of water absorption of paper i.e. the capillary rise in millimeters by suspending a specimen in a vat filled with water. Height of liquid sucked up for 1 minute or 10 minutes is measured.

The cross arm of the apparatus is fitted with four testing stations of the ruler type with precise indications, facilitating easy and fast starting and also stopping. The cross arm allows the shifting and adjusting so that any desired water level can be selected.

Standard:

As per TAPPI, SCAN, ISO

Description

Reflectance Meter instrument measures brightness, opacity and colour by diffused reflectance according to relevant ISO standards. It gives an instantaneous digital readout, which shows the colour value (XYZ) of pulp, paper, and paperboard, coating agents, filler and other similar materials.

Additional - Specification:

• Specimen Area Measured : 30 mm dia
• Light Source : Quartz Tungsten Halogen Lamps
• Flashes per measurement : 4.0
• Lamp Life (No. of measurements) : 5, 00, 000
• Illuminator : C Type
• Colour Scales : X, Y, Z; R(X), R(Y), R (Z), ; LUM. x, y, z
• Whiteness : ASTM / CIE
• Yellowness : ASTM
• APPLICATION STANDARDS
• TAPPI, ASTM, ISI, ISO

Description

The instrument measures brightness, opacity and other parameters by diffused reflectance according to relevant ISO standards. It is Microprocessor based and gives out instantaneous digital read printout, that shows the worked out details such as CIE Tristimulus colour, Rx, Ry, Rz, x, y, z, L, a, b, values, yellowness, whiteness of pulp, paperboard, coating agents, filler and other similar materials. It includes built-in-Printer, measurement routine.