ANGELS INSTRUMENTS

AN ISO CERTIFIED COMPANY

Manufacturers & Exporters of Pulp, Paper, Board, Packaging, Surface Coating, Environmental, Pilot Plants and Pharma Testing Instruments.

Angels Instruments Logo
ANGELS INSTRUMENTS Logo
Brightness & Opacity Tester
Bursting Strength Tester (Touch-Display)
Tensile Strength Tester
DDGS Reflectance Meter
Abrasion Tester (Taber-Type)
Digital Thickness Tester
Trusted Clients & Corporate Partners
Executive Profile

ANGELS INSTRUMENTS

ANGELS INSTRUMENTS is a premier manufacturer and exporter based in Saharanpur, Uttar Pradesh. We specialize in high-accuracy laboratory testing machinery engineered specifically for Pulp, Paper, Board, Packaging, Surface Coating, Environmental, Pharma, and Pilot Plants quality control labs.

ISO 9001:2008

Certified Quality System

Saharanpur, UP

Manufacturing HQ

55+ Years

Industry Experience

Global Export

TAPPI / ISO Compliant

Manufacturing Excellence

Core Scope & Capabilities

Microprocessor Control

Pneumatic and digital auto-clamping systems built for precise repeatability during shift operations.

Multi-Standard Testing

Fully engineered to meet ISO, TAPPI, ASTM, SCAN, and IS quality regulations across all models.

NABL Traceability

Shipped with certified calibration sheets traceable to national physical measurement units.

Technical Insights

Technical Publications & Articles

Explore technical whitepapers on pulp, paper, surface coating, and packaging laboratory standards.

Dual Disk Refiner
Pulp Refining 6 min read

Optimizing Disc Gap & Specific Edge Load in Laboratory Dual Disk Refiners

A technical study on plate pattern selection, gap clearance setting, and power consumption dynamics during continuous pulp stock refining.

Read Technical Article
Sheet Former
Standard Hand-Sheets 5 min read

Standardizing Laboratory Hand-Sheet Preparation Using Rapid-Köthen & Conventional Sheet Formers

Controlling pneumatic agitation, wire mesh drainage rates, and white-water circulation as per ISO 5269 standards.

Read Technical Article
Folding Endurance Tester
Endurance Testing 7 min read

Evaluating Double-Fold Fatigue Resistance with Schopper-Type Folding Endurance Testers

Spring tension adjustment, reciprocal folding jaw geometry, and environmental humidity sensitivity in security and banknote paper testing.

Read Technical Article
Thickness Micrometer
Metrology & Caliper 4 min read

Precision Caliper & Apparent Sheet Density Measurements Using Digital Micrometers

Anvil surface area standards, static anvil pressure (kPa) control, and eliminating single vs. plied sheet measurement discrepancies.

Read Technical Article
Smoothness Porosity Tester
Surface & Airflow 6 min read

Air Leak Surface Roughness & Porosity Measurement: Bendtsen, Gurley, & Sheffield Methods

Principles of pneumatic air leakage between paper surface land zones and measuring air permeance in printing and packaging papers.

Read Technical Article
Spectrophotometer
Optical Analysis 5 min read

Spectrophotometric Measurement of ISO Brightness, TAPPI Opacity, and CIE L*a*b* Color

Diffused sphere geometry (d/0°), effective 457 nm blue wavelength calibration, and black/white backing opacity calculations.

Read Technical Article
Rotary Digester
Chemical Pulping 8 min read

Simulating Industrial Cooking Cycles in Multi-Autoclave Laboratory Rotary Digesters

Managing liquor-to-wood ratio, maximum cooking pressure, H-factor control, and chemical dosing for Kraft, Soda, and Sulfite pulping trial runs.

Read Technical Article
PFI Mill
Pulp Refining 6 min read

PFI Mill Laboratory Refining: Beating Revolution Control & Pulp Freeness Evaluation

Differential roll/housing rotational speed, standardized 3.4 N/mm beating force, and tracking fiber development curves.

Read Technical Article
Fiber Morphology 7 min read

Fiber Length Fractionation Analysis Using Bauer-McNett Type Fiber Classifiers

Screen mesh selection (16, 30, 50, 100, 200 mesh), wash water flow rate regulation, and calculating fines content percentage in pulp stock.

Read Technical Article
Box Compression Tester
Packaging Testing 5 min read

Evaluating Top-Load Stacking Strength & Compression Resistance with Box Compression Testers (BCT)

Platen parallelism, deformation speed control, peak load detection, and safety factor calculations for multi-wall corrugated containers.

Read Technical Article
Abrasion Tester
Surface Coating 4 min read

Testing Scuff, Rub, and Abrasion Resistance of Printed Paper & Surface Coatings

Taber and Sutherland type rub testing, abrasive wheel calibration, stroke speed, and quantifying coating weight loss or ink smudge.

Read Technical Article
Environmental Chamber
Environmental Conditioning 6 min read

Precision Temperature & Humidity Pre-Conditioning Using Controlled Environmental Chambers

Maintaining standard atmosphere conditions (23°C ± 1°C & 50% ± 2% RH) as required by ISO 187 for all physical paper testing.

Read Technical Article
About Angels Instruments

Pioneering Precision in Paper & Pulp Testing

A highly renowned name, Angels Instruments an NS-EN ISO 9001-2008/ISO 9001:2008 Certified Company from KVQA, Norway. We are a reputed manufacturer of Pulp, Paper, Board, Packaging, textile and Pharmacy Lab testing equipments. We offer an exclusive range of Pulp, Paper, Board, Packaging, textile and Pharmacy Lab testing equipments that are accepted & appreciated for their quality, precision & durability. We ensure international standards of quality in our product range, packaging and delivery. Our dedication to quality & innovation enables our client's to take benefit from our cutting-edge product range. Quality and Customer satisfaction are the two basic pillars of our company. We as manufacturers believe in creating a good-will rather than earning short term profits hence our products are never found to be below standard quality measures.We also undertake fabrication jobs as per the requirements of our clients. Ever since inception, we have always achieved a good growth rate and success, which is a result of our dedication, pursuance and efficient service to trade and industry. Our strict adherence to superior quality and understanding of customer requirements has made it possible for us to achieve a position of repute in the industry. We are a customer-oriented company and work in close coordination with our clients to provide efficient solutions to their testing needs for Pulp,Paper,Textile,Pharmacy, Board and Packaging industries. We are capable to manufacture products as per the requirements of our clients and our flexible production capacity, enable us in meeting the bulk and immediate requirements of our clients in time.

Precision Assembly

Calibrated load cells & high-resolution digital indicators.

In-House Manufacturing

Quality machinery component machining in Saharanpur.

Global Exporters

Supplying machinery worldwide with standard documentation.

55+ Years Experience
500+ Plants Equipped
100% ISO / TAPPI Compliant
15+ Global Export Markets

Why Leading Paper Mills & Laboratories Choose Us

Delivering precision engineering, uncompromised calibration standards, and end-to-end technical support to the paper, pulp, and packaging industries worldwide.

Precision Engineering & Standards

Designed and manufactured in strict compliance with international testing standards including **ISO, TAPPI, SCAN, and ASTM**, ensuring exact repeatability and reliable test data.

NABL Traceable Calibration

Tailored Machinery Customization

From compact laboratory testing units to full-scale **Handmade Paper Machinery lines**, our in-house engineering team customizes capacities and digital controls to your process needs.

Bespoke Turnkey Solutions

Heavy-Duty Industrial Build

Constructed using high-grade **SS-304/SS-316 stainless steel**, hard-chromed alloys, and heavy cast frames to withstand 24/7 industrial mill operating environments without wear.

100% Quality Inspected

Dedicated On-Site & Remote Support

Providing comprehensive technical guidance, operator training, routine re-calibration support, and spare parts supply to ensure zero operational downtime.

Rapid Spare Support

Direct Factory OEM Pricing

Get direct factory pricing without intermediary markups. Our transparent quotation workflow provides full specification datasheets, clear warranty terms, and prompt proposals.

Competitive Factory Direct

Proven Industry Track Record

Trusted by paper mills, packaging converters, government research facilities, and educational institutes nationwide for consistent performance and engineering integrity.

Trusted Industry OEM
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