What are M1 Class Weights used for?

M1 Class Weights are used for calibration and verification of medium-accuracy industrial balances and platform scales in laboratories and production environments.

What material are M1 Class Weights made from?

All M1 Class Weights manufactured by V-CARE IMPEX are made from austenitic non-magnetic stainless steel with a mirror-polished finish.

Do M1 Class Weights comply with OIML standards?

Yes. All M1 Class Weights conform to OIML-R111:2004 standards and are tested in NABL-accredited calibration facilities.

Do you provide NABL calibration certificates?

Yes. V-CARE IMPEX supplies M1 Class Weights with NABL traceable calibration certificates as per ISO 17025:2017 standards.

Do you export M1 Class Weights internationally?

Yes. We export M1 Class Weights and other calibration weights globally, including to the UAE, Saudi Arabia, Singapore, Qatar, and European markets.

M1 CLASS WEIGHTS Manufacturer & Exporter in India |
V-CARE IMPEX

V-CARE IMPEX is a reputed manufacturer and exporter of M1 Class Weights designed for industrial and laboratory calibration applications.
Our M1 Class Weight Boxes are manufactured using premium austenitic stainless steel and strictly conform to OIML-R111:2004 international standards.
Each weight is finely machined, mirror-polished, and available with NABL traceable calibration certificates under ISO 17025:2017, ensuring consistent performance and global reliability.

⚙️ Engineered for accuracy. Certified for trust. Supplied worldwide.

PRODUCT CODE: VCI-M1-1MT200G

What Are M1 Class Weights?

M1 Class Weights are precision standards used for calibrating industrial balances, platform scales, and medium-accuracy laboratory instruments.
They provide the perfect balance between durability and accuracy, suitable for testing scales with readability ranging from 0.1 g to 0.01 g.

At V-CARE IMPEX, we offer individual M1 weights and complete sets from 1 mg to 20 kg, all designed for long-term dimensional stability and corrosion resistance.

Key Features of M1 Class Weights

Material: Austenitic Non-Magnetic Stainless Steel
Accuracy Class: M1 (as per OIML-R111)
Nominal Range: 1 mg – 20 kg
Design: One-piece (≤ 500 g), two-piece with adjustment cavity (> 500 g)
Finish: Mirror-polished / Satin (optional)
Density: 7.9 g/cm³ ± 0.05 g/cm³
Shape: Cylindrical knob (≥ 1 g) / Wire type (< 1 g)
Calibration: NABL traceable certificate (optional)
Packaging: Wooden or Aluminium Weight Box with velvet lining
Compliance: OIML-R111 / ISO 9001 / ISO 17025

🧪 Each weight undergoes precise grinding, polishing, and verification in a controlled environment.

Applications of M1 Class Weights

Calibration of platform and bench scales
Verification of medium-accuracy industrial balances
Use in pharmaceutical, chemical, and food industries
Calibration laboratories and QA departments
Research institutions and training facilities for balance calibration

🏭 The preferred choice for routine calibration in industrial and laboratory environments.

Available Sets & Configurations

Standard Set: 1mg to 200g (23 Nos. Set)
Individual Weights: 1g to 20 Kg (As Required)
Custom Sets: On Request (Tailored for special calibration needs)

📦 Each box includes tweezers, gloves, cleaning brush, and user documentation.

Why Choose V-CARE IMPEX for M1 Class Weights

🏭 In-house manufacturing using CNC and precision lapping technology
⚙️ Compliance with OIML-R111 & ISO 17025 for international accuracy
🧪 NABL traceable calibration available with all shipments
🌍 Global exports to UAE, Saudi Arabia, Singapore, Qatar, and Europe
💬 Custom engraving, serial marking, and packaging options available
🔁 Refurbishment and recalibration services offered for long-term users
📈 Decades of expertise in calibration and metrology equipment supply

🌐 V-CARE IMPEX — India’s benchmark for accuracy in calibration weights.

Calibration & Certification

Each M1 Class Weight is verified under controlled temperature and humidity, ensuring compliance with OIML-R111 tolerances.
All weights can be supplied with NABL traceable calibration certificates (ISO 17025), including mass deviation and uncertainty data for audit traceability.

Download Catalogue

Contact Us

📍 V-CARE IMPEX — Calibration Weights Division
📞 +91-9920107524

✉️ sales@vcareimpex.com

Technical Specifications

Available in the Sets of 23 Nos. and also Single Weights as per customer requirements.
Customized sets also Available on request.
Standard Weight Box includes Weight Sets from 1 mg o 200 g (23 Nos. Set).
1 mg to 500 mg (Milligram Weights) shall be Sheet Type and 1 g to 20 Kg shall be Cylindrical Knob Type.
M1 Class Weights are generally used to Calibrate Scales and Balances with lower accuracy.
Ideal for Calibration in Educational Institutions, Colleges, Schools and for Industrial Use.
All Weights shall be Calibrated from NABL Accredited Lab having ISO 17025:2005 Accreditation.
M1 Class Weights ranging from 500 g to 20 Kg Also Available.
"P SERIES" and "E SERIES" available for M1 Class Weights ranging from 500 g to 20 Kg.
All Weights are as per OIML - R111 Standards.
All Weights shall be made from Austenitic S.S. with Adjustment Cavity and shall be mirror polished.

Shapes Available

Triangle Shape for 1 mg, 10 mg and 100 mg Weight.
Square Shape for 2 mg, 20 mg and 200 mg Weight.
Pentagon Shape for 5 mg, 50 mg and 500 mg Weight.
Cylindrical Knob Type Available for 1 g to 20 Kg Weights.

M1 CLASS WEIGHTS Manufacturer & Exporter in India | V-CARE IMPEX