Metal Testing
Check the composition and quality of metals and alloys.
Evaluate refractory materials for strength and high-temperature performance.

Refractory Testing Service by Zeal Biologicals provides advanced evaluation of refractory materials used in high-temperature industrial applications. Accurate testing is essential for ensuring thermal stability, strength, durability, and performance of materials operating under extreme heat and load conditions.
Our laboratory is equipped with modern instruments and expert technicians to deliver precise and reliable results as per IS and ISO standards. These tests are crucial for industries such as steel, cement, glass, ceramics, and foundries where refractory performance directly impacts efficiency and safety.
This material testing service helps manufacturers maintain quality, improve product performance, and ensure compliance with industry standards.
Testing Parameters
Creep Test
Evaluates deformation of material under constant load at high temperature
Test Method: IS 1528 (P-18): 1993
Permanent Linear Change
Measures dimensional changes after drying and firing
Test Method: IS 1528 (P-6): 1974
Pyrometric Cone Equivalent (PCE)
Determines refractoriness and temperature resistance
Test Method: IS Standard
Refractories Under Load (RUL)
Analyzes deformation behavior under load and rising temperature
Test Method: ISO 1893
Abrasion Resistance Test
Determines resistance to wear and surface damage
Test Method: Standard Method
Air Permeability Test
Measures airflow through fabrics and porous materials
Applicable for various treated and untreated fabrics
Petrographic Analysis (Optical Microscopy)
Microscopic evaluation of material structure and composition
Acid Resistance Test
Assesses resistance to acidic environments
Test Method: IS 4860: 1968
Thermal Conductivity
Measures heat transfer capability of refractory materials
Test Method: IS 1528 (P-16): 1991
Particle Size Analysis
Determines distribution of particle sizes in material
Test Method: IS 1528 (P-14): 1974
Water Absorption Test
Evaluates water absorption capacity for quality assurance
Test Method: IS 3495 (P-2): 1992
Apparent Porosity
Measures porosity, density, and material structure
Test Method: IS 1528 (P-8): 1974
Key Benefits
Applications
Features
The quantity depends on the parameters requested. Our team confirms the exact quantity and container type when you request a quote.
Most reports are issued within the turnaround shown on this page. Urgent testing can be arranged on request.
Yes. Pack the sample securely, label it clearly and include your contact details. We share the lab address and a sample submission form on request.
Reports are shared by email and WhatsApp as a signed PDF. Hard copies can be couriered if required.
Check the composition and quality of metals and alloys.
Measure fabric strength, composition, durability, and colourfastness.
Assess construction materials for quality and performance.