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Methylene diphenyl diisocyanate (MDI) price

  • GRADE: Methylene diphenyl diisocyanate (MDI)
  • Appearance: Dark Brown liquid
  • NCO: 30.0-32.0 WT%
  • Hydrolysable Chloride:  Max. 0.2 WT%
  • Acidity as HCL: Max. 0.05 WT%
  • Viscosity at 25(°C) : 150-250 mPa.s
  • PRODUCER: Karun Petrochemical Co
  • For purchases and inquiries, contact us on WhatsApp.

Description

Methylene Diphenyl Diisocyanate (MDI) Price in Iran – SHOBEIR SHIMI

At Shobeir Shimi, we supply Methylene Diphenyl Diisocyanate (MDI), a highly versatile chemical intermediate primarily used in the manufacture of polyurethane materials. We offer various grades of MDI, including Monomeric MDI (MMDI) and Polymeric MDI (pMDI), known for their reactivity, excellent adhesive properties, and contributions to insulation and durability, all at competitive prices across Iran. The price of MDI varies based on market conditions, order volume, and packaging options. We source MDI directly from trusted global and regional manufacturers.

Buy MDI for Polyurethane Production & Other Applications

MDI is a crucial building block in the polyurethane industry, reacting with polyols to form a wide array of products.

  • Polymeric MDI (pMDI), the most common commercial form, is a dark-brown, viscous liquid. It is largely used in manufacturing rigid and semi-rigid polyurethane foams for applications such as insulation in construction panels, spray foam insulation, refrigeration, and automotive interior panels. Its multi-functional nature contributes to crosslinking and branching in foams.
  • Monomeric MDI (MMDI), typically a white crystalline solid (often supplied as a liquefied form), is used in producing coatings, adhesives, sealants, elastomers (CASE applications), synthetic leather, TPU elastomers, spandex fibers, and specialty flexible foams. Depending on the specific grade, MDI offers properties like high reactivity, excellent adhesion, good mechanical strength, and thermal insulation capabilities, making it indispensable across numerous industries.Our MDI comes with full technical data sheets and is available in various forms suitable for industrial applications, typically in drums or ISO tanks.

Why Shobeir Shimi?

  • Direct supply of MDI (Monomeric & Polymeric) with confirmed specifications
  • Competitive pricing and reliable logistics
  • Flexible packaging: drums, ISO tanks
  • Clear communication via WhatsApp
  • Expert support on processing and material selection

Contact Us for MDI Price and Availability

Need to buy MDI in Iran? Contact our team at Shobeir Shimi for current pricing, availability, and technical support. We’re here to help ensure uninterrupted production.

Call us or send a message via WhatsApp:

  • International/WhatsApp: +98 912 118 2057
  • Email: info@shobeirshimi.com
Methylene Diphenyl Diisocyanate (MDI) stands as a cornerstone in the global chemical industry, an indispensable aromatic diisocyanate crucial for crafting a vast array of polyurethane (PU) materials. As the most widely produced diisocyanate, MDI’s market dominance reflects its unparalleled versatility and performance. With a global market size projected to reach an impressive USD 50.19 Billion by 2033, MDI continues to be a pivotal component driving innovation across numerous sectors.
MDI’s unique properties enable the creation of polyurethane products with tailored characteristics, serving as an essential building block in:

  • High-Performance Insulation: A primary component in rigid polyurethane foams, MDI delivers superior thermal insulation for energy-efficient solutions in construction, refrigeration, automotive, and appliance manufacturing. From building panels and spray foam to vital components in refrigerators, freezers, and water heaters, MDI contributes significantly to reducing energy consumption and operational costs.
  • Comfort & Durability in Furniture & Bedding: Flexible polyurethane foams, derived from MDI, are integral to the production of comfortable and long-lasting upholstery for furniture, mattresses, and automotive seating, enhancing both user experience and product lifespan.
  • Protective Coatings & Sealants: MDI is formulated into advanced coatings and sealants, providing exceptional durability, adhesion, and resistance to abrasion and chemicals. These solutions are vital for protecting industrial equipment, marine vessels, flooring, and ensuring robust sealing in construction and automotive applications.
  • Strong & Resilient Adhesives: MDI-based adhesives offer powerful bonding capabilities and excellent resistance to moisture and chemicals, making them ideal for woodworking, furniture assembly, and critical applications in the automotive and aerospace industries.

Elastic & Abrasion-Resistant Elastomers: Polyurethane elastomers produced with MDI are prized for their elasticity, resilience, and superior abrasion resistance. They are widely used in demanding applications such as wheels, tires, gaskets, seals, bushings, and various automotive parts.

Footwear & Sports Products: MDI plays a significant role in the manufacturing of PU sole footwear and a diverse range of sports and leisure products, contributing to their performance and longevity.

Specialty Applications: Beyond these core uses, MDI is also critical for polyurea production (coatings, linings, sealants), serves as a binder for composite wood products like oriented strand board, and finds niche applications in the electronics and packaging sectors.

MDI’s effectiveness stems from its distinct chemical composition and physical attributes:

  • Isomeric Forms: Available in various isomeric forms including 2,2′-MDI, 2,4′-MDI, and the commercially dominant 4,4′-MDI (Pure MDI). The varying reactivity of its isocyanate groups allows for precise control over polymerization.
  • Versatile Physical States: MDI can be found as a white or pale yellow solid in its pure form at room temperature, or as a dark-brown, viscous liquid in its polymeric form (pMDI), catering to different manufacturing processes.
  • High Reactivity: It exhibits high reactivity with active hydrogen-containing compounds, particularly polyols, facilitating the rapid formation of polyurethane. Its swift reaction with water also enables the formation of inert polyureas.

Exceptional Performance Profile: Products derived from MDI boast high strength, remarkable durability, and outstanding insulation properties. Its integration into coatings enhances chemical, abrasion, and corrosion resistance, while in elastomers, it delivers superior elasticity and resilience.

The inherent features of MDI translate into compelling advantages for a multitude of industries:

  • Superior Energy Efficiency: Its application in polyurethane foams provides unparalleled thermal insulation, directly contributing to substantial energy savings in buildings and appliances, and consequently, reducing long-term operational costs.

Extended Product Lifespan: MDI imparts high strength and robust resistance to environmental stressors like chemicals, abrasion, and moisture, significantly extending the service life of coated surfaces, components, and finished products.

  • Broad Industrial Adaptability: The inherent versatility of MDI allows for its seamless integration across a vast spectrum of industries and product categories, providing customized solutions for even the most complex requirements.

Responsive to Market Demands: MDI’s growing adoption is fueled by increasing demands for energy efficiency, stringent environmental regulations, rapid urbanization, and industrial growth in emerging economies. Continuous research and development further expand its utility and market potential.

Our MDI product is essential for:

  • Polyurethane Manufacturers: Companies specializing in the production of foams, coatings, adhesives, sealants, and elastomers rely on MDI as a critical raw material.
  •  

Construction & Infrastructure Sector: Businesses involved in building, insulation, protective coatings, and adhesives for energy-efficient and durable structures.

  •  

Automotive Industry Leaders: Manufacturers focused on producing high-quality car seats, interior panels, seals, hoses, and various automotive parts.

  • Furniture & Bedding Producers: Companies creating comfortable and durable seating, mattresses, and other furniture components utilizing flexible polyurethane foams.
  •  

Appliance Manufacturers: Producers of refrigerators, freezers, and water heaters requiring superior insulation for optimal performance.

  •  

Chemical & Materials Enterprises: Broader chemical and materials companies incorporating MDI into diverse industrial applications.

  • Market Analysts & Investors: Professionals seeking in-depth insights into global and regional pricing trends, market dynamics, and forecasts for strategic decision-making in chemical commodities.

Handling MDI requires strict adherence to safety protocols. It can cause respiratory and skin irritation, so personal protective equipment (PPE) such as gloves, goggles, and respirators should be used. MDI should be stored in a cool, dry place, away from direct sunlight and moisture. Proper ventilation is essential to prevent inhalation of vapors during processing.

Property

Unit

Specification

Test Method

Appearance

Dark Brown Liquid

Visual

NCO

WT%

30.0-32.0

ASTM D5155-14 Method A

Hydrolysable Chloride

WT%

Max 0.2

ASTM D4663-15

Acidity as HCL

WT%

Max 0.05

ASTM D6099-13 (High acidity) ASTM 5629-11 (Low acidity)

Viscosity at 25(°C)

mPa.s

150-250

ASTM D4889-15

Specific Gravity at 25(°C)

°C

1.22-1.25

ASTM D4659-14

Isocyanate Equivalent Weight

gr/eq

131-140

ASTM D5155-14 Method A

MDI is efficiently supplied in industrial-grade drums or ISO tanks to meet diverse client requirements. While a minimum order quantity of one full truckload (approximately 22 metric tons) is standard for larger orders, we offer flexible arrangements for smaller quantities on a case-by-case basis. Customized packaging options, including multilingual labeling, are available to ensure seamless integration with your operational needs.

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