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HOMEproductsProxy ProductsUnsaturated Polyester ResinBMC Resin
  • BMC Resin

    BMC Resin

  • BMC Resin

    BMC Resin

  • BMC Resin

    BMC Resin

  • BMC Resin

    BMC Resin

  • BMC Resin

    BMC Resin

Bulk Molding Compounds (BMC) and Sheet Molding Compounds (SMC) are both fiber reinforced materials, typically utilize glass strand fibers of varying lengths.

Product performance introduction

 

BMC stands for Bulk Molding Compound, which is a type of thermosetting composite material used in various manufacturing processes.

 

BMC Resin refers to the thermoset resin that is a key component of the BMC material. The main characteristics of BMC Resin include:

 

  1. Thermoset Resin:

    • The resin is a thermosetting polymer, typically unsaturated polyester or vinyl ester.
    • These resins undergo irreversible crosslinking during the molding process.

  2. Filled Resin:

    • The resin is filled with various reinforcing fillers, such as chopped glass fibers, mineral fillers (e.g., calcium carbonate, talc), and other additives.
    • The fillers improve the mechanical, thermal, and dimensional properties of the final composite.

  3. Thickened Resin:

    • The resin is thickened to a dough-like consistency, making it suitable for compression or injection molding.
    • Thickening agents, such as magnesium oxide or organic peroxides, are added to the resin to control the viscosity and handling characteristics.

  4. Molding Characteristics:

    • BMC Resin can be easily handled, metered, and molded using compression or injection molding techniques.
    • The thickened resin allows for complex part geometries and close dimensional tolerances.

  5. Applications:

    • BMC Resins are commonly used in the production of a wide range of molded composite parts, including:
      • Automotive components (e.g., engine covers, brackets, housings)
      • Electrical and electronic components (e.g., circuit breakers, switch housings)
      • Household appliances (e.g., washing machine tubs, dishwasher racks)
      • Industrial equipment (e.g., pump housings, gears, pulleys)

The specific formulation of the BMC Resin is tailored to meet the performance requirements of the target application, such as mechanical strength, thermal resistance, electrical properties, and surface finish. The selection of the appropriate BMC Resin is crucial for ensuring the desired properties and manufacturability of the final composite part.

 

 
Model Type 25℃ pa.s

Viscosity		 Min

Gel Time		 Non -volatile MPa

Tensile

Strength		 Elongation MPa

Flexural

Strength		 HDT ℃ Application&Remarks
9501P PA 0.12-0.17 30-60 49-55 70 2.5 120 80 Lower peak temperature, small shrinkage, high strength, fast curing, good water and heat resisting, suitable for medium or large size FRP product.
9502P PA 0.12-0.17 20-25 49-55 70 2.5 120 80 Lower peak temperature, small shrinkage, high strength, fast curing, good water and heat resisting, suitable for medium or small size FRP product.
241 VE 0.14-0.20 30-120 63-67 80 5.0 130 110 Applications include high performance structural components with large dimensions and high fibre content, such as large wind turbine blades, as well as applications for FRP products with high requirements for strength and toughness, and complex structural products.

 

Here are some frequently asked questions about BMC (Bulk Molding Compound) Resin:

  1. What is the composition of BMC Resin?

    • BMC Resin is a thermoset polymer, typically unsaturated polyester or vinyl ester, that is filled with reinforcing fibers (usually chopped glass fibers) and various mineral fillers.
    • The resin is thickened with additives like magnesium oxide or organic peroxides to achieve the desired viscosity and handling characteristics.

  2. What are the key properties of BMC Resin?

    • High strength-to-weight ratio
    • Good dimensional stability and low shrinkage
    • Excellent thermal and electrical insulation properties
    • Resistance to chemicals, corrosion, and weathering
    • Ability to be molded into complex shapes

  3. What are the typical applications of BMC Resin?

    • Automotive components (e.g., engine covers, brackets, housings)
    • Electrical and electronic components (e.g., circuit breakers, switch housings)
    • Household appliances (e.g., washing machine tubs, dishwasher racks)
    • Industrial equipment (e.g., pump housings, gears, pulleys)

  4. What are the advantages of using BMC Resin?

    • Ease of handling and processing through compression or injection molding
    • Ability to produce complex, net-shape parts with tight tolerances
    • Potential for lower manufacturing costs compared to other composite materials
    • Versatility in terms of material properties and customization

  5. How is BMC Resin processed?

    • The BMC Resin is typically prepared by mixing the resin, reinforcing fibers, and other additives in a specialized compounding machine.
    • The resulting dough-like compound is then placed in a mold and compression or injection molded to the desired shape.
    • The molded part undergoes a curing process to crosslink the thermoset resin and solidify the final composite.

  6. What are the key considerations in selecting a BMC Resin?

    • The specific performance requirements of the application (e.g., mechanical, thermal, electrical)
    • The desired manufacturing process (compression or injection molding)
    • The part geometry and dimensional tolerances
    • The cost and availability of the BMC Resin formulation

Understanding these key aspects of BMC Resin can help engineers and manufacturers select the most appropriate material for their specific composite part requirements.

 

Bulk Molding Compound (BMC) Resin has a wide range of applications across various industries due to its unique properties and processing advantages. Here are some of the key applications of BMC Resin:

  1. Automotive:

    • Engine covers and housings
    • Brackets, supports, and structural components
    • Electrical and electronic components (e.g., junction boxes, sensor housings)
    • Exterior and interior trim parts
    • Underhood and underbody components

  2. Electrical and Electronics:

    • Circuit breakers and switchgear
    • Transformer housings and insulators
    • Motor and generator housings
    • Connector and terminal blocks
    • Appliance components (e.g., washing machine tubs, dishwasher racks)

  3. Industrial Equipment:

    • Pump and compressor housings
    • Gears, pulleys, and other power transmission components
    • Valve bodies and manifolds
    • Machinery and equipment housings
    • Conveyor and material handling components

  4. Building and Construction:

    • Electrical junction boxes and conduit fittings
    • Lighting fixtures and housings
    • HVAC components (e.g., blower housings, fan shrouds)
    • Plumbing fittings and fixtures

  5. Household Appliances:

    • Washing machine tubs and agitator components
    • Dishwasher racks and tubs
    • Refrigerator and freezer components
    • Microwave oven and small appliance housings

  6. Aerospace and Defense:

    • Aircraft and spacecraft structural components
    • Missile and rocket motor casings
    • Radar and communication equipment housings
    • Armored vehicle components

The versatility of BMC Resin allows it to be used in a wide range of applications, from automotive and electrical to industrial and household. The key advantages that drive its adoption include its high strength-to-weight ratio, dimensional stability, corrosion resistance, and the ability to be molded into complex shapes.

 

BMC Resin

Series :

Unsaturated Polyester Resin   >

application

Automotive,Electrical and Electronics,Industrial Equipment,Building and Construction,Household Appliances..

  • Brand name :
    BMC Resin
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