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Fiberglass Chopped Strands 552B for automotive components
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Fiberglass Chopped Strands 552B for automotive components

552B is High impact strength Fiberglass Chopped Strands for automotive components

  • Description
  • Features
  • Material Properties
  • Application
  • Why Union
  • FAQ
  • Inquire Now

Description

552B Chopped Strands are specifically designed for the manufacture of Bulk Molding Compound (BMC), featuring superior mechanical properties. They are coated with a silane-based sizing that is compatible with unsaturated polyester and vinyl ester resin systems. This unique sizing formulation endows final products with high mechanical performance, particularly in terms of impact strength.

552B Chopped Strands offer excellent strand formation, low static electricity, and minimal fiber tips which allow for even dispersion in resins, ensuring material stability and consistency. They provide a consistent chopping rate that is easy to handle and leads to high processing efficiency. This material adheres to ISO standards 1888, 3344, and 1887 as well as the company's internal standard Q/JS J0361, which includes specifications on diameter tolerance, moisture content, combustible substance content, and sizing weight, among other parameters.

Chopped Strands has versatile applications spanning Building & Construction, Electrical & Electronic systems, Light Industries, Medical Appliances, and Transportation sectors.

Features

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High impact strength and high oil-retaining

Making it especially suitable for automotive components and other applications requiring high strength and excellent lubrication properties.

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Rigidity

Chopped strand 552B has exhibit high hardness, providing excellent rigidity support for products.

Material Properties

Item

Filament diameter variation

Moisture content

Sizing content

Chopped length variation

Choppability

Unit

%

%

%

mm

%

Test menthod

ISO 1888

ISO 3344

ISO 1887

Q/JS J0361

Q/JS J0362

Standard range

±10

≤0.07

1.70±0.15

±1.00 (d≤10mm)
±1.50 (10mm<d<30mm)
±3.00 (d≥30mm)

≥99.00

Application

Application Picture

Application Picture


Why Union

Union Composites


Union focuses on the manufacturing of composite materials and is the designated distributor of Jushi Group, which can provide customers with composite products of stable quality. Union is committed to meeting diverse customer needs and can customize products.



Contact UNION

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    Suitable for Various Applications

    Open molding applications: Spray up and hand lay-up. Closed molding applications: Vacuum infusion processing, resin transfer molding, cold molding and compression molding.
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    Price Advantage

    Advanced production technology brings lower costs, our selling prices are very competitive in the world.
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    Fast Delivery

    Our production capacity is around 10tons every day. Usually lead time is around 1-2weeks for an order.


FAQ

  • Q: What product advantages do we have?A: Compared with our peers, we have lower prices. Regular specifications, such as 300G/450G are in good stock. COA and shipping pictures are available.

  • Q: What's your regular packing and Is it possible to pack in large rolls?A: If width is 1.04m, 2 vertical brackets are available.if width is more than 1.04m, the horizontal brackets are stacked on top of the vertical brackets.
    Pack in large rolls of course ok. 250m roll length, 550mm roll diameter, 1 bracket 4 rolls, no carton and with wooden frame.

  • Q: MOQ?A: We don't have min order quantity requirement, we can support our customers from small quantity.
    Free samples are available.

  • Q: How to ensure the stability of quality?A: Before producting, we will send samples to our customers and keep samples and labels.
    During producting, workers strictly control the quality to a large extent.
    After producting, COA is available which is consistent with the sample.

  • Q: Can the roll width be customized?A: Yes, we can customize the roll width for you.
    For CFM, the max width wecan produce is 1850MM.
    For CSM, the max width wecan produce is 3200MM.

Inquire Now

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UNION COMPOSITE
Union Composites Changzhou Co., Ltd. is situated in Changzhou, a picturesque water town located in the southern region of the Yangtze River. As an export-oriented company, specializing in composite materials, 90% of our products are exported to Europe, Asia, America, Middle East and Africa.
Since established in 2012, our company has been adhering to the corporate mission of "intelligent manufacturing in China to the World", and is committed to providing customers with high-quality, high-performance and comprehensive composite material solutions.