STRANTOP · MODIFIED ENGINEERING PLASTICS
B550G — PA66 - 50% Glass Fiber Reinforced
50% glass fiber reinforced polyamide 66 injection-molding compound designed for structural applications requiring a balanced combination of strength, stiffness and dimensional stability.
B550G Material Overview
| Grade | B550G |
|---|---|
| Material class | Polyamide 66 (PA66) engineering compound |
| Reinforcement | 50% glass fiber |
| Manufacturing operation | Zhejiang Dongyuan Plastics Technology Co., Ltd., China |
| International commercial coordination | STRANTOP, Irvine, California, USA |
| Data basis | Selected typical laboratory results · September 2026 reference |
Selected Technical Reference Values
A concise subset of the laboratory grade reference is shown for initial material screening. These figures are for initial screening and do not replace current grade-specific technical documents or agreed purchase specifications.
| Property | Reference value | Test method / basis |
|---|---|---|
| Density | 1.53 g/cm³ | ISO 1183-1 |
| Glass-fiber content (nominal) | 50% | ISO 3451-1 / product reference |
| Tensile strength (dry as molded) | 205 MPa | ISO 527-1/-2 |
| Tensile strength (conditioned) | 150 MPa | ISO 527-1/-2 |
| Tensile modulus (dry as molded) | 16400 MPa | ISO 527-1/-2 |
| Tensile modulus (conditioned) | 12300 MPa | ISO 527-1/-2 |
| Flexural modulus (dry as molded) | 15000 MPa | ISO 178 |
| Flexural modulus (conditioned) | 11700 MPa | ISO 178 |
All values above are selected typical laboratory references, not certified performance, purchase specifications or guaranteed limits. Actual results depend on material condition, sample preparation, processing and test method.
Application & Qualification Guidance
Start with the current material grade, part geometry, mechanical and thermal requirements, humidity exposure, molding process, applicable approvals and the intended destination market. Grade identification or nominal fiber content alone does not establish interchangeability with another manufacturer's product.
- Confirm material type, end use, processing method and annual demand.
- Evaluate current sample/test reports under matching test conditions.
- Verify any claimed certification with separate grade-specific documentation.
- Run application and production trials before final approval.
Manufacturer & International Supply
Zhejiang Dongyuan Plastics Technology Co., Ltd. is the associated manufacturing operation for B550G. STRANTOP serves as the international commercial interface for the commonly owned manufacturing network, coordinating technical discussions, sampling and overseas supply.
To request current product documentation, discuss sample feasibility or obtain a commercial quotation, share your reference grade, target properties, processing route, required volume and delivery country.
Send a grade-specific inquiryFrequently Asked Questions
Is B550G equivalent to another supplier's grade?
Not automatically. Review the incumbent formulation, matching test conditions and finished-part or production trials before substituting grades.
Are the numerical values guaranteed specifications?
No. They are typical laboratory references and are not guaranteed purchase limits or proof of certification.
Can I request current technical documentation for B550G?
Yes. Use the product inquiry form and specify B550G. Contact STRANTOP with your material grade and intended application to discuss the current documents suitable for your review.
Related Grades
Discuss a reference grade or application
Share your current material, reference grade, application, processing method and performance priorities. STRANTOP will coordinate the appropriate material review with the manufacturing team.
Submit a Product Inquiry