Manufacturing Process
To guarantee the quality of these enclosures, our production adheres to a rigorous, high-precision injection workflow:
- Material Selection: We utilize high-impact engineering-grade ABS to ensure the enclosure can withstand daily handling and potential drops.
- Dehumidification: Before molding, the resin undergoes thorough drying to eliminate moisture-related defects, ensuring a superior, blemish-free surface finish.
- Precision Injection: Utilizing single-color molding machines, we maintain strict control over melt temperature and injection pressure to ensure uniform material density and thickness throughout the housing.
- Controlled Cooling: Our mold tooling is equipped with optimized cooling channels to manage crystallization and shrinkage, resulting in perfectly flat components that ensure a precise assembly fit.
Engineering & DFM
Our DFM strategy ensures this power bank enclosure is optimized for high-efficiency, single-color tooling:
Internal Mounting Bosses:
The interior is precision-molded with integrated screw bosses, allowing for the secure and vibration-resistant mounting of the internal battery module and PCB.
Structural Stiffening:
The base and cover feature structural ribbing to maximize rigidity, ensuring the enclosure retains its shape even under the mechanical stress of battery expansion or impact.
High-Tolerance Mating:
The edge profiles are machined to tight tolerances to ensure that the top and bottom pieces align seamlessly, creating a tamper-resistant, professional-grade finish.
Material & Technical Specifications
|
Engineering Attribute |
Technical Standard |
|
Manufacturing Process |
High-Precision Single-Color Injection Molding |
|
Primary Material |
Engineering-Grade ABS |
|
Design Features |
Internal screw bosses, reinforced structural ribbing, modular assembly |
|
Dimensional Tolerance |
High-precision fits ($\pm0.03\text{mm} - \pm0.05\text{mm}$) |
|
Surface Finish |
Industrial matte, anti-glare finish |
Post-Molding Quality Control & Secondary Operations
Immediately after ejection from the single-color molding line, the components undergo rigorous dimensional metrology. Coordinate Measuring Machines (CMM) verify the exact inner diameter of the central ring and the precise distance to the offset mounting holes. Secondary operations can include the ultrasonic insertion of brass threaded nuts into the molded bosses to provide durable, repeatable fastening points for delicate internal hardware.
Diverse Industrial & Precision Applications
- Portable Power: Reliable enclosure for various capacities of mobile power banks and backup battery chargers.
- Electronic Packaging: Protective housing for custom electronics, sensor modules, and small-scale energy storage devices.
- Prototyping: A preferred industrial-grade chassis for electronic product development and laboratory testing.
Company Profile
Yuyao Benma Electricis established in 1997, operates a 6,000㎡ factory in Ningbo with excellent access to major transport hubs. Our core business covers lighting solutions, thermoelectric cooling modules, and customized mold making. Certified by ISO 9001 and SMETA, and equipped with advanced facilities, we provide consistent production capacity and dependable global delivery.
Injection Workshop
Hardware Workshop
Assembly Workshop
Laboratory
Injection Molding Workshop Planning
The workshop is arranged into dedicated areas, ensuring optimized production processes and better workflow control.
Factory equipment
The facility features top-tier machinery designed to optimize production accuracy and efficiency.
Packing and Shipping
Customized Packing
We provide comprehensive customized packaging, including logo printing, brand labeling, and carton artwork.
Durable cartons or steel-frame packing with shipping marks are applied for safe export shipments.
Shipping
For bulk orders: We partner with global logistics companies to deliver reliable and cost-efficient sea or air services.
For samples & small orders: We use international express services such as TNT, FedEx, UPS, and DHL.
FAQ
Q1: How can I customize a product?
A1: Provide 2D/3D drawings and specifications such as material, hardness, color, and quantity. We will quote within 24 hours.
Q2: Is NDA signing possible before sharing designs?
A2: Yes. We guarantee confidentiality and can sign your NDA beforehand.
Q3: Can I place my logo on the product?
A3: Yes, we accept OEM/ODM with logo customization.
Q4: Can production follow a sample?
A4: Yes, we can produce from your sample or drawing, with free mold fabrication.
Q5: Payment terms?
A5: 30% deposit upfront, remaining balance via T/T after B/L copy.
Hot Tags: abs portable power bank enclosure injection molding, China abs portable power bank enclosure injection molding manufacturers, suppliers, factory
