1. Precision & Consistency
Leading injection molding companies leverage high-precision molds (tolerance: ±0.02mm) to produce uniform speaker housings with seamless edges-critical for acoustic performance and waterproofing.
2. Material Flexibility
BSH provide multiple polymer options, including:
|
Material |
Properties |
Best For |
|
ABS |
Impact-resistant, glossy finish |
Budget-friendly Bluetooth speakers |
|
PC/ABS |
High strength, heat resistance |
Premium rugged speakers |
|
Polypropylene (PP) |
Lightweight, chemical-resistant |
Outdoor/water-resistant models |
|
Nylon (PA6/PA66) |
High durability, heat stability |
Industrial-grade speaker cases |
3. Cost-Efficiency at Scale
Mass production via plastic injection molding services ensures significant cost savings:
Tooling ROI
Mold costs amortize over 100,000+ cycles
Cycle Time
30-60 seconds per part (automated ejection)
Waste Reduction
Regrind recyclable sprue material
4. Customization & Finishing Options
Texture Finishes
Soft-touch, matte, or glossy
Structural Features
Snap-fits, screw bosses, and IP67 sealing grooves
Post-Processing
UV coating, pad printing (logos)
5. Durability & Environmental Resistance
Certified conduct rigorous testing:
|
Test |
Standard |
Performance |
|
Drop Test |
MIL-STD-810G |
Survives 1.5m drops |
|
UV Exposure |
ASTM G154 |
500+ hours without fading |
|
Thermal Shock |
IEC 60068 |
-20°C to 70°C stability |
Company Profile
BSH Company Overview
| Established | 2004 Location: Shenzhen ,China |
| Facility | 10,000㎡ integrated production base |
| Workforce | 50+ skilled technicians & engineers |
Core Capabilities
1. Tooling Development & Production
| Specialization | High-precision zinc/aluminum alloy die-casting molds |
| Tolerance | Up to ±0.01mm (ISO 2768 fine grade) |
| Mold Lifespan | 100,000+ shots (H13/DIEVAR steel) |
2. Metal Die Casting Services
|
Material |
Process |
Max. Part Size |
Surface Finish |
|
Zinc Alloy |
Hot Chamber |
500×400×300mm |
Ra 1.6μm (N6) |
|
Aluminum ADC12 |
Cold Chamber |
600×500×400mm |
Ra 3.2μm (N7) |
3. Precision Machining Division
Equipment
- 18-axis CNC machining centers (Fanuc/Siemens)
- Swiss-type lathes (Ø2-50mm)
- 5-axis simultaneous milling (±0.005mm)
Secondary Processes
▪ Drilling/tapping (M0.8-M20)
▪ Jig grinding (Ra 0.4μm)
▪ EDM wire cutting (Ø0.1-3.0mm)
4. Surface Treatment Facilities
Electrostatic Spraying
✓ 100,000-class dust-free booth
✓ UV-resistant powder coatings (RAL color matching)
Mechanical Finishing
✓ Glass bead blasting (Sa 2.5)
✓ Centrifugal vibration polishing (mirror finish)
5. Quality Assurance
- Certifications: ISO 9001:2008
- Inspection:
▪ CMM (Zeiss CONTURA G2)
▪ XRF material verification
▪ Salt spray testing (500+ hours)
Competitive Advantages
✔ Vertical Integration: From mold design to final assembly
✔ Prototype-to-Mass Production: 15-day NPI cycle
✔ Industry Focus: Automotive, IoT, payment terminals
BSH INJECTION EQUIPMENT LIST
1. Injection Molding Machines
- Hydraulic Clamp Type (80-500 ton)
- Electric/Hybrid Servo-Driven (High Precision)
- Two-Platen Models (Space-Saving)
2. Peripheral Equipment
- Material Handling:
- Drying Hoppers (50-300kg capacity)
- Vacuum Loaders (Central/Robot-Automated)
- Silo Storage Systems (1-5 ton)
- Temperature Control:
- Chillers (5-30HP, ±0.5°C accuracy)
- Mold Temperature Controllers (Oil/Water)
- Granulators/Recyclers:
- Centralized Crushing Systems
- Blade-Type Granulators (10-50HP)
3. Automation Systems
- Robotic Arms (6-axis, Sprue Pickers)
- Conveyor Belts (Cooling/Assembly Lines)
- Vision Inspection Systems (AOI)
4. Mold & Tooling
- Quick Mold Change Systems (QMC)
- Hot Runner Controllers (Multi-zone)
- Mold Storage Racks (Heavy-Duty)
5. Testing & QC
- CMM (Coordinate Measuring Machines)
- Melt Flow Index Tester
- Shore Hardness Tester
6. Ancillary Equipment
- Dust Collectors (Industrial HEPA)
- Compressed Air Systems (10-50HP)
- Demagnetizers (for Metal Inserts)
7. Software
- MES (Manufacturing Execution System)
- CAD/CAM (Mold Design)
- IoT Monitoring Platforms
Hot-Sale Products
Test Equipment
Packing & Delivery
Bubble bag & Cardboard K=K Carton Box Pallet/ Wooden Box
FAQ
Q: 1. What materials do you recommend for Bluetooth speaker housings?
A: The best materials depend on speaker requirements:
- ABS – Affordable, glossy finish, great for mid-range speakers.
- PC/ABS – Stronger, heat-resistant, ideal for premium models.
- Polypropylene (PP) – Waterproof, chemical-resistant, perfect for outdoor speakers.
- Nylon (PA6/PA66) – High durability, best for industrial-grade speakers.
BSH can help select the best material based on cost, weight, and durability needs.
Q: 2. How do BSH ensure waterproofing for speaker housings?
A:
✔ Precision mold tooling (gap < 0.1mm) for tight sealing.
✔ Ultrasonic welding for seam-free bonding.
✔ Rubber gasket integration (TPE/TPU overmolding).
✔ IP67 testing (immersion up to 1m for 30 minutes).
Q: 3. What tolerances can BSH companies achieve?
A: BSH guarantee:
|
Feature |
Standard Tolerance |
High-Precision Tolerance |
|
Wall thickness |
±0.2mm |
±0.05mm |
|
Hole diameter |
±0.1mm |
±0.03mm |
|
Flatness |
0.3mm/m² |
0.1mm/m² |
QC ensures consistency for critical speaker components.
Q: 4. Can BSH injection molding services produce speaker housings with custom textures/colors?
A: Yes. We offer:
- In-mold texturing (leather, matte, soft-touch).
- Masterbatch coloring (Pantone-matched).
- Painting/coating (UV-resistant, metallic finishes).
Note: Request material samples before mass production.
Q: 5. Why we choose your factory make speaker housings?
A:
✔ ISO 9001:2008 certification – Quality assurance.
✔ Experience in consumer electronics – Speaker-specific expertise.
✔ Prototyping capabilities – 3D printing/mold trials.
✔ MOQ flexibility (500–100,000+ units).
✔ Post-molding services (assembly, packaging).
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