Capabilities
Manufacturing Capabilities | Mold Making & Injection Molding Factory | JBRplas
JBRplas manufacturing capabilities at a glance — 30+ injection presses (60T–500T), 12 CNC machining centers, 500+ resins, ISO 9001 & 13485 certified. Mold design, tooling, molding, assembly under one roof in Shenzhen.
Factory at a Glance
| Founded | 1995 |
| Location | Shenzhen, Guangdong, China |
| Factory area | 10,000 m² |
| Total employees | 150+ |
| Engineering staff | 25 engineers |
| Certifications | ISO 9001:2015, ISO 13485:2016 |
| Clients served | 50+ OEMs across 15+ countries |
| Molds delivered | 3,000+ |
| Parts produced | 2,000 million + |
All capabilities under one roof — mold design, tooling, injection molding, and assembly in a single Shenzhen facility. No third-party suppliers. No handoff gaps.
Mold Manufacturing
Toolroom Equipment
| Equipment | Specification | Quantity |
|---|---|---|
| CNC machining centers | 3-axis & 5-axis, ±0.005mm | 12 |
| EDM sinkers | Ra 0.2μm surface finish | 6 |
| Wire-cut EDM | ±0.003mm | 4 |
| Surface grinders | ±0.002mm | 4 |
| High-speed milling | Up to 30,000 rpm | 3 |
| CMM inspection | Zeiss / Hexagon | 2 |
Mold Types
Standard two-plate and three-plate cold runner molds, hot runner molds (Yudo, Mold-Masters, Husky, Synventive), insert molds, two-shot / 2K overmold tooling, unscrewing molds for threaded closures, collapsible core molds, stack molds, gas-assist molds.
Steel Grades
| Steel | Hardness | Shot Life | Best For |
|---|---|---|---|
| P20 (718H) | 28–34 HRC | 300K–500K | General purpose: ABS, PP, PC |
| H13 | 48–52 HRC | 500K–1M+ | High-temp resins: PA, POM, PEEK |
| S136 (420SS) | 48–52 HRC | 500K–1M+ | Corrosive resins: PVC, optical PC, medical |
| NAK80 | 38–43 HRC | 300K–500K | Mirror finish, optical lenses |
| 2344 | 44–52 HRC | 800K–1M+ | High-pressure, automotive, abrasive GF |
Surface Finishes
SPI A1 (diamond polish, Ra 0.012μm) through SPI D1 (dry blast, Ra 0.80μm). VDI 12–45 spark-erosion textures. Laser-etched custom textures. Full range achievable in-house.
Design & Engineering
Mold design in SolidWorks and UG NX. Moldflow simulation (fill, warp, cooling) on every project. Free DFM report with every quotation. Accept STEP, IGES, SolidWorks, UG NX, Pro/E file formats.
View mold manufacturing details →
Injection Molding
Press Fleet
| Clamping Force | Presses | Max Shot Weight | Best For |
|---|---|---|---|
| 60–100 T | 9 | Up to 120 g | Small connectors, clips, electronic housings |
| 101–160 T | 12 | Up to 200 g | Medium enclosures, brackets, consumer products |
| 200–250 T | 8 | Up to 400 g | Larger parts, multi-cavity options |
| 320–500 T | 6 | Up to 900 g | Large structural parts, automotive |
All presses servo-hydraulic with real-time process monitoring. Automated part removal on 80% of presses. ISO 8 (Class 100,000) clean room molding cell available.
Production Volumes
| Category | Annual Quantity | Tooling |
|---|---|---|
| Prototype / bridge | 500–10,000 | Aluminum or P20 soft tool |
| Low volume | 10,000–100,000 | Single-cavity P20 |
| Medium volume | 100K–1M | 2–4 cavity H13 |
| High volume | 1M+ | High-cavitation, hot runner |
No minimum order quantity. Production batches from 500 pieces.
Dimensional Tolerances
| Class | Tolerance | Application |
|---|---|---|
| Standard | ±0.15mm | General industrial parts |
| Precision | ±0.05mm | Connector housings, snap-fit enclosures |
| High precision | ±0.02mm | Optical, medical, automotive ADAS |
Materials
500+ resin grades processed in-house, including:
Engineering: ABS, PC, PC/ABS, PA6, PA66, PA66-GF30, POM, PBT-GF30, PPO/PPE, PMMA, PEEK
Commodity: PP, PE (HDPE / LDPE), GPPS, HIPS, SAN, PVC (rigid and flexible)
Specialty: Flame retardant (UL 94 V-0, V-1, V-2), glass-filled (GF10–GF50), UV-stabilized, FDA food-contact, USP Class VI medical, ISO 10993 biocompatible, carbon-filled ESD-safe
View full materials reference →
Secondary Processes
Assembly (manual and semi-automated), ultrasonic welding (20–40mm horns), heat staking / insert installation, pad printing (up to 4 colours), spray painting (RAL / Pantone matched), chrome plating (decorative and functional), laser engraving (serial numbers, logos, QR codes), custom packaging (blister, clamshell, retail box, bulk tray, anti-static).
View injection molding details →
Quality & Certifications
Certifications
| Certification | Scope |
|---|---|
| ISO 9001:2015 | Mold design, manufacturing, injection molding, assembly |
| ISO 13485:2016 | Medical device molding — full QMS |
| RoHS | EU Directive 2011/65/EU — material compliance |
| REACH SVHC | EU Regulation 1907/2006 — chemical substance declarations |
Measurement Equipment
| Instrument | Specification | Purpose |
|---|---|---|
| CMM (Zeiss / Hexagon) | ±0.002mm | 3D dimensional measurement |
| Optical comparator | ±0.005mm | Profile and contour |
| Surface roughness tester | Ra 0.001μm resolution | Surface finish verification |
| Hardness tester (Rockwell) | ±0.5 HRC | Steel hardness verification |
| Colour spectrophotometer | ΔE < 0.5 | Colour match verification |
| Pull-force tester | 0–500N | Snap-fit and insert retention |
All equipment calibrated on schedule. Certificates traceable to national standards.
Documentation Packages
| Document | Standard | Automotive | Medical |
|---|---|---|---|
| DFM Report | All programs | All programs | All programs |
| First Article Inspection (FAI) | All programs | All programs | All programs |
| Certificate of Conformance (CoC) | All programs | All programs | All programs |
| Material Certificate | All programs | All programs | All programs |
| PPAP Level 3 | — | Standard | On request |
| Control Plan | — | Standard | Standard |
| PFMEA | — | Standard | Standard |
| SPC Data (Cpk) | — | Standard | On request |
| Lot Traveller | — | — | Standard |