Phone case molds ,plastic injection mould for case
Details :
Surface treatmentPolishing, or as customer's requirements
Material
Mold: 718H, S136H, NAK80, DIN1.2344, LKM2083, LKM2344, 8406, 8407, S136, LKM2767 etc.
Product: PP, PC, PS, PE, PU, PVC, ABS, PMMA etc
General sizeAccording to your 3D drawings
Design software STEP and X-T,UG,pro-E etc
Plastic mould life 500,000 shots
Manufacturing MachinesCNC,EDM,MILLING,WIRE-CUT, etc
RunnerHot runner/Cold runner
Design SoftwareUG,PROE,CAD,Solidworks, etc
Cavity number of mouldSingle cavity,Multiple cavity or one mold with different products
Surface treatmentWords corrosion,Mirror polish,Frosted surface or textured surface
Mould standardDomestic standard, HASCO standard, DME standard. Master flow standard
Mould testingAll of the moulds can be well tested befre the shipments.
Pictures:
About ABIS
ABIS was founded in Shenzhen China, adjacent to Hong Kong, in 1996, has its own factory of 12,000 square meters. With the advanced facilities from Germany, Swiss and Japan, and a highly experienced design and engineering team, ABIS builds multi-cavity molds to exacting tolerances, providing the critical structural foundation for leading manufacturing companies to produce high precision mold.
ABIS Mold which engaged in :
1. Cold&Hot Runner/ Single&Multi- Cavity-Injection moulding
2. Single&Multi- Shot
3. Die Cast-Aluminum&Zinc
4. Inserting Mold
5. Overmolding
6. Prototype Tooling
7 Mass Production
ABIS applies advanced software for mold design-Auto CAD, UG, Solid works and ProE etc. So far, ABIS has received the "ISO 9001" ,"ROHS" green, SGS certificate.
Customized mold
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Detailed description of Custom Plastic Mould:
| Cavity/Core Material | 718H,P20,NAK80,2316,2738,DIN2344,H13 and available |
| Product Material | ABS,PC,PP,PVC,POM,PMMA,PS,PE,PET,RUBBER Silicone,PA,PBT,PEI,etc |
| Base | LKM or by requested |
| Structure | Double Color injection mold,Solid Mold,Insert Mold,Mold with Slide,Mold with Lifter |
| Runner System | Hot runner,Cold runner |
| Cavity | Single cavity,multi cavity by requested |
| Finish | Corrosion word,Mirror finish,Brushed |
| Mold standard | HASCO,DME,MISUMI, or by requested etc |
| Software | STEP and X-T,UG,pro-E |
| Tolerance | +-0.05mm |
| Design time | 5-7 day |
| Sample time | 1 week |
| Production time | 3-5 weeks,depends on mold structure |
| Main technique | Milling,Grinding,EDM,Wire-cutting,Engraving,CNC etc |
| Longevity | 0.5-1 million shots |
| Packing | Wooden case,PE,or by requested |
2. Custom Plastic Mould making process
Mould packaging :
The manufacturing of phone cases through plastic injection moulding represents one of the most sophisticated applications of modern polymer processing technology. This intricate process combines precision engineering, materials science, and advanced manufacturing techniques to produce the protective cases that safeguard billions of mobile devices worldwide. The global phone case industry, particularly dominated by china moulding manufacturers, has evolved into a multi-billion dollar sector that exemplifies the pinnacle of mass production efficiency.
Injection Moulding Process
Plastic injection moulding for phone cases begins with the creation of highly precise metal molds, typically crafted from hardened steel or aluminum alloys. These molds, often produced by customized china moulding factory facilities, consist of two primary components: the cavity (female portion) and the core (male portion). When these components close together, they form a hollow space that perfectly replicates the desired phone case design.
The process involves injecting molten thermoplastic material into this cavity under tremendous pressure, typically ranging from 15,000 to 30,000 PSI. Leading bulk china moulding suppliers have perfected this technique through decades of refinement and technological advancement.
The injection phase requires precise temperature control, with polymers heated to temperatures between 200-300°C depending on the material type. Modern facilities offering china moulding wholesale with low price utilize computer-controlled systems to maintain temperature consistency within ±1°C, ensuring uniform material flow and preventing defects.
The molten plastic travels through carefully designed runner systems and gates, filling the mold cavity in mere seconds. Companies providing china moulding in stock cheap employ hot runner systems that maintain the plastic in a molten state throughout the distribution channels, reducing waste and improving cycle times.
Material Selection and Properties
The selection of appropriate thermoplastic materials is crucial for phone case performance. Common materials include polycarbonate (PC), thermoplastic polyurethane (TPU), and acrylonitrile butadiene styrene (ABS). Each material offers distinct advantages: PC provides exceptional impact resistance and transparency, TPU offers flexibility and shock absorption, while ABS combines rigidity with cost-effectiveness. Many specialists offering china moulding free sample & quotation have developed proprietary material blends that optimize these properties for specific applications.
| Material | Key Properties | Advantages | Common Applications |
|---|---|---|---|
| Polycarbonate (PC) | High impact resistance, transparency, heat resistance | Exceptional durability, clear finish, good dimensional stability | Clear cases, rugged protective cases |
| Thermoplastic Polyurethane (TPU) | Flexibility, elasticity, shock absorption | Excellent impact protection, scratch resistance, grip | Bumper cases, flexible cases |
| ABS | Rigidity, impact resistance, affordability | Good balance of strength and cost, easy to process | Standard protective cases, custom designs |
Material preparation in professional CE certified china moulding facilities involves precise drying procedures to eliminate moisture that could cause surface defects or structural weaknesses. Hygroscopic materials like PC require drying at 120°C for 4-6 hours before processing. Additionally, high quality china moulding suppliers often incorporate additives such as UV stabilizers, flame retardants, and colorants during the material preparation phase.
"The selection of appropriate thermoplastic materials is paramount in determining the final performance characteristics of injection-moulded products. Factors such as impact resistance, thermal stability, and aesthetic qualities must be carefully balanced to meet the specific requirements of mobile device protection."
Source: Polymer Engineering Principles, 4th Edition. Smith, J.F. and Johnson, R.D. (2023). polymerengineeringjournal.com
Mold Design and Engineering Excellence
The engineering of phone case molds demands extraordinary precision, with tolerances often measured in micrometers. Professional durable china moulding bulk buy companies employ advanced CAD/CAM software and finite element analysis (FEA) to optimize mold designs before physical production begins.
Critical considerations include wall thickness uniformity (typically 0.8-2.0mm for phone cases), draft angles (minimum 1-2 degrees for easy ejection), and strategic placement of ejector pins to prevent marking on visible surfaces
Cooling system design represents another crucial aspect mastered by advanced china moulding manufacturers. Conformal cooling channels, following the contours of the mold cavity, ensure uniform temperature distribution and reduce cooling time by up to 40%.
Leading china moulding custom service factory operations increasingly adopt 3D-printed cooling inserts that create complex channel geometries impossible with traditional machining methods. The integration of sensors within moulding tools enables real-time monitoring of temperature, pressure, and cycle parameters, facilitating predictive maintenance and quality assurance.
Quality Control and Testing Protocols
Rigorous quality control distinguishes professional operations from amateur manufacturers. Dimensional verification using coordinate measuring machines (CMMs) ensures each case meets specifications within ±0.05mm tolerance. Facilities with classy china moulding pricelist conduct comprehensive testing including drop tests from heights up to 2 meters, chemical resistance evaluations, and thermal cycling between -40°C and 85°C to simulate extreme usage conditions.
Dimensional Accuracy
Precise measurements using advanced CMM technology ensure perfect fit for each device model.
Environmental Testing
Products undergo extreme temperature cycling and humidity testing to ensure durability.
Visual Inspection
Automated optical systems detect microscopic defects invisible to the human eye.
Surface finish quality, paramount for consumer products, receives particular attention in the moulding process. Techniques such as vapor polishing, texture etching, and in-mold decoration (IMD) enhance both aesthetic appeal and functionality. Modern plants representing china moulding brands with discount employ automated optical inspection systems that detect microscopic defects invisible to the human eye, maintaining rejection rates below 0.1% in world-class operations.
Technological Innovations and Industry Trends
The phone case moulding industry continues evolving with technological advancement. Multi-shot injection moulding, perfected by companies that buy discount china moulding in stock, enables production of cases with multiple materials or colors in a single cycle. This technique creates sophisticated designs featuring rigid frames with flexible bumpers, eliminating secondary assembly operations. Gas-assisted injection moulding, another innovation prominent in china moulding sectors, produces cases with hollow sections that reduce weight while maintaining structural integrity.
Industry 4.0 Transformation
Industry 4.0 technologies are transforming china moulding operations through implementation of IoT sensors, artificial intelligence, and machine learning algorithms. These systems optimize process parameters in real-time, predict maintenance requirements, and enable remote monitoring of production lines. Leading china moulding companies report efficiency improvements exceeding 25% through digital transformation initiatives.
The sustainability focus in china moulding has intensified, with manufacturers developing closed-loop recycling systems and bio-based polymers. Advanced china moulding facilities now incorporate energy recovery systems that capture and reuse heat from the moulding process, reducing energy consumption by up to 30%. These environmental initiatives, combined with lean manufacturing principles adopted by china moulding companies, are creating a more sustainable and efficient production ecosystem.
FAQ:`
1.How can i place an order?
You can contact any of our sales person for an orderPlease provide the details of your requirements as clear as possible.So we can send you the offer at the first time. For designing or further discussion, it is better to contact us with alitalk,Skype
2. When can I get the price?
Usually we quote within 24 hours after we get your inquiry.
3. How can I get a sample to check your quality?
After price confirmation, you can require for samples to check our quality.
Free for a blank sample tocheck the designand paper quality, as long as you afford the express freight.
For printed samples, we will charge $30-$100 to cover the cost on film&printing.
4. Can you do the design for us?
Yes. We have a professional team having rich experience in plastic products design and manufacturing. Just let me know your ideas and we will help to carry out your ideas into perfect products.
5. How long can I expect to get the sample?
After you pay the sample charge and send us confirmed files, the samples will be ready for delivery in 3- 7 days.
The samples will be sent to you via express and arrive in 3-5 days.
6. What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order. Alway 7-15days
7. What is your terms of delivery
We accept EXW, FOB, CFR, CIF, DDU, DDP etc.You can choose the one which is the most convenient or cost effective for you
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