Ningbo (P&M) Plastic Hardware Products Co. has 15 years of mold making technology for customized Plastic clasp molding. We have ISO 9001 certificates. We provide professional custom mold service and we are professional plastic mold manufacturer. We have sufficient experience in product raw material selection and mold material selection. We are well aware of the properties of various materials and the advantages and disadvantages of mold design. We will recommend suitable materials and professional design advice for our clients.
Custom Plastic clasp molding – Precision, Quality, and Flexibility
Looking for custom plastic parts with perfect fit and finish? Our plastic injection molds are designed to bring your ideas to life with high precision, durable quality, and fast production time. Whether you need small accessories or complex components, we provide tailor-made solutions for various industries.




Why Choose Our Plastic Molds?
We specialize in custom-made molds for plastic parts of all shapes and sizes. From concept to production, we work closely with you to create molds that match your exact specifications.
Custom Designs: We build molds based on your 3D files, drawings, or samples. Every mold is unique—made just for your product.
Multiple Part Structures: We support various part designs including:
Snap-fit components
Threaded caps or closures
Multi-cavity parts for high-volume production
Hinged parts or living hinges
Complex inner structures with inserts
Wide Material Compatibility: Our molds are compatible with a wide range of materials such as:
ABS – for strong, impact-resistant parts
PP (Polypropylene) – for flexible or food-safe components
PC (Polycarbonate) – for high clarity and strength
PA (Nylon) – for durable and wear-resistant parts
TPE/TPU – for soft-touch or rubber-like flexibility
We help you choose the right material for your function, appearance, and budget.
Injection Molding Process – Efficient and Repeatable
Our core process is plastic injection molding, which is ideal for mass production of consistent, high-quality parts. Here's how it works:
Tooling: We manufacture a custom mold specifically for your product.
Injection: Melted plastic is injected into the mold under high pressure.
Cooling & Ejection: Once cooled, the part is released and ready for use.
Finishing & Quality Check: Every part is inspected to ensure accuracy and function.
From small runs to large batches, we guarantee fast turnaround and reliable quality.
End-to-End Service – More Than Just Molding
Besides mold making and part production, we also offer:
Part Assembly: Need parts put together? No problem—we offer light assembly services.
Packaging & Labeling: Ready your product for market with customized packaging options.
Replacement Parts Production: Ideal for aftermarket or spare part needs.
Industries We Serve
Our plastic parts are widely used in:
Consumer electronics
Automotive accessories
Home appliances
Medical and healthcare products
Toys and gadgets
Industrial equipment components
Why Our Customers Trust Us
Fast Quote & Design Support
Low MOQ (Minimum Order Quantity)
High Precision Tolerance
Durable Mold Life
Global Shipping
Get a Free Quote Today
Whether you're starting a new project or need to improve an existing one, we're here to help. Contact us to get a free consultation and see how we can turn your design into high-quality plastic parts.
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Product Name |
Plastic clasp molding
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Pls provide |
2D, 3D, samples, or the size of the multi-angle pictures |
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Mould Time |
20-35 Days |
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Product time |
7-15 Days |
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Mould precision |
+/-0.01mm |
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Mould life |
50-100 million shots |
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Producing Process |
Audit drawings - mold flow analysis - design validation - Custom Materials - mold processing - core processing - electrode machining - Runner system processing - parts processing and procurement - machining acceptance - cavity surface treatment process - complex mode Die - The entire mold surface coating - Mounting plate - mold sample - sample test - sending samples |
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Mould cavity |
One cavity, multi-cavity or same different products be made together |
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Mould material |
P20,2738,2344,718,S136,8407,NAK80,SKD61,H13 |
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Runner system |
Hot runner and cold runner |
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Base material |
P20,2738,2344,718,S136,8407,NAK80,SKD61,H13 |
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Finish |
Pitting the word, mirror finish, matte surface, striae |
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Standard |
HASCO, DME or dependent upon |
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Main technology |
Milling, grinding, CNC, EDM, wire cutting, carving, EDM, lathes, surface Finish, etc. |
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Software |
CAD,PRO-E,UG Design Time: 1-3 days (normal circumstances) |
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Product material |
ABS,PP,PC,PA6,PA66,TPU,POM,PBT,PVC,HIPS,PMMA,TPE,PC/ABS,TPV,TPO,TPR,EVA,HDPE,LDPE,CPVC,PVDF,PPSU.PPS. |
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Quality system |
ISO9001:2008 |
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Establish time |
20days |
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Equipment |
CNC,EDM,Cutting off Machine,plastic machinery,etc plastic suitcase mould zhe jiang |




We are Custom Plastic Mold factory. Our factory is plastic injection mold maker. we has 17 years of experience in professional custom plastic mold and 10 years of foreign trade experience. We are custom Plastic Mold supplier. We can provide custom Plastic Mold service. Our factory can make the Injection molded plastic parts, and the quality of the products will satisfy you.
We have more than 50 high-end machines and hundreds of engineers and designers. We can provide one-stop service, from product design - mold making - product production - product packaging - transportation. We have a complete production chain. We can meet all your requirements.
Professional custom mold service, Plastic mold design and manufacturing .plastic product production, product design, mold design, blow mold customization, rotational mold customization, die-casting mold customization. 3D printing services, CNC manufacturing services, product packaging, customized packaging, shipping services.









We always adhere to the principles of quality first and time first. While providing customers with the highest quality products, try to maximize the production efficiency and shorten production time. We are proud to tell every customer that our company has not lost any customer since its establishment.If there is a problem with the product, we will seek a solution actively and take responsibility to the end.
Q1: Are you trading company or manufacturer ?
A: We are manufacturers.
Q2. When can I get the quotation?
A: We usually quote within 2 days after we get your inquiry.
If you are very urgent, please call us or tell us in your email so that we can quote for you first.
Q3. How long is the lead-time for mold?
A: It all depends on the products' size and complexity. Normally, the lead time is 25 days.
Q4. I have no 3D drawing, how should I start the new project?
A: You can supply us a molding sample, we will help you finish the 3D drawing design.
Q5. Before shipment, how to make sure the products quality?
A: If you don't come to our factory and also don't have the third party for inspection, we will be as your inspection worker.
We will supply you a video for production process detail include process report, products size structure and surface detail, packing detail and so on.
Q6. What is your payment terms?
A: Mold Payment: 40% deposit by T/T in advance, 30% second mold payment before sending out the first trial samples, 30% mold balance after you agree the final samples.
B:Production Payment: 50% deposit in advance, 50% before sending out the final goods.
Q7: How do you make our business long-term and good relationship?
A:1. We keep good quality and competitive price to ensure our customers benefit for best quality products.
2. We respect every customer as our friend and we sincerely do business and make friends with them, no matter where they come from.