This guide explains what Ziqiang's injection blow molding machine range includes, which applications it serves, how the machines are built, and what overseas buyers should check before placing an order. Whether you are a distributor comparing blow molding machine manufacturers, an OEM buyer sourcing a PE bottle blowing machine, or a procurement manager evaluating blow molding machine suppliers for a new production line, this article gives you practical information to review before sending an inquiry.
A China Injection Blow Molding Machine Manufacturer With 20+ Years of Experience
Zhangjiagang Ziqiang Machinery Co., Ltd. is based in Zhangjiagang City, Jiangsu Province, one of China's established plastic machinery manufacturing hubs with convenient access to major ports for export shipping. The company has over 20 years of experience designing and building injection blow molding machines and the molds that go with them.Ziqiang's engineering team focuses specifically on IBM machine technology, the one-step process in which injection, blowing, and ejection happen within a single machine cycle, rather than spreading across unrelated plastic processing equipment. That focus is one reason overseas buyers work with Ziqiang: the team can advise directly on mold design, cycle time, and bottle wall-thickness issues that a general-purpose machine supplier may not fully understand.
• Manufacturing area: 1,000+ m² facility in Zhangjiagang, Jiangsu Province, China
• Team: 50+ employees, including a dedicated engineering and R&D group
• Export footprint: machines supplied to 30+ countries and regions
• Industry focus: single-stage injection blow molding equipment and molds only
Injection Blow Molding Machine Range — All-Electric, Servo & Hydraulic
Ziqiang produces three drive types of injection blow molding machines, covering different budget levels and precision requirements:• All-electric machines — highest repeatability, lower energy consumption, and suitable for cleanroom-sensitive production since there is no hydraulic oil near the mold
• Servo-hydraulic machines — a balance of energy efficiency and equipment cost, suitable for most small-bottle production lines
• Standard hydraulic machines — a cost-effective option for buyers with simpler tolerance requirements
ZQ40 to ZQ135 — Injection Blow Molding Machine Series for Small to Mid-Volume Bottle Production
The ZQ series is built around a clamping-force range suited to small and mid-volume bottles rather than large industrial containers. Buyers typically select a model based on cavity count, shot size, and daily output target, not on tonnage alone. Our team can help match a model to your bottle drawing or sample — view the full range on the injection blow molding machine products page before requesting a quotation.Energy-Efficient Servo-Driven IBM Machines
Servo-driven blow molding machines adjust motor output to actual demand during each cycle instead of running at constant hydraulic pressure. For buyers running multi-shift production, this generally reduces electricity cost per bottle, although actual savings depend on bottle size, cycle time, and local electricity rates, and should be confirmed directly with our technical team for your specific product.One-Step IBM Machines for Pharmaceutical, Cosmetic, Food & Eye-Drop Packaging
Ziqiang's injection blow molding machines are built for small, high-precision containers rather than large structural parts. Typical end products include pharmaceutical bottles and vials, eye-drop bottles, cosmetic and personal care bottles, and food or household chemical bottles.High-Precision Machines Producing 1ml–1000ml Bottles
Because the one-step process molds and blows the bottle in a single, continuous cycle, wall thickness and neck finish stay consistent across a full production run. This consistency matters most for buyers packaging liquid pharmaceuticals or eye-drops, where dosage accuracy depends on uniform bottle volume. Ziqiang's machines are designed to produce bottles from 1ml up to 1000ml, covering most small-bottle categories used in pharmaceutical and cosmetic packaging.You can review real finished-product categories, including pharmaceutical, cosmetic, and food packaging examples, on the application page.
Eye-Drop Bottle and Vial Production
Eye-drop and small pharmaceutical vial production has tighter tolerance requirements than general cosmetic packaging, since the bottle often integrates directly with a dropper tip or child-resistant closure. Buyers sourcing equipment for this category should request mold cavity drawings and sample bottles before ordering a full machine, a step Ziqiang supports as part of its turnkey project process.Material Compatibility for Injection Blow Molding
Ziqiang's machines are compatible with the resin types most commonly used in small-bottle production:• HDPE and LDPE — general packaging and household bottles
• PP — pharmaceutical and food-safe packaging
• PS, including high-transparency PS — cosmetic and personal care bottles
• ABS — durable cosmetic packaging
• PCTG and corn-based (PLA-type) material — clear, premium, or eco-focused packaging
• EVA — flexible packaging applications
Material choice affects clamping force, cooling time, and mold design, so it is worth confirming your target resin and bottle specification with the supplier before requesting a formal quotation.
Custom Injection Blow Mold Design and Manufacturing
A machine alone does not produce a finished bottle. The mold determines the final shape, wall thickness, and neck finish. Ziqiang designs and manufactures injection blow molds in-house alongside the machines themselves, which shortens communication between mold design and machine setup.For buyers developing a new bottle shape, this in-house mold capability generally means:
• Fewer handoff delays between the machine supplier and a separate mold maker
• Mold and machine parameters matched from the design stage, which reduces trial-run adjustments
• One point of contact for technical troubleshooting after installation
Buyers with an existing bottle design, whether a drawing or a physical sample, can send it directly for a mold feasibility review. See the mold products page for current mold categories.
Turnkey Injection Blow Molding Solutions — Machines, Molds & After-Sales Support
Ziqiang positions its offer as a turnkey project rather than a single machine sale. In practice, this includes:• Machine selection based on bottle size and output target
• Matching mold design and manufacturing
• Pre-sale technical consultation, including resin selection and cycle-time estimates
• Installation guidance and after-sale technical support
For overseas buyers, this matters because equipment issues after shipment are harder to resolve without a supplier who understands both the machine and the mold. A single-source injection blow molding machine and mold provider reduces the number of parties involved when troubleshooting a production problem.
Why International Buyers Work With Ziqiang
• Exhibits regularly at CHINAPLAS, a major international plastics and rubber trade fair, giving overseas buyers a chance to see machines in person and discuss projects face to face• Supplies injection blow molding machines to buyers across 30+ countries and regions, including North America, Europe, the Middle East, Asia-Pacific, South America, and Africa
• Works with distributors, OEM/ODM buyers, brand owners, engineering companies, and factory procurement teams, not only end users
• Located in Zhangjiagang, close to major Chinese ports, which simplifies export documentation and shipping
How to Evaluate an Injection Blow Molding Machine Supplier Before You Buy
1. Machine tonnage and clamping force matched to your bottle size and cavity count
2. Compatible resin types for your product, as covered in the material section above
3. Whether mold design and manufacturing is available in-house or outsourced to a third party
4. Standard lead time for machine production and mold sampling
5. After-sale support process, including spare parts availability and remote troubleshooting
6. Export documentation and shipping terms, such as FOB or CIF
Asking these questions early avoids miscommunication later in the order process, especially when working across time zones, currencies, and language differences. A supplier who answers these clearly, without vague or generic replies, is usually easier to work with long term.
Quality Control and Export Process for Overseas Orders
International buyers, especially first-time buyers of a China injection blow molding machine, often want to know what happens between placing an order and receiving the machine. Understanding this process in advance makes it easier to plan installation, staff training, and production start-up on your end.A typical order process for an injection blow molding machine includes the following stages:
7. Technical discussion — confirming bottle size, resin type, and required output
8. Machine and mold configuration — matching a ZQ series model and mold cavity layout to your product
9. Production and in-house testing — running the machine with your specified resin before shipment
10. Sample bottle approval — buyers can request sample bottles from the test run before the order ships
11. Packing and export documentation — shipping arranged from Zhangjiagang, with standard export paperwork prepared
12. Installation guidance and after-sale support — technical assistance provided after the machine arrives
For buyers who are new to importing production equipment from China, requesting sample bottles and test-run videos before shipment is a practical way to confirm machine performance matches your expectations, without needing to travel for an in-person inspection.
Injection Blow Molding Machine Series Overview
The table below gives a general comparison of Ziqiang's main injection blow molding machine models. Exact clamping force, shot size, and cavity options vary by configuration, so please confirm full specifications with our team for your specific bottle project.| Model | Drive Type | General Bottle Range | Typical Application |
| ZQ40 | All-electric / servo / hydraulic | Small bottles | Eye-drop bottles, pharmaceutical vials |
| ZQ60 | All-electric / servo / hydraulic | Small to mid-size bottles | Cosmetic and pharmaceutical bottles |
| ZQ80 | Servo / hydraulic | Mid-size bottles | Food and personal care bottles |
| ZQ110 | Servo / hydraulic | Mid to large bottles | Household and food packaging |
| ZQ135 | Servo / hydraulic | Larger small-bottle range | Large-volume bottles |
FAQ: Injection Blow Molding Machines for Overseas Buyers
What is an injection blow molding machine used for?
An injection blow molding machine (IBM machine) produces small, hollow plastic bottles in a single continuous process, combining injection, blowing, and ejection in one machine cycle. It is commonly used for pharmaceutical, cosmetic, food, and eye-drop bottles that require consistent wall thickness and a precise neck finish.What is the difference between injection blow molding and extrusion blow molding?
Injection blow molding first injects molten resin onto a core rod, then transfers it to a blow mold, producing bottles with a finished, defect-free neck and generally less material waste for small bottles. Extrusion blow molding, by comparison, extrudes a plastic tube that is then blown into shape, and is more commonly used for larger containers.What bottle sizes can Ziqiang's injection blow molding machines produce?
Ziqiang's machines are designed to produce bottles ranging from 1ml to 1000ml, covering most small-bottle categories used in pharmaceutical, cosmetic, and food packaging.Can Ziqiang design a custom mold for our bottle shape?
Yes. Ziqiang designs and manufactures injection blow molds in-house alongside its machines. Buyers can send a drawing or a physical bottle sample for a mold feasibility review.Does Ziqiang offer after-sales technical support for overseas buyers?
Yes. Ziqiang provides pre-sale, sale, and after-sale technical support, including installation guidance and ongoing troubleshooting assistance for exported machines.Which countries does Ziqiang currently export to?
Ziqiang supplies injection blow molding machines to buyers in 30+ countries and regions across North America, Europe, the Middle East, Asia-Pacific, South America, and Africa.Conclusion
Choosing an injection blow molding machine manufacturer is a long-term decision. The right partner affects not just the initial machine purchase, but mold quality, production consistency, and how quickly problems get resolved after installation. Zhangjiagang Ziqiang Machinery Co., Ltd. has spent over 20 years focused specifically on one-step IBM machines and molds for pharmaceutical, cosmetic, food, and eye-drop bottle production, with export experience across more than 30 countries.If you are comparing suppliers or preparing a bottle production project, contact Ziqiang's team directly for machine specifications, a mold feasibility review, or a formal quotation.