This machine is suitable for labeling objects of various shapes such as flat, square, conical, cylindrical, and elliptical. You can stick two labels on both front and back, or just one label. The labeling process is stable and reliable, which can make the adhesive labels flat on the bottle. The structure of this machine is simple, concise and reasonable, with multiple control systems. In case of missing bottles, the control system will no longer send out the label paper, effectively preventing the waste of label paper. And it has protection functions such as automatic shutdown if without labels or with broken labels. It is widely applicable to industries such as pharmaceuticals, food, and chemicals.
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Our Double Sided Labeling Machine (Model: HCSTB-20) is a versatile, high-performance labeling solution designed for front and back double-sided labeling of multi-shape containers. As a core product from Shanghai Haochao Machinery, a leading global packaging machinery manufacturer, this double side labeler adapts to flat, square, conical, cylindrical and elliptical bottles, supporting both dual-label and single-label application. With stable labeling performance and intelligent control systems, it is the ideal choice for medium to large-scale production lines across multiple industries.

This front and back bottle labeling machine is engineered to handle nearly all common container shapes, with dual independent labeling heads to achieve synchronous front and back labeling, with flexible switching to single-sided labeling as needed.
With a labeling speed of 20-100 bottles per minute, it delivers consistent labeling accuracy, with high-precision photoelectric positioning to eliminate label deviation, even for irregular conical and elliptical bottles.
The multi-level control system automatically stops label feeding when no bottle is detected, and triggers automatic shutdown for missing or broken labels, minimizing label waste and unplanned downtime.
Constructed with 304# stainless steel, the machine features a robust, corrosion-resistant structure, with optional 100-level laminar flow hood to meet clean room production requirements.
Parameter | Specification |
Model | HCSTB-20 |
Production Capacity | 20-100 Bottles/min |
Conveyor Height Above Ground | 880+30mm |
Conveyor Width | 101.6mm |
Applicable Bottle Height | 30-350mm |
Applicable Bottle Diameter | 20-150mm |
Reference Power | 3.5 kw |
Reference Weight | 1000 kg |
Reference Dimensions | 2550×1650×2100mm (L×W×H) |
Bottle feeding and precise separation to avoid overlapping;
Dual photoelectric sensors for 360° bottle shape detection and positioning;
Dual labeling heads synchronously peel and apply labels to front and back bottle surfaces;
Dual-side roller smoothing to eliminate bubbles and ensure label flatness;
Automatic discharge to downstream links, supporting optional visual inspection integration.
This double sided labeling machine is the preferred choice for cosmetic and daily chemical factories, ideal for labeling shampoo bottles, lotion bottles, square cosmetic containers and other products requiring front and back brand and ingredient labels.
It suits beverage bottles, sauce jars, canned food containers and other food-grade packaging, meeting high-volume production needs.
It also adapts to large-volume infusion bottles, chemical drums, reagent bottles and other industrial containers, with clean room compatible configurations available.
Our double sided labeling machine is manufactured in strict compliance with ISO9001:2015 quality management system standards. Shanghai Haochao holds multiple utility model patents for core labeling technologies, with all machines undergoing strict full-load pre-shipment testing. We provide full-life maintenance and global quality tracking for all partners worldwide.
We offer fully tailored solutions including custom labeling head configuration, 100-level laminar flow hood integration, visual inspection system addition, multi-language PLC interface customization, and full OEM/ODM branding services to match your unique production requirements.
It is compatible with flat, square, conical, cylindrical and elliptical bottles, supporting both front and back double-sided labeling and single-sided labeling.
It supports bottle height from 30mm to 350mm and bottle diameter from 20mm to 150mm, meeting the labeling needs of most medium and large containers.
Yes, we can equip it with a 100-level laminar flow hood and fully enclosed stainless steel structure to meet GMP production requirements for pharmaceutical and food industries.
As a trusted packaging machinery partner for global customers, Shanghai Haochao provides end-to-end packaging solutions for daily chemical, food, pharmaceutical and chemical industries. Contact us today for a customized quote for your double sided labeling machine, with full-life after-sales support and global delivery services.








