AC-T551-2 Desktop Conformal Coating Machine

AC-T551-2 Desktop Conformal Coating Machine: Dual-Head Efficiency for Small-Batch Production

The AL-T551-2 Desktop Conformal Coating Machine builds on the success of our entry-level AC-T551-1 model, adding a dual-coating head design to double throughput for small-batch manufacturers. As a direct factory with a 2-year Alibaba store and exports to Southeast Asia, Europe, and America, we’ve engineered this machine to address the need for faster production without sacrificing precision—ideal for businesses scaling up# from manual processes or replacing single-head machines.

Specifications of the AC-T551-2 are optimized for dual-head performance. It maintains the same compact footprint as the AC-T551-1 (L800mm × W700mm × H1100mm) and weight (95kg) but expands the maximum coating area to 350mm × 500mm (split into two 350mm × 250mm zones), allowing simultaneous processing of two identical workpieces or complementary coating on a single large workpiece. The worktable features a dual-zone fixture system, with independent clamping for each zone—enabling quick changeovers between different workpiece sizes. The machine uses the same high-quality anodized aluminum worktable as the AL-T551-1, resistant to chemical corrosion and easy to clean, with a maximum total workpiece load of 30kg.

Core selling points of the AC-T551-2 revolve around its dual-head efficiency, precision, and flexibility. The two independent coating heads can operate simultaneously or sequentially, doubling throughput compared to single-head models—critical for small-batch manufacturers with growing order volumes. Each head is equipped with its own stepper motor drive system, achieving ±0.03mm repeat positioning accuracy per head, ensuring consistent coating quality across both zones. The heads support independent parameter adjustment (flow rate, speed, coating thickness), allowing for different coating materials or thicknesses on the same workpiece—ideal for applications like PCB boards requiring different protection levels on different components.

Another key feature is its material compatibility and application flexibility. The AC-T551-2 supports spray, dispense, and brush coating modes for each head, compatible with a wide range of materials including acrylic, silicone, and polyurethane conformal coatings, as well as adhesives and sealants. The material supply system includes two independent 50ml syringes (one per head), with optional 100ml or 200ml reservoirs for longer production runs. The machine also includes a material viscosity control module, maintaining consistent fluid thickness for each head—critical for achieving uniform coating results when using different materials.

In terms of operational efficiency, the AC-T551-2 offers several advantages over single-head machines. Its 7-inch color touchscreen interface allows for independent or synchronized control of the two heads, with pre-programmed recipes for common dual-coating applications (e.g., PCB top/bottom coating, two-component material mixing). The system can store up to 50 dual-head programs, enabling quick changeovers between different product lines. For maintenance, each head has a dedicated self-cleaning function, reducing downtime between batches and extending the life of critical components.

As a factory that supports customization, we can tailor the AC-T551-2 to specific customer needs—whether modifying the head configuration to handle three-component coatings, adapting the power supply to 110V for North American markets, or adding a UV curing module for fast-drying materials. Our 2-year Alibaba store provides detailed product videos, customer testimonials, and multilingual support, ensuring global customers have all the information they need to make informed decisions.

Backed by a 12-month warranty and global technical support, the AC-T551-2 Desktop Conformal Coating Machine is an ideal solution for small-batch manufacturers looking to scale production without increasing their workshop footprint. Whether you’re a Southeast Asian electronics supplier coating PCBs or a European medical device manufacturer processing small components, this dual-head model delivers the efficiency, precision, and flexibility to meet your growing production needs