Alpha International U232 K Series Stainless Steel Single Bowl Undermount Cutout
Description
The Alpha International U232 K Series represents a premium large-capacity undermount sink designed for serious home chefs and commercial-style residential kitchens. Measuring 31.5 inches wide with a generous 29.5-inch bowl, this sink provides exceptional workspace for food preparation, large cookware, and multi-tasking kitchen operations. Available in both 18-gauge and 16-gauge configurations, the K Series designation indicates Alpha's top-tier construction quality. Our DXF template includes four precision cutout variants optimized for professional stone fabrication across all common countertop materials. The substantial 10-inch bowl depth and 3.74-inch corner radius create a contemporary aesthetic while maximizing functional volume. The extra depth accommodates commercial-style faucets with pull-down sprayers and provides ample clearance for stacked dishes and oversized pots.
Dimensions
- Overall Width
- 31.5"
- Overall Depth
- 18"
- Bowl Width
- 29.5"
- Bowl Depth
- 16"
- Corner Radius
- 3.7402"
Specifications
- Manufacturer
- Alpha International
- Model Number
- U232 K Series
- Installation Type
- Undermount
- Bowl Configuration
- Single
- Material
- Stainless-Steel
- Min. Cabinet Width
- 34"
- Downloads
- 0
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The Alpha International U232 K Series represents a premium large-capacity undermount sink designed for serious home chefs and commercial-style residential kitchens. Measuring 31.5 inches wide with a generous 29.5-inch bowl, this sink provides exceptional workspace for food preparation, large cookware, and multi-tasking kitchen operations. Available in both 18-gauge and 16-gauge configurations, the K Series designation indicates Alpha's top-tier construction quality. Our DXF template includes four precision cutout variants optimized for professional stone fabrication across all common countertop materials. The substantial 10-inch bowl depth and 3.74-inch corner radius create a contemporary aesthetic while maximizing functional volume. The extra depth accommodates commercial-style faucets with pull-down sprayers and provides ample clearance for stacked dishes and oversized pots.
Installation Overview
Installing the Alpha U232 K Series requires a minimum 34-inch cabinet width, positioning this sink for larger kitchen layouts with premium cabinetry. The template provides four installation configurations: no reveal (29.5x16-inch cutout for maximum bowl exposure), 1/8-inch reveal (29.25x15.75-inch cutout for refined aesthetics), 1/2-inch overhang (28.5x15-inch cutout for maximum structural support), and drop-in variant (31.5x18-inch cutout for top-mount applications). Professional fabricators typically select the 1/8-inch reveal for 3cm granite and the 1/2-inch overhang for quartz installations, balancing visual appeal with edge support requirements. The 10-inch depth provides substantial bowl capacity but requires verification of disposal and plumbing clearances beneath the cabinet - ensure adequate space for trap assemblies and disposal units. The K Series features enhanced sound dampening with spray coating over rubber pad construction, critical for large sinks that can amplify water noise. Stainless steel mounting clips are included, though professional installations often employ specialized undermount epoxy systems rated for larger sink weights. The offset drain positioning optimizes cabinet storage space beneath the bowl. The 3.5-inch drain opening accommodates standard residential disposal units, though the bowl size is suitable for commercial-grade plumbing if desired.
CNC Cutting Notes
This template features verified geometry from manufacturer DXF files with confirmed dimensional accuracy for production cutting. The file contains 28 entities across multiple layers including layer 0, DEFPOINTS, LABEL, and a Chinese character layer from the original manufacturer file. Clean your layer structure before processing if your CAM software has layer limitations. All dimensions are confirmed in inches. The 3.74-inch corner radius is larger than typical undermount sinks, requiring careful tool selection for accurate reproduction. Use a 1/2-inch diameter or smaller bit for perimeter cutting, and consider a 3/8-inch ball nose for polished corner edges. The generous radius allows faster cutting speeds compared to tight-radius designs while still providing excellent strength characteristics. For CNC routing, program adequate tool offset compensation based on your specific bit diameter and target reveal dimension. The large size requires attention to material support during cutting - use appropriate vacuum hold-down or support rails to prevent vibration and maintain cutting accuracy across the full perimeter. This template works exceptionally well for waterjet cutting, where the corner radius presents no tool limitations. Consider adding corner lead-ins if using waterjet to prevent witness marks at cutting start points.
Material Compatibility
The Alpha U232 K Series template is engineered for all professional countertop materials, with variant selection depending on substrate characteristics and thickness. For 3cm granite and quartzite, both 1/8-inch and 1/2-inch reveals work well - choose based on aesthetic preferences and edge profile complexity. Natural stone's inherent strength supports this large cutout without structural concerns when properly installed. Quartz installations should use the 1/2-inch overhang variant, especially given the sink's substantial size. The added overhang provides critical edge support and reduces stress concentration around the cutout perimeter. Some fabricators prefer laminating quartz to 4cm or 5cm thickness for large undermount sinks, providing additional safety margin. Marble countertops benefit from maximum overhang protection due to the stone's softer nature and susceptibility to edge damage. The large bowl dimension makes this sink ideal for island installations where slab size accommodates the cutout while maintaining adequate edge distance. For 2cm materials, always laminate to 3cm minimum thickness before cutting this size opening. Solid surface materials work well with moderate reveals using manufacturer-recommended adhesive systems. The stainless construction complements all stone colors and patterns, from dramatic dark granites to bright white quartz. This sink size is not suitable for laminate countertops even in drop-in configuration due to weight and moisture exposure concerns.
Where to Buy
The Alpha International U232 K Series is available through professional plumbing suppliers, high-end kitchen and bath showrooms, and specialty online retailers. The 18-gauge version typically retails for $220-280, while the 16-gauge configuration commands $280-350 depending on supplier and market conditions. Professional fabricators may access volume pricing through distributor relationships. When ordering, specify model U232 K Series and confirm gauge preference (16 or 18). The sink ships with DXF template files, stainless steel mounting clips, and installation instructions. Our precision DXF templates provide superior accuracy compared to paper templates for professional CNC fabrication. Verify current availability before committing to project timelines, as larger specialty sinks may have extended lead times during peak construction seasons. Consider ordering matching accessories including bottom grids, cutting boards, and colanders that are specifically sized for the U232 bowl dimensions.