Shower glass looks simple after installation, but factory processing requires several controlled steps before one panel can be safely delivered. Size accuracy, edge finish, hole position, corner quality, washing result, and packaging all affect installation efficiency. For a shower glass factory, choosing the right machine combination can reduce rework, improve delivery stability, and make customized orders easier to manage.

Shower doors, fixed panels, sliding panels, and partition glass usually use tempered safety glass. International building safety references such as EN 12150 and ANSI Z97.1 focus on strength, fragmentation behavior, and safe use after tempering. Before tempering, the glass must be cut, edged, drilled, notched, and cleaned accurately, because most processing cannot be corrected after heat treatment.

Cutting Machine For Size Control

Cutting is the first step in shower glass processing. A cutting machine helps control panel dimensions before deeper processing begins. When size deviation is too large, later drilling or installation hardware may not match the drawing.

For shower glass, factories often handle mixed sizes in one batch, including pivot doors, sliding doors, return panels, and custom wall-to-wall panels. Automated cutting can improve material utilization and reduce manual measuring errors. Better cutting accuracy also helps reduce edge grinding pressure in the next step.

Edging Machine For Safe Touch

Shower glass edges must be smooth because users touch the panel during daily use. Sharp edges, small chips, or uneven grinding can create safety risks and visual defects. straight-line edging machines, double edging machines, and shape edging equipment are commonly used depending on the order type.

For regular rectangular panels, straight-line edging is often enough. For high-volume orders, double edging can improve speed by processing opposite edges more efficiently. Stable edging also prepares the panel for tempering, because damaged edges increase breakage risk during heating.

Drilling Machine For Hardware Installation

Hinges, handles, rollers, towel bars, and brackets all require accurate holes. A Glass Drilling Machine helps control hole diameter, spacing, and position. If holes shift even slightly, the hardware may not align during installation.

ADDTECH can provide drilling equipment designed for stable positioning, water cooling, and consistent hole quality. For shower door production, double-head drilling is useful because it can improve efficiency and help reduce edge chipping around the hole.

CNC Machine For Notches And Special Shapes

Some shower glass designs require notches, cutouts, rounded corners, or irregular shapes. A CNC glass processing machine can follow programmed drawings and complete more complex work with better repeatability.

This is especially useful for customized bathroom layouts, frameless shower doors, wall gaps, sloped ceilings, and hardware-specific openings. CNC processing reduces dependence on manual marking and helps factories accept more flexible orders without losing control over quality.

Washing Machine Before Inspection

Before tempering or packaging, glass must be washed to remove powder, coolant, fingerprints, and small particles. A vertical or horizontal washing machine helps keep the surface clean for inspection and later processing.

Clean glass makes scratches, chips, and drilling defects easier to find. It also improves the appearance of finished shower panels. For factories handling export orders, washing consistency can reduce complaints caused by stains or visible residue after delivery.

Tempering Furnace For Safety Performance

Most shower glass must be tempered after mechanical processing. Tempering heats the panel and rapidly cools it to improve strength and safety performance. Industry references commonly describe tempered glass as several times stronger than ordinary annealed glass of the same thickness.

For shower applications, tempering is not only a quality upgrade. It is a safety requirement in many markets. This is why all drilling, edging, and cutout work should be completed before tempering. Once glass is tempered, further cutting or drilling will cause breakage.

Why ADDTECH Supports Complete Production Planning

Choosing glass processing machinery should not be based on a single machine alone. A practical shower glass line depends on order size, glass thickness, daily output, workshop space, labor arrangement, and product style.

ADDTECH helps customers review real production needs before recommending equipment. Our team can support drilling, edging, CNC processing, washing, and related production solutions for shower glass manufacturing. With suitable machine matching, factories can improve hole accuracy, edge quality, processing efficiency, and overall delivery control. A well-planned shower glass production setup gives manufacturers more confidence when handling custom sizes, repeated batches, and export-quality orders.