SLTL Group provides fiber, CO₂, and UV laser solutions for plastic manufacturing, enabling permanent marking, engraving, automation, and vision-integrated, high-speed production. The company will present live demos at PLASTINDIA 2026, Hall 7A, Booth E10A, New Delhi.
New Delhi, 04/02/2026: The plastic industry is undergoing a fundamental transformation. As global demand continues to rise across packaging, automotive, electronics, medical, and consumer goods sectors, manufacturers are under increasing pressure to deliver precision, productivity, traceability, and sustainability-all at the same time.
Traditional manufacturing and marking methods are no longer enough to meet these evolving requirements. This is where laser technology has emerged as a game-changing solution.
At the forefront of this evolution stands SLTL Group, offering a complete ecosystem of fiber, CO₂, and UV laser solutions tailored specifically for plastic processing. From marking and engraving to automation, vision integration, mold processing, and on-the-fly operations, SLTL enables manufacturers to future-proof their plastic production lines.
The Need for Smarter, Cleaner Plastic Manufacturing
Plastic components today are more complex than ever-curved surfaces, miniature parts, transparent materials, multi-layer packaging, and high-speed production lines are now the norm. Conventional techniques such as inkjet printing, labeling, and mechanical engraving introduce challenges like:
- Consumable dependency (inks, solvents, labels)
- Frequent maintenance and downtime
- Limited durability of marks
- Environmental impact and waste
- Inconsistent quality at high speeds
Laser-based solutions eliminate these limitations by offering non-contact, permanent, and contamination-free processing, making them ideal for modern plastic manufacturing environments.
Fiber, CO₂ & UV Lasers: The Right Tool for Every Plastic Application
- SLTL Group’s strength lies in offering the right laser source for the right plastic application, ensuring optimal results without compromising material integrity.
- Fiber Lasers are ideal for high-speed marking, engraving, and coding on engineered plastics and coated surfaces.
- CO₂ Lasers are widely used for non-metal plastics such as PET, PP, PE, ABS, PVC, and films-especially in packaging and FMCG applications.
- UV Lasers enable ultra-fine, heat-sensitive marking on medical-grade plastics, electronics, and transparent materials with exceptional precision.
Together, these laser technologies form the backbone of SLTL’s comprehensive plastic industry solutions.
Laser Marking Solutions: Permanent, Clean & Traceable
One of the most critical requirements in plastic manufacturing is clear and permanent identification. SLTL’s laser marking solutions deliver high-contrast, durable markings without inks or additives.
Applications include:
- Product branding and logos
- Batch numbers and date codes
- QR codes, barcodes, and DataMatrix codes
- Regulatory and compliance markings
- Anti-counterfeiting identifiers
Laser marking ensures that information remains legible throughout the product lifecycle-even under abrasion, chemicals, or extreme temperatures-making it essential for packaging, automotive, electronics, and medical plastics.
Engraving, Coding & Printing on Plastics
Unlike traditional printing, laser engraving and coding create tamper-proof, permanent marks directly on the plastic surface.
SLTL’s laser systems enable:
- Deep engraving for long-life components
- Surface coding for high-speed production
- Fine printing on compact or curved parts
- Traceability without labels or stickers
This approach not only improves reliability but also supports recyclability by eliminating foreign materials from plastic products.
Foaming & Color Change Marking
For applications that demand high contrast without material removal, SLTL offers laser foaming and color-change marking solutions.
- Foaming creates a raised, lighter mark on dark plastics
- Color change marking alters pigmentation without damaging the surface
- These techniques are especially valuable in:
- Electrical components
- Consumer electronics housings
- Medical and laboratory products
- Premium consumer goods
The result is clean, aesthetic, and easily readable markings-without compromising strength or finish.
Ablation for Precision Plastic Processing
Laser ablation allows selective removal of surface layers, coatings, or colors to reveal contrast beneath. SLTL’s ablation solutions are ideal for:
- Multi-layer plastics
- Coated or painted components
- High-resolution marking requirements
- Functional and decorative applications
Ablation is widely used in automotive interiors, appliance panels, and industrial plastic components where precision is critical.
Vision System Integration: Accuracy at Every Step
Plastic components often vary in orientation, shape, and placement-especially in high-volume production. SLTL’s vision-integrated laser systems ensure perfect accuracy, every time.
Vision systems enable:
- Automatic part detection and alignment
- Error-free marking placement
- Compensation for positional variations
- Real-time inspection and verification
This dramatically reduces rejection rates and ensures consistent quality, even at scale.
On-the-Fly Laser Marking for High-Speed Lines
In modern plastic manufacturing, stopping the production line is not an option. SLTL’s on-the-fly laser marking solutions are designed to mark products in motion-without slowing down operations.
Ideal for:
- Bottles and caps
- Packaging films and containers
- Injection-molded parts
- FMCG and beverage lines
Integrated with encoders and automation systems, on-the-fly marking ensures synchronization, speed, and accuracy across continuous production environments.
Automation & Rotary Systems for Complex Plastic Parts
SLTL Group brings intelligence to plastic manufacturing through advanced automation and rotary laser systems.
These solutions enable:
- Multi-side marking in a single cycle
- Robotic handling of complex geometries
- Reduced manual intervention
- Higher throughput with consistent quality
Rotary automation is particularly effective for cylindrical, curved, or multi-face plastic components used in automotive, electrical, and industrial applications.
Mold Making, Cleaning & Repair with Lasers
Plastic manufacturing quality begins at the mold. SLTL offers laser solutions that enhance mold performance and longevity.
Laser-based mold applications include:
- Precision mold engraving and texturing
- Laser mold cleaning without abrasives
- Removal of residues, coatings, and contaminants
- Reduced mold wear and downtime
Unlike conventional cleaning methods, laser mold cleaning is non-contact, chemical-free, and environmentally safe, making it ideal for sustainable manufacturing.
Fixture Integration for Stability & Repeatability
To ensure repeatable results, SLTL designs customized fixtures and jigs that integrate seamlessly with laser systems.
Fixture integration provides:
- Stable positioning of plastic parts
- Consistent marking quality
- Faster setup times
- Improved operator safety
This is especially important for small, lightweight, or irregularly shaped plastic components.
Sustainability at the Core of Every Solution
Sustainability is not an add-on-it is built into every SLTL laser solution. By replacing consumable-based processes, SLTL helps plastic manufacturers:
- Eliminate inks, solvents, and labels
- Reduce waste and emissions
- Improve recyclability of plastic products
- Lower total cost of ownership
- Meet global environmental regulations
Laser technology enables manufacturers to align profitability with responsibility-an essential requirement for the future of plastics.
Applications Across the Plastic Industry
SLTL’s solutions support a wide spectrum of plastic industry segments, including:
- Packaging & FMCG
- Automotive interiors and components
- Electrical & electronic enclosures
- Medical disposables and diagnostic products
- Consumer appliances and goods
- Industrial and engineering plastics
Each solution is customized based on material type, production speed, and application need.
Conclusion: One Partner, Complete Plastic Solutions
The future of plastic manufacturing lies in precision, automation, traceability, and sustainability. With its comprehensive portfolio of laser solutions, SLTL Group empowers manufacturers to move beyond conventional limitations and embrace intelligent production.
From marking and engraving to automation, vision systems, mold processing, and on-the-fly operations, SLTL delivers end-to-end laser solutions for a sustainable plastic industry.
Ready to Transform Your Plastic Manufacturing?
Call: +91 9925036495
Visit: www.SLTL.com
