{"product_id":"raytools-seal-ring-for-protective-lens-27-9x4-1-mm","title":"Raytools Seal Ring : For Protective Lens 27.9x4.1 mm","description":"\u003ch2\u003e\n\u003cstrong\u003e\u003cspan\u003eOEM Seal Rign for Raytools \u003cmeta charset=\"utf-8\"\u003e\u003c\/span\u003e\u003c\/strong\u003e\u003cstrong\u003e\u003cspan\u003eProtective Lens - 27.9x4.1mm\u003cbr\u003e\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/h2\u003e\n\u003cp\u003eRaytools OEM Seal Ring is the oem factory part designed exclusively for Raytools Laser Cutting Head series using 27.9mm diameter, 4.1mm thick protective lenses. This precision seal ring ensures a perfect seal between lens and holder, preventing contamination that degrades beam quality and damages expensive optics in industrial laser applications.\u003cbr\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWhy to use Raytools Seal Rings :\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eExact 27.9x4.1mm Specification\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - Precision-matched to Raytools lens groove geometry\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eFactory-Original Material\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - Same fluorocarbon compound as original equipment\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eConsistent Compression\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - Maintains 20-30% compression for reliable sealing\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eBatch-Tested Quality\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - Every production lot verified against Raytools standards\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"UTF-8\"\u003e\n\u003cstrong\u003eCritical Protection for Your Optical System:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e✓ \u003cstrong\u003eAbsolute Contamination Barrier\u003c\/strong\u003e - Blocks metal dust, smoke particles, and coolant mist\u003cbr\u003e✓ \u003cstrong\u003eStable Beam Path\u003c\/strong\u003e - Prevents lens shifting that causes focus variations\u003cbr\u003e✓ \u003cstrong\u003eAssist Gas Integrity\u003c\/strong\u003e - Maintains nozzle pressure for clean edge quality\u003cbr\u003e✓ \u003cstrong\u003eWarranty Compliance\u003c\/strong\u003e - Required for valid Raytools service agreements\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eTechnical Specifications:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eRaytools OEM Part:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e Genuine Factory Seal Ring\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eLens Compatibility:\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e 27.9mm diameter × 4.1mm thickness (Standard Raytools)\u003c\/span\u003e\u003cstrong\u003e\u003cspan\u003e\u003c\/span\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"UTF-8\"\u003e\n\u003cstrong\u003eCompatible Raytools Systems:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eStandard Cutting Heads (Various models using 27.9mm lenses)\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eWelding Optics Assemblies\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLower-to-Mid Power Fiber Laser Systems\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLaser Cleaning Heads\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eOEM Integrated Laser Machines\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"ds-markdown-paragraph\"\u003e\u003cstrong\u003e\u003cspan\u003eWhen Replacement is Mandatory:\u003c\/span\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eEvery Lens Change\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - Never reuse an installed seal\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eAfter 6 Months\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - Preventive maintenance schedule\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eContamination Events\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - Following severe cutting conditions\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003eHead Servicing\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - During collision repair or overhaul\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli class=\"ds-markdown-paragraph\"\u003e\n\u003cstrong\u003e\u003cspan\u003ePerformance Drop\u003c\/span\u003e\u003c\/strong\u003e\u003cspan\u003e - When cut quality deteriorates unexpectedly\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"UTF-8\"\u003e\n\u003cstrong\u003eSymptoms of Compromised Seal:\u003c\/strong\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cspan\u003eFogging or residue on lens perimeter within 8 hours\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eInconsistent cutting speed requirements\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eNozzle clogging or pressure fluctuations\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eVisible seal flattening or micro-cracks\u003c\/span\u003e\u003c\/li\u003e\n\u003cli\u003e\u003cspan\u003eLens sits proud or uneven in holder\u003c\/span\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cspan\u003e\u003cmeta charset=\"utf-8\"\u003e\n\u003cstrong\u003eMaintenance Tip:\u003c\/strong\u003e\u003cbr\u003e\u003cstrong\u003eAlways replace the seal ring when changing lenses\u003c\/strong\u003e— a seal ring can protect a lens from permanent damage.\u003c\/span\u003e\u003c\/p\u003e","brand":"Nova Laser","offers":[{"title":"Default Title","offer_id":42541745668194,"sku":null,"price":799.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0589\/0739\/4146\/files\/RaytoolsSealRingI27.9x4.1.png?v=1770444907","url":"https:\/\/www.novalaser.in\/products\/raytools-seal-ring-for-protective-lens-27-9x4-1-mm","provider":"Nova Laser","version":"1.0","type":"link"}