# WJ 3D Printer Filament Factory > OEM, private label and wholesale 3D printer filament supplier. This overview links to the public material catalog, technical documents, purchasing information and factory evidence. Public business information is sourced from the linked website pages. Confirm current quotation, stock, lead time, certification scope and order-specific terms with the factory; these are not fixed promises. Published homepage factory overview: 10,000+ sqm production area; 70+ high-efficiency lines; 600+ tons monthly output. These are the homepage's reported figures, not a guarantee of capacity available for a particular order. Published contact address: Room 1617A5, Block A, Galaxy Century, No. 3069 Caitian Road, Gangxia Community, Futian Street, Futian District, Shenzhen, Guangdong, China ## OEM and purchasing - [OEM and private label service](https://www.wj3dprinterfilamentoemfactory.com/#private-label): Custom spool colour and design, roll labels, box artwork, outer cartons and product naming. Published OEM options: Custom colour MOQ: 100 kg per colour; Spool weights: 1–5 kg; Refill coils: 1 / 3 / 5 kg; Diameter: 1.75 / 2.85 mm. The colour MOQ applies to custom colours, not every order type. Confirm material/grade availability and order-specific requirements before purchase. - [Inquiry and contact](https://www.wj3dprinterfilamentoemfactory.com/#inquiry): Email: wjfilamentfactory@gmail.com / newtwizardbusiness@gmail.com. WhatsApp: +86 13727654403. ## Materials and technical data - [Complete public material and TDS index](https://www.wj3dprinterfilamentoemfactory.com/materials/llms.txt): 36 public grades across 11 material families, each linked to its HTML guide and matching original English TDS PDF. - [Material library](https://www.wj3dprinterfilamentoemfactory.com/materials/): Browse material families, grade-specific properties, printing guidance and technical data. - [PLA](https://www.wj3dprinterfilamentoemfactory.com/materials/pla/): Everyday printing, matte and silk finishes, and decorative effects. - [PLA+](https://www.wj3dprinterfilamentoemfactory.com/materials/pla-plus/series/): Modified PLA grades, with standard and silk-finish options. - [PETG](https://www.wj3dprinterfilamentoemfactory.com/materials/petg/): Explore standard, decorative and carbon-fibre PETG grades. - [TPU](https://www.wj3dprinterfilamentoemfactory.com/materials/tpu/): Explore our standard TPU 95A flexible filament and its grade-specific technical data. - [ABS](https://www.wj3dprinterfilamentoemfactory.com/materials/abs/): Explore standard ABS filament and its printing settings and technical properties. - [ASA](https://www.wj3dprinterfilamentoemfactory.com/materials/asa/): Explore ASA and carbon-fibre ASA with their original technical data. - [PA](https://www.wj3dprinterfilamentoemfactory.com/materials/pa/): Explore LCPA HX, PA6-CF HS and PA6-CF30 HS nylon grades with their grade-specific processing requirements and reference properties. - [PC](https://www.wj3dprinterfilamentoemfactory.com/materials/pc/): Compare PC HX and PC ABS HX technical properties and processing guidance. - [PPA](https://www.wj3dprinterfilamentoemfactory.com/materials/ppa/): Explore PPA CF HS, PPA CF HX and PPA GF HX engineering grades. - [PET-GF](https://www.wj3dprinterfilamentoemfactory.com/materials/pet/): Explore glass-fibre PET and its grade-specific engineering reference data. - [PPS](https://www.wj3dprinterfilamentoemfactory.com/materials/pps/): Compare carbon-fibre and glass-fibre PPS engineering grades. Technical data sheets provide typical reference values for material comparison and selection only. A TDS is not an independent third-party test report and does not constitute a product specification, warranty or guarantee of performance. Refer to the grade-specific document for test methods, specimen conditions and disclosures. WJ has not independently re-tested the engineering reference values. Buyers must verify suitability for their intended application. Do not substitute another grade's TDS for a product without an exact matching document. Request grade-specific data from the factory. Retain document revision, units, test conditions and reference-data limitations when citing technical values. ## Buyer guides - [Filament storage, humidity and shelf life](https://www.wj3dprinterfilamentoemfactory.com/factory-journal/blog/how-to-store-filament-humidity-shelf-life-oem.html): Storage, drying and shelf-life questions for wholesale inventory and OEM buyers. - [How to read a filament TDS](https://www.wj3dprinterfilamentoemfactory.com/factory-journal/blog/how-to-read-filament-technical-data-sheet-oem-buyers.html): Document scope, test conditions and grade-specific comparison for OEM buyers. - [PLA versus PLA+](https://www.wj3dprinterfilamentoemfactory.com/factory-journal/blog/pla-vs-pla-plus-wholesale-oem-buyers.html): Material selection and purchasing questions for wholesale and OEM projects. - [Silk PLA printing and OEM colour](https://www.wj3dprinterfilamentoemfactory.com/factory-journal/blog/silk-pla-printing-settings-custom-color-oem.html): Printing settings, finish expectations and custom-colour procurement. ## Factory evidence - [Factory Journal](https://www.wj3dprinterfilamentoemfactory.com/factory-journal/): Public production videos, buyer guides and factory updates. - [Filament winding checks](https://www.wj3dprinterfilamentoemfactory.com/factory-journal/blog/filament-winding-quality-for-oem-buyers.html): Factory footage and winding considerations for OEM buyers. - [Vacuum-sealed packaging](https://www.wj3dprinterfilamentoemfactory.com/factory-journal/blog/vacuum-sealed-filament-packaging-storage-protection.html): Packaging footage and handling considerations. - [Full-container dispatch](https://www.wj3dprinterfilamentoemfactory.com/factory-journal/blog/oem-filament-container-loading-full-container-dispatch.html): Factory documentation of container loading and shipment preparation. ## Website languages - [English](https://www.wj3dprinterfilamentoemfactory.com/): English homepage and OEM inquiry. - [Español](https://www.wj3dprinterfilamentoemfactory.com/es/): Spanish homepage; material library at /es/materials/. - [Deutsch](https://www.wj3dprinterfilamentoemfactory.com/de/): German homepage; material library at /de/materials/. - [Português do Brasil](https://www.wj3dprinterfilamentoemfactory.com/pt-br/): Brazilian Portuguese homepage; material library at /pt-br/materials/. ## Optional - [Spanish material library](https://www.wj3dprinterfilamentoemfactory.com/es/materials/): Localized material pages and TDS download options. - [German material library](https://www.wj3dprinterfilamentoemfactory.com/de/materials/): Localized material pages and TDS download options. - [Brazilian Portuguese material library](https://www.wj3dprinterfilamentoemfactory.com/pt-br/materials/): Localized material pages and TDS download options. ## Localized AI guides - [Español](https://www.wj3dprinterfilamentoemfactory.com/es/llms.txt) - [Deutsch](https://www.wj3dprinterfilamentoemfactory.com/de/llms.txt) - [Português do Brasil](https://www.wj3dprinterfilamentoemfactory.com/pt-br/llms.txt)