Commercial & Office Envelopes Manufacturer in Europe
Welcome to Polycart, your trusted EU-based manufacturing partner specializing in commercial and office envelopes, high-volume standard business envelopes, and essential corporate stationery. Operating from our advanced production facilities in Bulgaria, we deliver precision-engineered paper mailing solutions tailored for corporate correspondence, banking institutions, administrative centers, and direct mail marketing campaigns across Europe.
Our comprehensive production lines are optimized for high-speed automated insertion systems, ensuring seamless performance for corporate billing and daily administrative mail flows. Whether you require standard window envelopes or bespoke branded postal stationery, we guarantee uncompromised paper quality, sharp print clarity, and secure adhesive sealing.
Why European Enterprises Choose Our Commercial Envelopes:
- Flawless Compatibility: Engineered specifically for high-speed automatic inserting machines and office printers.
- Secure Privacy Features: Available with opaque security tint options to protect confidential financial and legal documents.
- Certified Sustainability: Crafted from FSC-certified offset and kraft paper stocks supporting corporate green initiatives.
- Direct Factory Pricing: Cost-effective bulk manufacturing and reliable logistics supply across the entire EU region.
Commercial Envelope Specifications & Formats
Standard Business & Office Envelope Dimensions
We manufacture a complete range of professional paper envelope formats designed to accommodate standard office documentation without unnecessary folding:
| Envelope Format | Dimensions (mm) | Standard Paper Weight | Primary Business Application |
|---|---|---|---|
| DL Envelopes | 110 x 220 mm | 80 - 100 gsm Offset / Wove | Standard corporate letters, folded A4 sheets (thirds), invoices, and statements. |
| C6 Envelopes | 114 x 162 mm | 80 - 90 gsm Paper Stock | A6 cards, RSVP notes, small notices, and compact personal or business mail. |
| C5 Envelopes | 162 x 229 mm | 90 - 110 gsm Offset Paper | A5 documents, folded A4 sheets (in halves), brochures, and official notices. |
| C4 Envelopes | 229 x 324 mm | 100 - 120 gsm Heavy Stock | Unfolded A4 reports, certificates, contracts, proposals, and heavy catalogs. |
Window & Closing Technology Options
To maximize operational efficiency in administrative departments, our commercial envelopes can be customized with various functional features:
| Feature Type | Configuration Options | Operational Benefits |
|---|---|---|
| Window Envelopes | Single window (Left/Right), Double window, Custom positions & sizes | Eliminates manual addressing, perfectly displays recipient details printed on invoices or statements. |
| Security Tint (Blue/Grey) | Internal geometric security pattern (Opaque printing) | Prevents content visibility under strong light, ensuring complete confidentiality for sensitive mail. |
| Adhesive Closures | Peel & Seal (Strip-seal), Gummed (Wet-seal), Self-Seal (Latex) | Provides long shelf-life, quick manual sealing, or reliable high-speed automated machine processing. |
Request Wholesale Quote for Commercial Envelopes
Specializing in high-volume batch production and custom corporate stationery supply across Europe.
Call: +359 878 421 007 Email Sales TeamIntegrating Your Corporate Stationery Ecosystem
A unified corporate identity requires consistent branding across all touchpoints. In addition to our core production of commercial envelopes, Polycart integrates seamlessly with our packaging units to provide synchronized presentation materials, luxury boxes, and promotional print collateral. Trust our European manufacturing plant to elevate your administrative and marketing logistics.
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