Sierra Coating Technologies FAQs
Who is Sierra Coating Technologies?
Sierra Coating is a roll-to-roll contract coater and laminator that partners with brand owners, printers, converters, and distributors to make specialty coated and laminated papers, films, and non-wovens. The company emphasizes rapid product development, made-to-order manufacturing, and sustainable/food-grade solutions.
Contact & Location
How can I reach sales?
Main: 920-983-8000 | Sales: 920-983-8008.
Where are you located?
De Pere/Green Bay, Wisconsin, is centrally located near major mills and converters.
How do I request a quote?
Use Request a Quote on the site or contact sales; projects are made-to-order with defined specifications and costs.
Products & Capabilities
What industries do you serve?
Packaging (consumer goods, food), printing/graphics, label stocks, tapes/release liners, and specialty papers (e.g., blister cards, anti-skid liners).
What kinds of products can Sierra make?
- Paper & film laminations (paper-to-paper, paperboard-to-film, metallized film to paper/non-woven)
- Functional coatings (digital/inkjet adhesion, barrier & water resistance, eco-friendly heat seals, FDA food barriers)
- Specialty papers (blister cards, anti-skid liners, pizza label base, digital/laser grades)
- Toll/contract manufacturing using customer-supplied materials.
Do you do custom, made-to-order work?
Yes—Sierra is built around made-to-order coating/laminating with multi-supplier sourcing and defined specifications/costs, from concept to production.
Do you offer metallized or holographic laminations?
Yes—metallized film laminations to paper/non-woven for light barrier or “silver finish”; portfolio examples include metalized & holographic film.
Specialty Applications
Digital & laser printing adhesion?
Sierra provides digital/ink-jet/laser coatings to improve adhesion at high press speeds.
Blister pack cards (fold-over/two-part)?
Yes—heat-seal/blister coatings for tamper-evident packaging.
Anti-skid tray liners and industrial slip sheets?
Available—customizable anti-skid papers for trays and industrial slip sheets for pallet stacking.
What formats are typical for labels and tapes?
Lightweight papers (20–120 lb) are commonly used for tapes, silicone release liners, pizza labels, and inkjet/digital grades.
Equipment & Specs
How many coating lines do you run?
Three coaters: two 62-inch machines (wet & dry lamination) and one 47-inch hot-melt coater/laminator.
What coating methods are available?
Gravure, offset gravure, and slot-die (primary methods).
What drying method do you use?
Two-zone flotation dryers are specified for the 62-inch coaters (high-efficiency air flotation drying).
What web widths and roll sizes can you handle?
Product coating width 25–62 inches; roll ODs up to 60 inches (3,500 lb) on the 62-inch lines; hot-melt line roll OD up to 50 inches. Core sizes 3/4/6/8/12 inches.
What thickness range can you process?
PET films down to 0.48 gauge; paperboards up to 40 pt.
What materials can Sierra coat or laminate?
Lightweight papers (20–120 lb), coated/uncoated; paperboards/SBS/linerboards; films (including metallized); non-wovens.
Quality, Safety & Sustainability
Are you food-grade?
Yes—Sierra operates a GMP food-grade manufacturing facility and offers FDA-approved coatings for food packaging (e.g., barrier papers, heat-seal coatings).
Do you make barrier-coated paper for flow-wrap or direct food contact?
Yes—Sierra highlights barrier coatings and heat-seal specialties, with examples like grease-resistant pizza label base for direct contact.
How do you ensure quality?
Sierra emphasizes strict quality controls, FDA-compliant standards, and passing customers’ 3rd-party audits to protect brands.
Do you pass customer audits?
The capabilities page highlights rigorous, FDA-compliant standards and successful third-party customer audits.
What are your sustainable options?
Sierra offers eco-friendly packaging and recyclable/repulpable barrier papers, plus eco-friendly barrier heat seals. The team has “years of work and trials” on recyclable coatings & barrier papers.
Can you help me replace plastic with recyclable barrier paper?
Sierra has experience with recyclable coatings, barrier papers, and eco-friendly heat-seal systems, and provides repulpable/recyclable paper solutions for sustainable packaging.
Can you qualify substrates?
Yes—Sierra’s paper experts carefully qualify substrates to give customers a competitive edge.
Technical Services & Development
Do you have in-house technical expertise?
Yes—Multiple chemists on staff with paper expertise and access to six coating methods across three coaters.
Can you create or scale a custom chemistry?
Yes—Sierra has custom proprietary chemistries (adhesives, print coatings, silicone releases, FDA food barriers), with multi-method coating and rapid scale-up to production.
Can you support product development on production equipment?
Yes—Sierra provides product development services on production equipment for printing/packaging/graphic arts.
Do you have product/service fact sheets?
Yes—downloadable PDFs covering coating for packaging/printing, permanent laminations, specialty substrates, contract/toll manufacturing, and product development.
Logistics & Ordering
What is a typical lead time?
Project lead times are planned at 10 working days from receipt of raw paper materials (subject to spec/volume).
How quickly can I get samples?
Sierra can deliver product samples within weeks of receiving raw materials.
Minimum orders?
Minimum order of one master roll or dictated by raw material ordering (varies by substrate/coating).
How do you ship finished goods?
On master rolls, small slit rolls, or sheeted.
Can you deliver in sheets or slit rolls?
Yes—master rolls, slit rolls, or sheets are available.
Shipping formats & packaging?
Master roll, slit roll, or sheeted; core sizes 3/4/6/8/12 in.
