ROQ Sahara Conveyor Dryer – Precision Drying, Engineered for Efficiency
ROQ
The ROQ SAHARA Conveyor Dryer is an industrial-grade, forced-air tunnel dryer built by ROQ International (Portugal, 38+ years of engineering, present in 60+ countries) for high-volume screen print shops that demand precision, energy efficiency, and true production scalability. The SAHARA cures plastisol, water-based, discharge, and hybrid prints with rock-solid consistency across four belt widths (900mm · 1100mm · 1500mm · 1800mm) and 13 factory-configured model variants from the compact T3009 to the high-volume T9018. Configure it for gas (G), electric (E), or GE (gas + electric MIX, switchable at the press of a button) — with optional twin bidirectional conveyors (2B option), customizable infeed/outfeed lengths, and heat-exchanger technology (GP option) that prevents yellowing on light-colored fabrics. Backed by the industry’s only named warranty, the ROQ Solid Warranty.
Description
ROQ SAHARA Conveyor Dryer
Industrial Gas / Electric / Hybrid Curing System — Precision Drying Engineered for High-Volume Screen Print Shops
Same ROQ SAHARA. Better Buying Experience.
A major industrial dryer is not a Shopping Cart decision — it’s a production investment that will run your curing floor for the next 10–15 years. You deserve more than a checkout page. You deserve someone who’ll spec it right the first time, stand behind the install, and pick up the phone when you call.
Same or Better Pricing Than Going Direct
We match or beat ROQ direct pricing on the SAHARA. We’ll also bundle installation, training, donut probes, air bars, and production supplies into one freight-consolidated package.
An Extra Layer of Equipment Support
We’ve been speccing and installing conveyor dryers for screen printers since 2008. When you call us, you talk to someone who’s stood next to one of these on a production floor, not a call center rep reading from a PDF.
Authorized ROQ Dealer — Full Factory Warranty
We’re a factory-authorized ROQ distributor. Your ROQ Solid Warranty stays fully intact, but your first call goes to us in San Antonio — not Portugal or a voicemail queue.
Built-to-Order by ROQ in Portugal
Every SAHARA is custom-built to your specifications at the ROQ factory. Lead times typically run 8–12 weeks including freight from Portugal. Chat with us (Tidio) or call (512) 454-0505 for the most accurate current timeline for your exact build.
See the ROQ SAHARA in Action
ROQ walks through the advantages of the SAHARA platform and explains the ROQ Solid Warranty — the only named warranty program in the screen-print equipment industry.
Why Shops Choose the SAHARA Over the Competition
🔥 Gas · Electric · or GE MIX — Your Choice
The SAHARA is the only dryer on the market with true multi-power flexibility. Factory designations: G for gas-only, E for electric-only, GE for MIX (gas + electric, switchable at the press of a button). If your facility changes — or if gas prices spike — you’re already covered. Gas-only models deliver up to 140kW of heat power; electric models up to 72kW.
📊 Uniform Heat Distribution — No Cold Spots
ROQ publishes the actual heat-distribution graph from inside the T3015G chamber: temperature holds at a tight 140–160°C across the full 2.5+ meter curing zone, with sharp drop-offs only at the entry and exit (where they should be). That flat temperature line is what separates a precision dryer from a hot-box — every shirt in every position on the belt gets the same cure.
💡 Standby Mode Saves Real Money
Most shops leave dryers running at full cure temp during lunch breaks, screen changes, or setup gaps — quietly burning hundreds of dollars per week in wasted energy. The SAHARA’s Standby Mode automatically drops to a lower holding temp when idle, then ramps back to setpoint on command. Paired with programmable start/stop scheduling, shops report significant savings vs. older gas conveyors.
🧠 Recipe-Saving Touchscreen Software
Save exact cure profiles per job — plastisol temp/speed for dark cotton tees, separate water-based recipe for athletic jerseys, discharge recipe for fashion tees. Touchscreen control panel with digital temperature display and continuous monitoring makes dialing in jobs a 2-tap operation instead of a 5-minute calibration dance.
📏 5.5″ Chamber Entry — Hoodies & Hard Goods Welcome
140mm (5.5″) of chamber entry height clears hoodies, pads, thick sweatshirts, and bulky substrates that choke other dryers. No more stuffing, compressing, or skipping jobs because the heater bar is too low.
🔇 Rockwool Insulation + Axial Fan
High-density rockwool panels keep the SAHARA cool-skinned and quiet. An axial flow fan with adjustable speed and air purification filter provides the forced-air circulation that cures water-based and discharge inks properly — not just the plastisol component. Minimizes thermal impact on the room around it so HVAC doesn’t fight the dryer.
↔️ Bidirectional Conveyor — Standard
The PTFE-coated antistatic mesh belt runs bidirectionally at adjustable speed as a STANDARD feature — not an upgrade. For even more flexibility, the optional 2B configuration gives you two independent bidirectional conveyors side-by-side, each with its own speed and direction control.
🔧 GP Heat-Exchanger Option — No Yellowing
The GP option (Gas-Permutation) adds a heat-exchanger that isolates combustion byproducts from the airflow. On white and light-colored fabrics, this eliminates the yellowing that plagues direct-fired gas dryers. If you print white-on-white, pimas, or light pastels at volume, this option pays for itself in rejected-garment savings.
Configure Your SAHARA — Factory Model Naming Explained
Every SAHARA is built-to-order at the ROQ factory in Portugal. ROQ uses a simple naming convention to describe each configuration:
T
LL
WW
E / G / GE
Choose Belt Width
- 900mm (35″) — code 09 — compact shops, standard tees
- 1100mm (43″) — code 11 — mid-volume, oversized goods
- 1500mm (59″) — code 15 — high-volume production
- 1800mm (71″) — code 18 — max throughput, twin 2×850mm belt option
Choose Drying Area Length
- 2700mm (106″) — code 30 · single 2.9m module
- 4300mm (169″) — code 45 · single 4.5m module
- 5600mm (220″) — code 60 · 2× 2.9m modules
- 7200mm (283″) — code 75 · 4.5m + 2.9m modules
- 8800mm (346″) — code 90 · 2× 4.5m modules
- Entry/exit openings: 1000 or 1500mm standard.
Choose Power Source
- E — Electric (22.5–72 kW depending on size) · clean, zero combustion
- G — Gas (52–140 kW) · natural gas or LPG · lowest operating cost
- GE — Mixed · gas + electric, switchable at a button press
- GP — Gas + Heat Exchanger · no-yellowing option for light fabrics
Factory option codes to know when specifying:
• 2B — Two independent bidirectional conveyors (separate speeds & directions, side-by-side) • GP — Gas + heat-exchanger (prevents yellowing on whites and light fabrics) • GE — MIX version (gas + electric, switch between them at the press of a button) • Custom infeed/outfeed lengths — extended entry/exit zones for longer dwell time or catch area.
Complete SAHARA Model Lineup — All 13 Factory Configurations
Every SAHARA configuration available from ROQ, with verified drying area, heat power (electric / gas), and machine weight from the factory spec sheet. All specs apply to both E (electric) and G (gas) variants of each model.
What’s Included
The ROQ Solid Warranty
Backed by ROQ — not hedged, not asterisked.
Most screen-print equipment warranties read like a defensive crouch: “covered except for…” with a list of exclusions longer than the warranty itself. The ROQ Solid Warranty is different — it’s ROQ’s explicit commitment to back every SAHARA dryer with extended coverage across the components that matter most: heating elements, burners, controls, belts, and structural frame.
Exact coverage terms vary by configuration (gas vs. electric vs. MIX) and by component. For the full ROQ Solid Warranty document specific to your SAHARA build, call us at (512) 454-0505 — we’ll send the current warranty PDF along with your quote so you have complete clarity before you commit.
Best For
Concerns We Hear — Answered Straight
Industrial equipment is a serious commitment. These are the real concerns shops bring us when evaluating a SAHARA — and the straight answers we give.
“Can I afford an industrial dryer?”
Most shops look at the up-front cost and stop there. The right way to evaluate: monthly payment on financed equipment vs. current monthly wasted energy on an older gas dryer. Many shops that upgrade to a SAHARA with Standby Mode report the monthly payment is fully offset (or better) by the utility savings alone — so the dryer effectively pays for itself while adding 5–10 years of production life. We can walk you through the math with your actual numbers.
“What about installation?”
ROQ SAHARA installation requires qualified gas/electric tradespeople plus a ROQ-trained commissioning tech. We coordinate that for you — we’ll connect you with local trades who’ve worked with industrial conveyor dryers, and we’ll arrange factory commissioning and operator training. Installations typically take 1–3 days onsite depending on configuration.
“Will it fit through my door?”
SAHARAs are modular — they ship in sections and assemble onsite. Even 71″-belt models ship as components that fit through standard commercial roll-up doors. Before ordering, we’ll verify your ceiling height (minimum 9–10 ft depending on model), utility hookup locations, and exhaust routing. Send us photos of your space and we’ll sanity-check fit.
“What’s the real lead time?”
Every SAHARA is built-to-order at ROQ’s factory in Portugal. Typical lead time is 8–12 weeks factory-to-door including ocean freight and US customs clearance. If you need equipment immediately, ask about ROQ’s in-stock & ready-to-ship inventory — occasionally demo units, used units, and pre-built SAHARAs are available with 2–4 week US delivery.
“Can I service it myself?”
Yes — the SAHARA was redesigned with easy-access side panels specifically to make routine service (filter cleaning, belt inspection, heater/burner checks) something your own maintenance tech can handle in an hour. For anything beyond routine, ROQ maintains a US-based tech support team we can connect you with directly.
“Will my ink manufacturer certify cure on this dryer?”
Yes — SAHARAs hit every industry-standard cure profile. The 200°C (392°F) max temperature and precision contact temperature control satisfy specs for every major ink manufacturer (Wilflex, Rutland, International Coatings, Union, Matsui, CCI). For production-critical jobs, we recommend pairing the dryer with an Atkins donut probe to verify actual cure temp on your specific ink/fabric combination.
Finance Your SAHARA — Cash Flow Stays Intact
Equipment financing is available on the ROQ SAHARA through our financing partner. Section 179 tax advantages may apply for qualifying businesses — own the equipment outright with payments structured to fit your shop’s cash flow. Many shops use the monthly utility savings alone (from Standby Mode & better insulation) to cover most of the financing payment.
Talk to an Equipment Expert
A SAHARA is a major commitment — but the spec-out conversation is free. Call or email us with your production volume, shop footprint, and available utilities, and we’ll put together a configuration, quote, and lead-time estimate within 1 business day.
Technical Specifications
Technical Specifications
| Specification | Detail |
|---|---|
| Manufacturer | ROQ International — S.Roque Máquinas e Tecnologia Laser S.A. (Oliveira de S. Mateus, Portugal). 38+ years of screen printing engineering; present in 60+ countries. |
| Product Name | ROQ SAHARA Conveyor Dryer (Tunnel Dryer) |
| Product Type | Industrial forced-air conveyor tunnel dryer |
| Factory Model Lineup | 13 configurations — T3009 through T9018, in E / G / GE variants |
| Model Naming Convention | T[length code][width code][E/G/GE] — e.g., T6015G = 6000mm drying length, 1500mm belt, Gas-powered |
| Belt Width Options | 900mm (35″ · code 09) · 1100mm (43″ · code 11) · 1500mm (59″ · code 15) · 1800mm (71″ · code 18, available as 2×850mm twin-belt) |
| Drying Area Length Options | 2700mm (106″ · code 30) · 4300mm (169″ · code 45) · 5600mm (220″ · code 60) · 7200mm (283″ · code 75) · 8800mm (346″ · code 90) |
| Module Lengths | 2900mm (9.5 ft) or 4500mm (14.8 ft) — longer dryers use 2× modules stacked |
| Entry/Exit Opening Length | 1000mm (3.28 ft) or 1500mm (4.92 ft) standard — customizable |
| Chamber Entry Height | 140mm (5.5″) — accommodates hoodies & bulky goods |
| Temperature Range | 90°C (194°F) minimum to 200°C (392°F) maximum |
| Heat Power — Electric (E) | 22.5 kW (smallest T3009E/T3011E) to 72 kW (largest T9018E) |
| Heat Power — Gas (G) | 52 kW (T30/T45 series) to 140 kW (T60/T75/T90 series) |
| Natural Gas Consumption | 1.5–4.8 Nm³/h (smaller models) · 3.0–9.6 Nm³/h (larger models) — 50,000 to 332,000 BTU |
| LPG Gas Consumption | 0.6–2 Nm³/h (smaller models) · 1.2–4 Nm³/h (larger models) — 50,000 to 332,000 BTU |
| Gas Pressure | 25 mbar (natural gas) · 37 mbar (LPG / propane) |
| Plant Power Draw | Electric: 24.5 to 77 kVA depending on model · Gas: 2 to 5 kVA (for fan/controls only) |
| Total Height | 1670–1726mm (5.48–5.66 ft) |
| Total Width | 1400mm (1500-wide models) · 2050mm (1500-belt extended) · 2350mm (1800-belt models) |
| Machine Weight Range | 1088 kg / 2299 lbs (smallest T3009) to 3790 kg / 8356 lbs (largest T9018) |
| Fan System | Axial flow fan with adjustable speed & air purification filter — forced-air hot-air circulation |
| Belt Material | Antistatic PTFE-coated high-tensile-strength mesh conveyor |
| Belt Direction | Bidirectional STANDARD (adjustable speed). Optional 2B = twin independent bidirectional conveyors side-by-side. |
| Insulation | High-density rockwool thermal panels |
| Temperature Uniformity | Published ROQ heat-distribution graph for T3015G shows 140–160°C sustained across the full 2.5m+ chamber length — near-flat temperature profile through the cure zone |
| Control System | Touchscreen control panel with recipe-management software · continuous temperature monitoring · digital display |
| Software Features | Recipe-saving · Standby Mode · Warm-Up Mode · Programmable start/stop · Continuous monitoring & temperature control |
| Power Supply (Electric / GE) | 3×230V or 3×400V+N · 50Hz or 60Hz |
| Option Codes | 2B (twin bidirectional conveyors) · GP (gas with heat exchanger — prevents yellowing) · GE (gas + electric MIX) · Custom infeed/outfeed lengths |
| Warranty | ROQ Solid Warranty — request full document at (512) 454-0505 |
| Lead Time | 8–12 weeks built-to-order from ROQ factory in Portugal; occasional in-stock / demo units available with 2–4 week US delivery |
| Shipping | LTL freight — quoted separately based on configuration & destination |
| US Support | ROQ US, LLC — 11909 NE 65th Street, Vancouver, WA 98682 · P. +1-877-674-8669 |
| Country of Origin | Portugal (manufactured in the EU at the ROQ/S.Roque factory in Oliveira de S. Mateus) |
SAHARA vs. Traditional Gas Conveyor
A side-by-side look at what separates the SAHARA from the older gas conveyor dryer sitting in most print shops today.
Recommended Accessories
- Atkins Donut Probe (Cooper-Atkins 50008-K) — Verify actual cure temperature on your specific ink/fabric — industry-standard practice for production-critical jobs
- Vastex Conveyor Air Bar (CAB-54 or CAB-78) — Cool garments at dryer exit to prevent ink gassing, ghosting, and dye migration on poly & blended fabrics
- Exhaust hood / ducting package — Required for proper ventilation — we can spec the correct CFM and ducting for your building
- Spare PTFE-coated mesh belt — Keep a spare on hand — prevents downtime if the primary belt needs replacement
- Extended warranty packages — Ask about extended-coverage options beyond the standard ROQ Solid Warranty
Ready to spec your SAHARA? Call (512) 454-0505 — we’ll put together a complete configuration, freight quote, and lead-time estimate within 1 business day. Full ROQ Solid Warranty documentation included with every quote.
*Energy savings claim of up to 50% is based on ROQ marketing materials comparing SAHARA to traditional/older gas conveyor dryers. Actual savings depend on configuration, local utility rates, runtime pattern, and baseline dryer being compared. Request the ROQ energy-efficiency comparison document for specifics. Specifications subject to change — final specs confirmed with your ROQ configuration quote.
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