Question 1

What is the Vastex LittleRed X1D and what is it used for?

Accepted Answer

The LittleRed X1D is a compact infrared conveyor/tunnel oven manufactured by Vastex Industrial. It is well-suited for a wide variety of continuous applications such as: curing of adhesives, printed graphics, powder coating and resin; heat-shrinking of cable and film; drying of organic material; baking and cooking of food products (with appropriate belt); and numerous other industrial processes in which a low-power, small-footprint conveyor oven is required.

Question 2

What belt widths are available for the X1D Series?

Accepted Answer

The X1D Series is available in three belt widths: 18 in. (46 cm) on the LR-X1D-18, 30 in. (76 cm) on the LR-X1D-30, and 54 in. (137 cm) on the LR-X1D-54. All three models share a 50-inch overall height and an adjustable chamber infeed height of 2 to 7 inches to accommodate items of varying thickness.

Question 3

What is the heat range of the X1D Series, and what is the boost zone?

Accepted Answer

At 240V, the LR-X1D-18 reaches up to 850°F (454°C) in standard mode and up to 1,150°F (621°C) with the boost zone engaged. The LR-X1D-30 and LR-X1D-54 reach up to 800°F (427°C) in standard mode and up to 900°F (482°C) with the boost zone. The boost zone is a dedicated section within the heating chamber that rapidly elevates temperatures at the start of the curing cycle, reducing warm-up time and improving throughput consistency.

Question 4

How is belt speed controlled, and what is the speed range?

Accepted Answer

Belt speed on all X1D models is continuously variable from 0.7 to 9.3 feet per minute (0.2 to 2.8 meters per minute). This range allows operators to fine-tune dwell time within the heating chamber to match the cure requirements of specific inks, coatings, or substrates without interrupting production.

Question 5

How accurate is the temperature controller on the X1D Series?

Accepted Answer

All X1D models include a dual digital PID temperature controller accurate to +/- 1°F. PID (Proportional-Integral-Derivative) control continuously corrects for temperature deviation, providing stable, repeatable cure conditions that are critical when processing heat-sensitive substrates or meeting ink manufacturer cure specifications.

Question 6

What conveyor belt materials are available?

Accepted Answer

The standard belt is Teflon-coated fiberglass, rated to a maximum of 550°F (288°C). Optional belt materials include Kevlar mesh, food-grade belting, and other TPI (Thermocoat Products Inc.) specifications. The X-Series conveyor belt roller tracking system is standard on all models and helps maintain consistent belt alignment under load.

Question 7

What exhaust system does the X1D include, and why does it matter?

Accepted Answer

Every X1D model includes a powered exhaust system. The LR-X1D-18 moves 144 CFM (4.1 CMM) through a 4-inch duct; the LR-X1D-30 and LR-X1D-54 move 280 CFM (7.9 CMM) through a 6-inch duct. The exhaust system removes moisture, solvent vapors, and airborne contaminants generated during the curing process while simultaneously cooling the oven housing and electronic controls, extending component life and improving workplace air quality.

Question 8

What are the electrical requirements for X1D Series ovens?

Accepted Answer

Electrical requirements vary by model. The LR-X1D-18 operates on 208V or 240V single-phase power and includes a cord set. The LR-X1D-30 supports 208V or 240V single-phase or 240V three-phase and also includes a cord set. The LR-X1D-54 supports 208V or 240V single-phase or 240V/400V three-phase and must be hard-wired by a licensed electrician to the provided power terminal. All models are rated for 50/60 Hz. Amps listed are Full Load Amps and should not be used as recommended line size.

Question 9

Can the X1D oven be expanded if production volume increases?

Accepted Answer

Yes. The X1D Series is modularly expandable. One or two additional heating chambers can be added to any X1D oven to double or triple its throughput capacity, with the conveyor belt extended to match. This design eliminates the need to purchase a larger oven upfront and avoids the full replacement cost when production demands grow. The same modular expandability applies across the LittleRed, EconoRed, and BigRed 4D Series product lines.

Question 10

How does the X1D differ from a flash cure unit or a batch oven?

Accepted Answer

Unlike a flash cure unit, which delivers a brief burst of infrared heat to gel an ink layer without fully curing it, the X1D provides a continuous, timed pass through a controlled heating chamber for complete through-cure. Unlike a batch oven, which processes items in discrete loads with door open/close cycles, the X1D operates continuously on a moving belt, enabling higher throughput and more consistent cure results with no operator handling between entry and exit.

MODEL	LR-X1D-18	LR-X1D-30	LR-X1D-54
Heater Warranty	5 Year	5 Year	5 Year
Defect Warranty	2 Year	2 Year	2 Year
Belt Speed	0.7-9.3 FPM (0.2-2.8 MPM)	0.7-9.3 FPM (0.2-2.8 MPM)	0.7-9.3 FPM (0.2-2.8 MPM)
Exhaust (Free Air)	144 CFM (4.1CMM)	280 CFM (7.9 CMM)	280 CFM (7.9 CMM)
Exhaust Diameter	4" (10.2 cm)	6" (15.3 cm)	6" (15.3 cm)
Overall Length	48" (122 cm)	48" (122 cm)	66" (168 cm)
Overall Width	30" (76.2 cm)	41" (104.2 cm)	65" (165.1 cm)
Overall Height	50" (127 cm)	50" (127 cm)	50" (127 cm)
Belt Width	18" (45.8 cm)	30" (76.2 cm)	54" (137.2 cm)
Chamber Length	18" (45.8 cm)	18" (45.8 cm)	18" (45.8 cm)
Chamber Infeed Width	21" (53.3 cm)	33.5" (85.1 cm)	33.5" (85.1 cm)
Chamber Infeed Height (adjustable)	2" -7" (5 - 17.7 cm)	2" -7" (5 - 17.7 cm)	2" -7" (5 - 17.7 cm)
Heat Range (@ Heater)	0-850°F (0-454°C) @ 240V 0-1150°F (0-621°C) - booster	0-800°F (0-427°C) @ 240V 0-900°F (0-482°C) - booster	0-800°F (0-427°C) @ 240V 0-900°F (0-482°C) - booster
Heater Size	16" x 18" (40.6 X 45.8 cm)	16" x 24" (40.6 X 61 cm)	16" x 48" (40.6 x 122 cm)
Total Wattage	1,860 Watts (1.86 kW)	4,050 Watts (4.05 kW)	8,100 Watts (8.1 kW)
Electrical Specs** All ovens 50/60HZ	208V / 10A / 1 Ph. / NEMA 6-15P 240V / 9A / 1 Ph. / NEMA 6-15P	208V / 21A / 1 Ph. / NEMA 6-20P 240V / 16A / 1 Ph. / NEMA 6-20P 240V / 10A / 3 Ph. / NEMA 6-20P	208V / 42A / 1 Ph. / 3 Wire 240V / 32A / 1 Ph. / 3 Wire 240V / 20A / 3 Ph. / 4 Wire 400V / 14A / 3 Ph. / 5 Wire
Electrical Connection	Cord set included	Cord set included	All amps shown are FLA (Full Load Amps), not recommended line size! Ovens on this page must be hard-wired to the power terminal provided. A licensed electrician must be consulted and should refer to articles 210.20(a), 215.3 and 310 of the NEC code.
Conveyor Belt Material	Teflon^® coated fiberglass standard, Kevlar^® mesh, Food grade, and other TPI available. (Limit 550°F/288°C)
**All amps shown are FLA (Full Load Amps), not recommended line size! Ovens on this page must be hard-wired to the power terminal provided. A licensed electrician must be consulted and should refer to articles 210.20(a), 215.3 and 310 of the NEC code.

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INFRARED CONVEYOR/TUNNEL OVEN

Modular expandability allows your oven to grow with you