Fully Automatic Corrosion-Resistant Drying Oven for Industrial & Lab Use

Product Overview

The GWDL-850HX is a high-precision, fully automatic electric drying oven designed for high-temperature, high-purity, and corrosion-resistant applications. With a durable 304 stainless steel interior, advanced multi-layer insulation, and intelligent PID + PLC control system, this oven ensures precise temperature stability, safety, and operational efficiency. Ideal for laboratories, research centers, material testing, electronics, aerospace, food processing, and other demanding environments requiring clean and stable heat treatment.

Technical Specifications

Item	Description
Model	GWDL-850HX
Chamber Dimensions	W350mm × D500mm × H400mm
Rated Temperature	Up to 850℃
Working Range	Room Temperature ~ 850℃
Heating Rate	Adjustable: 1℃/h ~ 30℃/min
Temperature Accuracy	±1℃
Uniformity	≤±5℃
Power Supply	AC 380V / 50Hz
Rated Power	9kW
Heating Elements	High-temp alloy wire (Ocr27A17Mo2)
Element Layout	Sides + bottom evenly distributed
Thermocouple	Type K, range: 0–1320℃
Hot Air Circulation	Top-mounted blower system (0.75kW motor, 310S SS fan, inverter control, PLC integrable)
Insulation	3-layer (150mm total): Ceramic + Alumina + Polycrystalline fiber boards
Chamber Liner	3mm thick 310S stainless steel, reinforced with square steel tubes
Exterior Structure	Dual-layer carbon steel (RAL7035), air-cooled shell, anti-rust & easy to clean
Door Design	180° hinged side door with elastic lock & multi-layer sealing
Control System	7” Touchscreen + PLC, 50-step programmable PID, real-time data export & remote monitoring
Interface	RS485 communication port
Timer Modes	Manual/Auto switchable, time units: h/min/s, with buzzer + auto shutdown
External Temp	≤45℃ (under continuous use)
Protection Features	Over/under temp, sensor break, phase loss, overvoltage/current, soft start, feedback control
Display Parameters	Temp, step no., remaining time, output %, voltage, current, etc.
Temperature Curves	Supports 50-step programming, multi-curve input: 1×50, 2×28, 3×15, 5×9 segments
Standard Accessories	1x Crucible tong, 1x Pair of high-temp gloves
Warranty	12 months (excluding heating elements; free replacement if naturally damaged within 3 months)

Key Features

Industrial-Grade Stainless Steel Interior

3mm thick 304/310S stainless steel, reinforced for mechanical durability.
Corrosion-resistant against moisture, acid/base vapor, organic solvents.
Smooth, seamless surface ensures easy cleaning and sample safety.
Withstands 500–800℃ long-term use without deformation.

Advanced Temperature Control

Intelligent PID/APID/MPT algorithms with self-learning + self-tuning.
Fully programmable 50-step temperature curves.
Real-time data export, curve visualization, and RS485 communication.
Dual-loop thyristor control ensures stable output and heater protection.

Top-Driven Hot Air Circulation

Equipped with a 0.75kW motor and 10.5" centrifugal fan (310S SS).
Ensures uniform heat distribution (≤±5℃), even for large or irregular samples.
Fan speed adjustable via inverter; optionally synchronized with temperature curves via PLC.

Safe, Efficient Structure

Dual-layer air-cooled body maintains outer temperature ≤45℃.
High-efficiency triple-layer insulation (150mm) dramatically reduces heat loss.
Elastic-seal door with ceramic high-temp seals, ensuring leak-free operation.
All external surfaces coated with RAL7035 epoxy-polyester powder, corrosion-proof.