• +86-13526935931
  • gwdlthermo@gwdl.com

Certifications & Honors

We hold ISO9001, ISO14001, ISO45001, CE, WPS/WPQ certifications, 29 patents, 21 trademarks, 27 software copyrights, and 7 qualifications. As a National High-Tech Enterprise and China Heat Treatment Association council member, our expertise is trusted by NASA-certified clients, proving our R\&D strength, safety, and long-term value.

The GWDLTHERMO® trademark has been officially registered in China, covering industrial furnaces and heat treatment equipment categories, enjoying legal brand protection and policy support.

GWDL's patented technology for waste heat recovery high-temperature lifting furnaces achieves a 40% reduction in comprehensive energy consumption, 75% waste heat recovery efficiency, and ±1.5℃ temperature field uniformity, suitable for energy-saving heat treatment of high-end materials.

vacuum atmosphere furnace patent, high-temperature sealing technology, atmosphere control system, silicon-molybdenum rod heating, energy-saving industrial electric furnace

GWDL's patented technology for the new box-type high-temperature liquid raising furnace features a temperature uniformity of ±1℃ and 35% reduced energy consumption, suitable for precision casting and composite material preparation.

GWDL's patented technology for the new ceramic sintering pusher furnace achieves ±1℃ temperature field uniformity and reduces energy consumption by 35%, suitable for high-quality sintering of precision ceramic products.

GWDL's patented technology for the new high-temperature precision energy-saving rotary kiln achieves ±1℃ temperature field uniformity at 1600℃ and reduces energy consumption by 40%, suitable for high-precision heat treatment of high-end materials.

GWDL's patented technology for chain plate conveying pipeline electric furnaces adopts modular furnace tubes and a frequency conversion conveying system, achieving ±1℃ temperature field uniformity and reducing energy consumption by 35%, suitable for continuous heat treatment of powder materials.

GWDL's patented technology for vacuum atmosphere hot pressing furnaces adopts a multi-axis linkage pressure system and adaptive control algorithm, achieving a pressure control accuracy of ±0.5% and a product density of 99.5%, suitable for high-performance material preparation.

Phone:+86-13526935931
Email:gwdlthermo@gwdl.com