DP -70°C Spec
Desiccant Dehumidifier System
DHU rotary desiccant dehumidifiers guaranteeing stable ultra-low dew point air conditioning down to -70°C for lithium cell formation and electrolyte filling.
View Specifications
Primary Deployments
High-Capacity Environmental & Solvent Recovery Systems
Engineered precisely for cathode manufacturing, gigafactory assembly lines, and high-efficiency VOC abatement across Southeast Asia.
DP -70°C Spec
Turnkey EPC
Turn-key Dry Room System
Full architectural enclosure, airtight envelope, process HVAC, controls, and commissioning tailored for gigafactory cell manufacturing plants.
Explore Dry Rooms
Recovery ≥99%
NMP Recovery System
High-efficiency ZJRH condensation & adsorption recovery technology recycling N-Methyl-2-pyrrolidone from electrode coating ovens with zero solvent waste.
Learn More
Deep-Cooling + RTO
VOC Abatement System
Integrates advanced deep-cooling condensation and regenerative thermal oxidizers (RTO) for rigorous VOC emission destruction and hazardous solvent mitigation.
Learn More
Market Dynamics
NMP Recovery in Indonesia: The Crucial Link in the Nickel-to-Battery Value Chain
Strategic alignment with Indonesia's downstream processing policies (Hilirisasi) within Morowali (IMIP), Weda Bay (IWIP), and Karawang Industrial Parks.
Local Downstream Industrial Mandate
Indonesia is transitioning from raw nickel ore export to end-to-end lithium battery manufacturing. As cell gigafactories break ground in West Java and Central Sulawesi, recovery of hazardous solvents like NMP is mandated by the Indonesian Ministry of Environment and Forestry (KLHK) to prevent severe soil and aquatic toxicity.
Tropical High-Humidity Process Challenges
Indonesia's year-round ambient relative humidity of 80% to 95% makes hygroscopic solvent handling uniquely complex. Uncontrolled ambient air dilutes exhaust condensation, severely spiking the moisture content in recovered crude NMP. DryAir integrates desiccant pre-conditioning to ensure recovery purity exceeds 99%.
Circularity & Operational Expenditure (OPEX)
NMP constitutes over 15% of electrode processing material expenses. Given shipping tariffs and import dependencies in Southeast Asia, recirculating recovered solvent with over 80% exhaust waste heat recovery yields an attractive ROI payback period of under 14 months for a standard 10 GWh battery line.
Engineering Blueprint
Comparative Technical Architecture: Conventional vs. DryAir Engineered Systems
Optimized performance indicators for Southeast Asian equatorial operations.
| Performance Metrics | Standard Market Solution | DryAir Integrated ZJRH System | Engineering Benefit in Indonesia |
|---|---|---|---|
| Solvent Recovery Efficiency | 90% - 94% | ≥99.0% Certified | Drastically lowers VOC emissions, ensuring AMDAL compliance |
| Recovered Crude NMP Water Purity | < 85% NMP purity | > 90% NMP (Moisture < 5%) | Significantly reduces distillation column energy consumption |
| Exhaust Heat Recovery Ratio | 30% - 40% | ≥ 75% Thermal Efficiency | Cuts boiler thermal load on coating line oven drying zones |
| Condensation Temperature Range | 12°C to 18°C | Multi-stage cascade (-5°C to 8°C) | Eliminates solvent vapor slippage in high ambient temperatures |
| VOC Exhaust Concentration | > 50 mg/Nm³ | < 5 mg/Nm³ (with polishing zeolite rotor) | Meets world-class World Bank / IFC and local Indonesian limits |
Manufacturing Hegemony
Global OEM Leadership Built on Stringent Defense & Industrial Standards
Hangzhou DryAir is an audited Tier-1 supply partner to the world's most exacting battery and industrial consortia.
≥99%
NMP Solvent Recovery
-70°C
Ultra-Low Dew Point
30%+
China Market Leadership
200+
Monthly Unit Throughput
Engineering Credibility & Certifications
Our facility manufactures under ISO 9001 quality systems and GJB national military standard disciplines. Systems exported to the Indonesian archipelago, North America, and Europe can be configured with ASME, CE, UL, CSA, and EAC certifications.
Validated Reference Customers
Our NMP recovery, desiccant dehumidification, and dry room solutions are deployed inside gigafactories operated by CATL, BYD, EVE Energy, SVOLT, ATL, and international pioneers including Tesla, Northvolt, and TTI.
Local Execution
Turnkey Execution & Regulatory Assurance in Indonesia
Navigating Indonesian industrial codes, SNI compliance, and on-site EPC challenges seamlessly.
AMDAL & KLHK Environmental Clearances
DryAir provides full technical dossier support to pass AMDAL (Analisis Mengenai Dampak Lingkungan) environmental impact assessments, guaranteeing stack VOC emissions fall comfortably below Government Regulation PP No. 22/2021.
Corrosion-Resistant Metallurgy
For installations located within coastal industrial hubs (such as Morowali and Weda Bay), equipment is engineered with marine-grade 316L stainless steel, anti-saline finned coils, and C5-M certified protective coatings to resist aggressive maritime humidity.
Expat Commissioning & Local Training
DryAir deploys bilingual process commissioning teams to Indonesian plant locations. We offer comprehensive training for Indonesian technicians and maintain a dedicated ASEAN spare parts consignment pipeline.
Technical FAQs
Frequently Asked Technical & Project Execution Questions
Addressing procurement, engineering tolerances, and field operations in Southeast Asian battery ecosystems.
How does the DryAir NMP recovery system achieve ≥99% efficiency under Indonesian humid conditions?
Our ZJRH system combines closed-loop multi-stage condensation cooling with a specialized regenerative VOC adsorption wheel. By chilling exhaust air below the dew point of N-Methyl-2-pyrrolidone and recovering the balance with hydrophobic zeolite rotors, we ensure that less than 5 ppm of solvent escapes to the exhaust stack, while insulating the system from high ambient outdoor humidity.
Can crude NMP recovered from the system be directly reused in electrode slurry mixing?
Crude NMP recovered typically holds a purity between 85% and 92% with minor water absorption. While some battery manufacturers use this for equipment cleaning, battery-grade slurry preparation requires distillation purification (moisture content < 50–100 ppm). DryAir provides seamless turn-key integration with on-site fractional vacuum distillation columns.
What is the energy saving potential through DryAir's integrated heat exchanger?
Electrode drying ovens consume enormous amounts of thermal energy. DryAir's gas-to-gas heat exchangers extract thermal energy from the hot exhaust stream exiting the coating machine and transfer it to incoming fresh make-up air. This provides a thermal energy reclamation rate up to 75%, significantly lowering electrical or gas heating utility bills.
What certifications and after-sales guarantees are provided for projects in Indonesia?
DryAir systems are fully certified to international standards including CE, UL, CSA, ASME, and EAC, and can be customized to comply with Indonesian SNI and safety regulations. We offer a standard 12-month operational warranty, with an optional 2-year extended overseas service package encompassing on-site field engineers and cloud-connected remote diagnostics.
How does DryAir manage equipment shipping and on-site assembly across Indonesian island provinces?
Systems are modularized and packed in moisture-barrier containerized skids, shipped via bonded sea freight to major ports such as Tanjung Priok (Jakarta) or Tanjung Perak (Surabaya), or directly dispatched to private industrial ports in Morowali or Weda Bay. DryAir supervisors manage local heavy rigging, piping tie-ins, and loop commissioning.
Comprehensive Solutions Portfolio
Advanced Industrial Equipment Series for Indonesia & Global Facilities
All engineered equipment families designed for battery, pharma, chemical, and clean manufacturing sectors.
-70°C Control
Indonesia Desiccant Dehumidifiers
Rotary desiccant systems for lithium cell assembly, pharmaceutical production, and critical dry storage in tropical climates.
View Specifications
Full EPC
Turnkey Dry Rooms for Gigafactories
Turnkey engineering covering insulated enclosure construction, HVAC dehumidification, air filtration, and dew point controls.
Explore Dry Rooms
Recovery ≥99%
Electrode Coating NMP Recovery
Recovers expensive cathode NMP solvent efficiently from coating lines, minimizing emissions and cutting chemical replenishment overheads.
Learn More
Emission Safety
VOC Abatement & RTO Systems
Thermal oxidizer and deep-chilling systems for capturing solvent vapors and volatile organic compounds across chemical facilities.
Learn More
Pre-Cooling
Refrigerative Dehumidifier Equipment
High-efficiency mechanical refrigeration systems for general warehouse air handling, storage halls, and desiccant pre-cooling stages.
Learn More
Modular Design
Ultra-Dry Modular Cleanrooms
Hermetically sealed modular enclosure systems ensuring airtight conditions down to -60°C for sensitive cathode and battery pilot lines.
Explore Dry Rooms
Heat Recovery
Energy-Saving NMP Extraction Lines
Integrated heat recovery modules capturing thermal energy from drying oven exhaust to preheat process intake air streams.
Learn More
99.5% Destruction
Regenerative Thermal Oxidizers (RTO)
High-temperature regenerative oxidizers ensuring complete organic solvent breakdown and absolute compliance with environmental standards.
Learn MoreReady for Indonesian & ASEAN Deployments
Accelerate Your Plant’s Environmental & Recovery Strategy
Consult with our lead HVAC and chemical recovery process engineers. We evaluate your psychrometric airflow, mass balance curves, and site utilities to return tailored technical proposals within 24 hours.