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Chongqing Jbett Environmental Protection Technology Co., Ltd.
Chongqing JBETT Environmental Protection Technology Co., Ltd. was established in 2016. Its registered address and sales service center are located at No. 315, Xuezhi Road, Science City Science and Technology Industrial Park, High-tech Zone, and its factory is located in Tangfang Industrial Park, Qinggang Street, Bishan District. It is a technology company specializing in the research and development, manufacturing and sales of various solvent recovery systems (equipment), waste liquid low-temperature evaporation equipment and providing peripheral technical services. It has two production bases, Chongqing Bishan self-operated factory and Guangdong Zhongshan OEM factory. At the same time, the self-operated factory also provides OEM services for partners in various industries in many places; and has sales and after-sales service partner companies in Guangdong, Zhejiang, Chengdu, Vietnam and other places;
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CUSTOM EXPLOSION‑PROOF SOLVENT RECOVERY SYSTEM DELIVERED FOR FATTY ACID METHYL ESTER LABORATORY PROCESS 2026-08-12 Following multiple rounds of in-depth technical discussions and process alignment with the engineering team of a new materials enterprise, Chongqing Jbett Environmental Protection Technology Co., Ltd. has successfully delivered an explosion-proof solvent recovery unit customized for the enterprise's laboratory project.This customized solvent distillation and recovery unit was specifically designed for the client's laboratory-scale production process involving fatty acid methyl esters (biodiesel feedstock). During the esterification reaction, excess methanol forms a byproduct mixture. The integrated system efficiently recovers this excess methanol, effectively addressing key challenges such as material coking risks during esterification trials, solvent waste, and high raw material costs during the laboratory pilot phase.The laboratory-grade recovery unit features a fully explosion-proof configuration, including a stainless steel reactor, a smart PLC control panel, and a matching chiller unit. It is suitable for small-batch pilot production, capable of both processing methanol-containing mixtures and supporting process validation for ultrasonic-assisted esterification reactions. The system enables methanol recovery and reuse, significantly reducing the client's consumption of methanol feedstock during biodiesel and fatty acid methyl ester R&D trials.Prior to delivery, our technical team calibrated parameters based on the client's actual operating conditions—including mixture composition, methanol ratio, anti-coking requirements, and laboratory safety standards—to ensure seamless integration with the client's existing laboratory pilot processes. On-site commissioning and delivery have been successfully completed, allowing the client to immediately proceed with solvent recovery trials for fatty acid methyl ester research. Key Applications: Fatty acid methyl esters | Biodiesel pilot production | Excess methanol recovery | Laboratory esterification reactions Core Advantages: Explosion-proof design | Customized for laboratory pilot scale | Stainless steel construction | High methanol recovery rate | Anti-coking capability for esterification processes About UsChongqing Jbett Environmental Protection Technology Co., Ltd. is a specialized manufacturer of explosion-proof solvent recovery equipment. We provide customized solvent distillation solutions for laboratories, pilot plants, and industrial-scale production. Our services span industries such as biodiesel, new material synthesis, coatings, painting, automotive and motorcycle parts, chemicals, and printing, supported by global technical assistance and after-sales service.
Automotive Coating Customer On-Site Test – Fast-Diluent Solvent Reaches Near-Virgin Cleaning Performance 2026-07-14 Automotive Coating Customer On-Site Test – Fast-Diluent Solvent Reaches Near-Virgin Cleaning Performance Date: July 14, 2026 Source: JBETEP Solvent Recovery Machine Manufacturer (Chongqing JBETT Environmental Protection) A valued client from the automotive coating industry visited our factory today to conduct a full simulation test of waste super fast-drying thinner with our vacuum solvent recycling equipment, achieving impressive recycling and cleaning results that fully satisfied the customer’s production demands. 1. Test Raw Material & Weight Data The customer brought waste super fast-drying thinner generated from automotive painting and parts cleaning processes for on-site distillation recovery testing. We recorded full weight data throughout the whole trial: Original waste solvent drum gross weight 1: 23.75 KG Original waste solvent drum gross weight 2: 24.10 KG Total recovered clean solvent output: 35.90 KG The gross weight of two waste solvent drums is 47.85 KG, with a tare weight (empty drum) of 2.5 KG, so the net weight of waste super fast-drying thinner fed into the machine is 45.35 KG. The total regenerated solvent includes 35.90 KG of collected clean solvent plus around 2 KG taken out for on-site cleaning test, barrel rinsing and sample storage. The comprehensive solvent recovery rate of this on-site test reaches approximately 83.57%. The clear, transparent regenerated solvent after distillation formed a stark contrast against the original dark, contaminated waste thinner, visually verifying our equipment’s strong impurity separation capacity. 2. Continuous Stable Distillation Process Recording Our technical team tracked and documented real-time working parameters every 15 minutes during the entire recycling cycle, including heating oil temperature, vacuum negative pressure, steam temperature, flow status and distillate quality: The machine ran stably under segmented temperature control from 36°C up to a maximum heating oil temperature of 176°C, with steady negative pressure maintained around -0.001MPa. Continuous fine, smooth distillate outflow was sustained for long periods with no surging or blockage. Impurities like paint sludge, resin glue and metal dust were fully intercepted and left in the residue tank after recovery. All operation data was logged in our official JBETEP solvent recycling test report, forming complete traceable records for the customer’s reference. 3. Customer Field Verification: Regenerated Solvent Matches Virgin Thinner Midway through the recovery trial, the customer immediately took the freshly recycled clear solvent for on-site cleaning tests on metal automotive workpieces: Degreasing and oil stain removal for stamped metal parts Resin glue and coating residue stripping cleaning After practical use, the customer gave highly positive feedback: the cleaning power, volatilization speed and surface finish effect of our recycled solvent are nearly identical to brand-new purchased fast-drying thinner. There is no negative impact on subsequent painting adhesion and surface quality, which can directly replace virgin solvent in daily workshop production. 4. Core Advantages for Automotive Coating Factories High recovery yield: Distillation removes paint slag, pigment, heavy oil and resin impurities thoroughly, delivering transparent, reusable solvent. Low operating cost: Massive cuts on virgin thinner procurement expenses, while hazardous waste disposal volume and fees are greatly reduced. Wide compatibility: Our TE-series vacuum solvent recycler adapts to various automotive coating chemicals, including fast-drying thinner, cleaning solvent, PMA, ester solvents and hydrocarbon wash liquid. Safe & low-maintenance full design: Explosion-proof configuration, automatic temperature & overpressure protection, easy residue discharge after cooling down below 60°C. 5. Customer Intention & Market Outlook The automotive coating customer recognized our equipment’s stable performance and outstanding recovery quality after the whole on-site simulation test. They will evaluate the recycling data and formalize equipment procurement plans to realize closed-loop solvent circulation in their painting workshop. As a professional source manufacturer of solvent recovery machines, JBETEP (Chongqing JBETT Environmental Protection) keeps launching targeted recycling solutions for the automotive manufacturing, coating, metal finishing and spraying industries. We welcome global clients to arrange factory visits, send waste solvent samples for free lab testing, and customize recycling machine configurations matching your solvent types and daily consumption volume.
Safe Explosion-Proof Solvent Recovery Machine On-Site Commissioning Case | Auto Parts Manufacturer Project 2026-07-02 Safe Explosion-Proof Solvent Recovery Machine On-Site Commissioning Case | Auto Parts Manufacturer Project Project Overview Chongqing JBETT Environmental Protection Technology Co., Ltd, a professional manufacturer of intelligent explosion-proof solvent distillation and recovery equipment, completed the delivery, assembly, trial operation, and technical training of a complete set of equipment for a large automotive parts factory in June of this year. All main units were pre-assembled in the factory; on-site work focused only on the installation, wiring, and debugging of auxiliary accessories, significantly shortening the customer's on-site construction time. Customized Configuration Solution Tailored to Client’s Workshop Environment 1.Water-cooled Solvent Recovery Main Unit + 2HP Industrial Chiller (Optional) + Vacuum Negative Pressure Storage Integrated Machine (Optional) The client’s workshop suffers long, sweltering summers with ambient temperatures ranging from 35℃ to 45℃ all season long. To adapt to this harsh high-temperature working condition, the customer customized a complete set combining our water-cooled condensation solvent recycler, matched with a 2-horsepower industrial chiller and a vacuum negative pressure storage all-in-one machine.The supporting 2HP chiller delivers steady constant low-temperature cooling circulation, maintaining outstanding condensation efficiency at all times. It effectively stabilizes the whole distillation system, guarantees continuous safe operation of the main recycling unit under extreme high workshop temperature, and maximizes the solvent recovery rate.Meanwhile, the vacuum negative pressure storage integrated machine creates a negative-pressure closed recovery environment for the whole system, greatly upgrading operational safety. It can temporarily store the purified reclaimed solvent in a sealed negative-pressure state, effectively suppress solvent volatilization to avoid raw material waste. Matched with the distillation host, the whole linked system significantly boosts overall solvent recycling efficiency. 2. Semi-automatic pumping device, saving labor (1) Equipped with an automatic pumping system, replacing manual dumping of waste solvent. Workers no longer need to carry heavy waste liquid tanks, significantly reducing labor intensity and avoiding direct contact with hazardous waste liquids. (2) High-Temperature Residue Filter Bags for Easy Cleaning and Equipment Protection During the painting and cleaning of automotive parts, waste solvents contain a large amount of metal shavings and paint residues. These substances are easily combustible during distillation and adhere to the inside of the tank. Our matching high-temperature recovery bags can completely trap all solid impurities inside the bag. After each batch of distillation, operators only need to remove the filter bag to handle all residues, avoiding direct cleaning of the tank's inner wall, thereby extending the machine's service life and reducing maintenance costs. 3. On-Site Service Support Our professional technical team provides full-process on-site service: forklift unloading, auxiliary component assembly, piping and power connection, trial distillation tests using actual waste solvents, equipment structure introduction, and comprehensive operation training for customer production personnel. After training, all operators master complete machine operation, daily maintenance, and safety protection skills. The image above shows a customer observing the operation inside the reactor through an explosion-proof viewing window. JBETT Explosion-Proof Solvent Recovery Machine's Core Advantages: (1) Fully certified by Ex and CE explosion-proof standards, suitable for flammable industrial solvents (isopropanol, thinners, paint solvents, cleaning agents, etc.) (2) One-piece stainless steel structure, corrosion-resistant and easy to clean (3) Intelligent automatic temperature control with multiple protection alarm systems for overpressure, overtemperature, and water shortage (4) Customizable cooling methods: air-cooled/water-cooled, and can be equipped with a matching chiller (5) Optional accessories include pump feeding, chiller (circulating water pump), integrated vacuum negative pressure storage unit, and residue filter bags (6) One-stop service: factory pre-assembly, global remote technical guidance for installation and operation training On-site recycling of waste solvents reduces raw material procurement costs, reduces hazardous waste disposal costs, achieves green production, and meets the environmental compliance standards of automotive manufacturing plants. We welcome manufacturers in the global automotive painting, metal cleaning, 3D printing, and electronic cleaning industries to consult JBETT for customized solvent recovery solutions!
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No. 315, 2-5, Xuezhi Road, University Town, Zengjia Town, High-tech Zone, Chongqing
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