introduction
BLJ primarily specializes in the production ofHTR total heat exchange polymer membrane and HTR heat recovery core designed specifically for advanced total exchange fresh air ventilation systems.
HTR polymer membrane boasts outstanding moisture permeability. Additionally, it offers superior gas barrier capability, making it ideal for use in sophisticated total heat exchange fresh air ventilation systems. The HTR core employs the proprietary HTR polymer membrane crafted by the company, ensuring exceptional product performance.The cores seamlessly integrate into the mainstream market of total heat exchange fresh air ventilation systems, significantly enhancing the equipment's energy recovery performance. We offer customization options, as well as OEM and ODM services to meet diverse needs.
At present, BLJ is recognized as a key manufacturer of HTR polymer membrane materials, providing not only these materials but also supporting core production equipment procurement. We extend technical guidance to customers who purchase our equipment and polymer membrane materials, ensuring seamless integration and optimal performance.
Product Description
Compactly engineered to fit seamlessly into various systems while maximizing performance.
Height of a single layer: 2.5mm - Precisely calibrated for optimal airflow and heat exchange.
Total height: 200-600mm (customizable) - Tailor the dimensions to your specific system requirements for ultimate flexibility.
Static pressure: 250Pa - Efficiently balanced to ensure optimal system performance.
Work temperature: -20ºC to 60ºC - Versatile in functionality across a wide temperature range for diverse applications.
Air volume: 200-1000m3/h - Capable of managing substantial airflow, enhancing ventilation efficiency.
Enthalpy efficiency of core ≥70% - Achieve remarkable thermal energy recovery with industry-leading efficiency.
Service life ≥5 years - Durably crafted for prolonged reliability and sustained performance.
Effective air exchange rate ≥99% - Assuring almost complete air renewal for superior indoor air quality.
HTR - High Thermal Recovery, redefining energy conservation. Heat recovery - Recover and reutilize energy to minimize wastage and optimize system effectiveness. Core - The heart of our energy-efficient technology, vital for the seamless exchange of heat and moisture.,Using independent research and development - Our core is a testament to our commitment to innovation and excellence. HTR - Advanced technology driving superior heat transfer efficiency. Total exchange - A comprehensive solution for all-encompassing energy optimization. Polymer membrane - At the core of our technology, ensuring high-performance heat transfer and durability.As the core heat transfer material - The foundation of our system's exceptional thermal exchange capabilities.
The core is mainly applied with the total heat exchange fresh air ventilation system (ERV) as the core component of heat and moisture exchange. It directly influences the equipment's total heat exchange system performance, ensuring efficiency and reliability.
Through the polymer membrane'shigh moisture permeability, high airtightness, resistance to water washing, mildew, and antibacterial advantages, the core can achieve the high efficiency of the whole core of the total heat recovery efficiency, surpassing conventional systems.Meanwhile, compared to paper cores, this core can be washedwithout compromising performance, offering unparalleled convenience and longevity.
Structures
Advantage
1. Efficient anti-mildew
Antibacterial 99.9% - Ensures a hygienic environment, protecting against microbial growth.. With the HTR polymer membrane,the core boasts strong anti-mold and anti-bacterial capabilities, preserving air quality and system integrity.
2. Washable
The core employs a polymer material as the energy exchange surface, supporting immersion water washing for easy maintenance. Low resistance surface - Ensures efficient airflow with minimal pressure loss.
3. Efficient enthalpy recycling
The internal HTR polymer membrane exhibits superior transmission performance, with test data showing over 8000g/m².24h. This advantage translates into outstanding enthalpy efficiency, maximizing energy savings.
4. Superior gas-tightness
Optimized frame design with HTR polymer membrane,achieving a core airtightness of 99%, ensuring minimal energy loss.
5. Low resistance surface
The core with HTR polymer membrane material features a smooth inner surface, significantly reducing wind resistance for enhanced airflow.
6. Avoid condensate
The HTR polymer membrane prevents condensation, maintaining system efficiency and preventing water-related issues. Boasting exceptional moisture permeability, the core is ingeniously crafted to prevent condensation in environments with significant temperature fluctuations. This innovation elevates the total heat exchange efficiency of the equipment, while simultaneously alleviating the burden of frost drainage pressure.
7. Remarkable Longevity and Durability
The strategic integration of an ABS frame with HTR polymer membrane
bestows the cores with outstanding resistance to aging. This unique attribute empowers the core with an impressive lifespan of up to 5 years. Throughout this period, the degradation in product performance remains under 10%, ensuring consistent functionality.
Harnessing the remarkable core performance, the HTR Energy Recovery Core within the Energy Recovery Ventilation System delivers superior, enduring energy efficiency and a refreshingly comfortable air experience. Its application shines in educational institutions, retail outlets, premium residential developments, and energy-conscious buildings.
Available Sizes
Hexagon ERC: Discover the quintessential solution for optimal energy recovery. Our Hexagon ERC is designed to elevate energy efficiency through its innovative multi-layer architecture, ensuring superior performance in any environment.
specifications |
a(mm) |
b(mm) |
c(mm) |
passage height(mm) |
h(mm) |
440*200*200 |
440 |
200 |
200 |
2.5 |
Customized |
400*200*200 |
400 |
200 |
200 |
2.5 |
Customized |
400*200*200 |
400 |
200 |
200 |
2.35 |
Customized |
366*194*366 |
366 |
194 |
366 |
2.5 |
Customized |
387*100*186 |
387 |
100 |
186 |
3.0 |
Customized |
258*131*200 |
258 |
131 |
200 |
2.35 |
Customized |
258*131*200 |
258 |
131 |
200 |
3.0 |
Customized |
380*110*230 |
380 |
110 |
230 |
3.0 |
Customized |
380*110*230 |
380 |
110 |
230 |
2.3 |
Customized |
Quadrilateral ERC: Presenting the next level in energy recovery technology. The Quadrilateral ERC offers unparalleled efficiency and reliability, crafted to seamlessly integrate into your energy management systems for enhanced performance and sustainability.
specifications |
a(mm) |
b(mm) |
c(mm) |
passage height(mm) |
h(mm) |
350*350 |
350 |
350 |
-- |
2.0 |
Customized |
350*350 |
350 |
350 |
-- |
2.7 |
Customized |
345*345 |
345 |
345 |
-- |
2.7 |
Customized |
309*309 |
309 |
309 |
-- |
3.0 |
Customized |
309*309 |
309 |
309 |
-- |
2.0 |
Customized |
270*270 |
270 |
270 |
-- |
2.5 |
Customized |
270*270 |
270 |
270 |
-- |
2.0 |
Customized |
250*250 |
250 |
250 |
-- |
3.0 |
Customized |
199*199 |
199 |
199 |
-- |
3.0 |
Customized |
164*164 |
164 |
164 |
-- |
3.0 |
Customized |
164*164 |
164 |
164 |
-- |
1.3 |
Customized |
About Us

Shaoxing Bailijie Environmental Protection Technology Co., Ltd, established in 2018, is a pioneering enterprise that places a strong emphasis on the advancement of innovative technologies. polymer membrane materials. As a trailblazer in science and technology, we are committed to the development and application of cutting-edge materials.
Currently, BLJ proudly holds several prestigious certifications including the ISO9001 Quality Management System Certification, Zhejiang Science and Technology-Based Small and Medium-Sized Enterprises Certification, Intellectual Property Management System Certification, and National High-Tech Enterprise Certification.
BLJ boasts comprehensive and independent capabilities in polymer membrane material development, production, and manufacturing, ensuring we can fulfill all customer-specific customization needs.
The principal achievement of the company is the total heat exchange new wind system, utilizing polymer membrane materials. This achievement has been successfully implemented in the mainland market and has secured batch applications in Europe and North America, earning widespread recognition and affirmation from users.

