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Leading Hollow Fiber Membrane Spinning Machine and Spinneret Manufacturer - Trustech

Trustech Flat Sheet UF Membrane casting Machine
Trustech Flat Sheet RO Membrane casting Machine
Trustech Flat Sheet TFC RO Membrane casting Machine
Trustech Flat Sheet UF Membrane casting Machine
Trustech Flat Sheet RO Membrane casting Machine
Trustech Flat Sheet TFC RO Membrane casting Machine

Fiber Spinning Machine Products Wholesale - Trustech-1

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Product details of the fiber spinning machine


Quick Detail

Trustech fiber spinning machine is designed from a group of innovative engineers. The product is examined as per industry standards to make sure it is free from flaws. Trustech's fiber spinning machine is widely used in the industry. Our offered product is widely applauded by our clients due to its incomparable features.


Product Introduction

Compared with products in the same category, fiber spinning machine's core competencies are mainly reflected in the following aspects.

Fiber Spinning Machine Products Wholesale - Trustech-1 4  Dope preparation and delivery system:

The core units are the mixing tank and precision delivery pump. Strictly control polymer concentration, additives, temperature, and viscosity of the casting dope to ensure stable rheology.

Fiber Spinning Machine Products Wholesale - Trustech-1 5  Doctor-blade/casting system:This is the core film-forming section. Key equipment includes the doctor blade or extrusion die. Precisely control blade gap height, blade-to-substrate angle, and the tension of the nonwoven substrate.

Fiber Spinning Machine Products Wholesale - Trustech-1 6  Phase inversion and solidification system:Depending on the process, this is either a coagulation bath for NIPS or a cooling zone for TIPS. Strictly control coagulation bath temperature and chemical composition (for NIPS), or the cooling zone temperature gradient and air velocity (for TIPS). These parameters govern phase-separation kinetics and directly determine the membrane’s micro-pore structure, surface pore size, and porosity.

Fiber Spinning Machine Products Wholesale - Trustech-1 7  Post-treatment and winding system:

Mainly includes washing tanks and a winder. Control wash-water purity, temperature, and number of stages to thoroughly remove solvent, and precisely control winding tension and speed to prevent wrinkling or stretching, ensuring flatness and mechanical integrity of the final product.

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Key control parameters 

Core Sections

Parameters

Dope preparation and delivery system

 

Polymer Concentration

16.70 wt% (PVDF/PES in DMAC)

Solvent Purity

≥ 99%

Coating Thickness

50 μm

Blade Gap Accuracy

± 10 μm

Doctor-blade/casting system

 

Effective Coating Length

800 mm

Coating Thickness

50 μm

Phase inversion and solidification system

 

Coagulation Bath Temperature

27 °C

Bath Length

3 m

Conveyor Speed

10 m/min

Rinse Flow (Pure Water)

5 L/min

Drying Temperature

60 °C

Humidity

≤ 30% RH

Post-treatment and winding system

 

Hot-Press Temperature

70 °C

Pressure

0.3 MPa

Winding Tension

0.5 N

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Suitable Materials 

Fiber Spinning Machine Products Wholesale - Trustech-1 10  PVDF (Polyvinylidene Fluoride)

Fiber Spinning Machine Products Wholesale - Trustech-1 11  CA (cellulose acetate)

Fiber Spinning Machine Products Wholesale - Trustech-1 12  PVC (Polyvinyl chloride)

Fiber Spinning Machine Products Wholesale - Trustech-1 13  PES (Polyethersulfone)

Fiber Spinning Machine Products Wholesale - Trustech-1 14  PSF/PSU (Polysulfone)

Fiber Spinning Machine Products Wholesale - Trustech-1 15  PA (Nylon, Polyamide)

Fiber Spinning Machine Products Wholesale - Trustech-1 16  PAN (polyacrylonitrile)

Customer Membrane Examples

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Brief Introduction

Trustech is a leading company that specializes in the research, development, and manufacturing of hollow fiber membrane spinning machines and spinning spinnerets. These spinning machines and spinning spinnerets have extensive applications across various industries including water purification, gas separation, hemodialysis, ECMO (Extracorporeal Membrane Oxygenation), food and beverage processing, biotechnology, and chemical engineering, among others.

Trustech is not only at the forefront of hollow fiber membrane spinnerets which develop FCT 5th - 8th generation technology, but also leading hollow fiber membrane spinning machine and flat sheet membrane casting system. Backed by outstanding R&D and quality, Trustech holds China’s high-end market, upgraded spinning systems to enhance precision and stability, and engineered key subsystems including the SteadyiCore Ultra 2.0 Heating system,TitanMix Pro 4.0 Mixing system, PrimeGlider Pro 3.0 Automatic pay-off, SmartCoil Elite 3.0 Automatic winding and StoutDrive 2.0 motor drive setup. These advances of spinning machine and spinneret improved spinning system stability, reduced commissioning and production downtime, and increased overall spinning efficiency by 11.4% compared with before the improvements.

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FAQ

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What is flat sheet casting process?
Flat sheet membrane spinning typically refers to forming a uniform liquid film of polymer solution on a continuously running substrate such as nonwoven fabric or a rotating drum via casting or doctor-blade coating, followed by phase separation (e.g., NIPS or TIPS) to solidify into a porous separation membrane. This is an efficient, continuous manufacturing method for flat sheet membranes.


Company Introduction

Located in Trustech is a company. We always focus on the production, processing, distribution and service and our main business is Spinning Machine,Hollow Fiber Spinneret,Gear Metering Pump. Trustech can provide quality products for consumers. We also run a comprehensive after-sales service system to solve all kinds of problems in time. We are waiting for consulting from new and old customers!

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we welcome custom designs and ideas and is able to cater to the specific requirements. for more information, please visit the website or contact us directly with questions or inquiries.
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