NBR Foam Production Line Complete Manufacturing Solution

The Huashida NBR/PVC Flexible Rubber Foam Insulation Tube, Pipe and Sheet Production Line is a high-performance industrial solution designed for manufacturing flexible thermal insulation materials. This advanced extrusion line produces high-quality rubber foam pipes (sponge tubes) and insulation sheets, which are widely used in HVAC and industrial applications around the world.By integrating infrared radiation technology with a precision continuous vulcanization process, the equipment ensures a uniform closed-cell structure, excellent thermal resistance, and high production speed. Optimized for NBR (Nitrile-Butadiene Rubber) and PVC (Polyvinyl Chloride) formulations, the line delivers durable insulation products for air conditioning systems, fitness equipment, and industrial piping.

Our thermal insulation manufacturing plant provides a full-cycle production workflow:

Core Equipment List:

• Raw Material Prep: Rubber Cutter, Internal Mixer, Bucket Elevator, and Open Mill.

• Extrusion & Foaming: High-precision Rubber Extruder with Infrared Foaming Stove and Hot Air Foaming Oven.

• Finishing: Precision Traction System and Automatic High-Speed Cutting Equipment.

Technological Workflow:

1. Internal Mixing: Homogenizing NBR/PVC materials.

2. Open Rolling: Precision material sheet preparation.

3. Extrusion: High-torque shaping of the insulation profile.

4. Continuous Foaming: Targeted heating to achieve closed-cell density.

5. Cooling & Cutting: Final sizing and automatic length management.

6. 

Company Profile

Qingdao Huashida Machinery Co., LTD is a premier manufacturer with 21 years of experience in specialized plastic and rubber machinery. We provide turnkey production solutions for over 400 global clients, ensuring compliance with international standards (ISO/CE) and unmatched engineering expertise.

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