

The rubber foam products of our company are produced by imported high-end technology and automatic continuous equipment. We have developed a rubber foam insulation material with excellent performance through in-depth research. The major raw materials we use are NBR/PVC.

1.The above specifications are commonly used specifications. Special specifications are available according to request of customer.
2. Rubber foam sheet and pipe are normally in black. Other colors are available according to requirements of customer.
3. It is recommended to use sheet when outer diameter of pipe exceeds 89mm.
4. Multiple layers packing is recommended where the thickness of heat insulation materials which you need are greater than 25mm.
5. The width of the sheet can be customized to 1-2 meters according to customer's requirements.
Air conditioning pipe is a kind of rubber foam pipe, it is mainly used in multi-line, central air conditioning and other cold media system of copper pipe insulation, floor heating link pipe, car air conditioning, household water heater insulation.It has its own specifications and is a widely used rubber foam insulation material.

ITEM | UNIT | SPEC |
Length | mm | 1000/1800/2000 |
Inner Diameter | mm | 6-10, 13-60 |
Thickness | mm | 8/9 |
Note: Other Specifications please contact with HUAYUE Company |
· Rubber Foam Technical Performance
Technical Data | |||||
Item | Unit | Specification | Standard | ||
Density range | Kg/m3 | 40-85 | GB/T 6343 ASTM D1667 | ||
Flammability | Oxygen index | % | ≥32 | GB/T 2406 | |
SDR | - | ≤75 | GB/T 8627 | ||
Fire Rating | - | Class 0 & Class 1 | BS 476 Part 6 & Part 7 | ||
Conductivity factor -Average temperature | -20ºC | W/(M·K) | ≤0.030 | GB/T 10294 ASTM C518 | |
0ºC | ≤0.032 | ||||
40ºC | ≤0.036 | ||||
Water vapor Permeability | Coefficient | g/(m·s·pa) | ≤2.8 X 10-11 | GB/T 17146 | |
Factor | - | ≥10000 | |||
Water adsorption ratio in vacuum | % | ≤4 | GB/T 17794 | ||
Dimension stability (105ºC±3ºC, 7d) | % | ≤5 | GB/T 8811 ASTM C534 | ||
Crack resistance | N/cm | ≥3.0 | GB/T 10808 | ||
Comperssion resilience ratio (Comperssion ratio 50%, Comperssion time 72h) | % | ≥70 | GB/T 10808 | ||
Anti-ozone (Ozone pressure 202mpa 200h) | - | Not cracking | GB/T 7762 | ||
Aging resistance (150h) | - | Slightly crumpling, no cracks, no pin holes, not eforming | GB/T 16259 | ||
Flexibility | - | Excellent | ASTM D1056 | ||
Temperature | ºC | -50 - 120 | GB/T 17794 | ||
Products type | Pipe & sheet | ||||
Color | Black, gray and other colors | ||||
Regular size | Pipe: inner diameter 6-108mm Sheet: thickness 10-30mm | ||||
Packing | PE plastic bags / exported standard carton Diversified packaging to meet your needs |
Applications of Rubber Foam Pipe
Rubber foam insulation materials are widely in multiple scenes for thermal insulation and noise reduction, which are used in various pipes and equipment, such as central air conditioning, air conditioning units, construction, chemical, medicine, electrical appliances, aerospace, auto industry, thermal power etc.


1. Full series thermal heat insulation products, inculding cellular glass insulation, rubber foam insulation, glass wool insulation, rock wool insulation, XPS, etc.;
2. Stock sale, place the order and delivery immediately for the regular specification;
3. Top quality in the China thermal heat insulation supplier and manufacturer;
4. Reasonable and competitive price, fast lead time;
5. Deliver customized whole solution package to our customer. Welcome to contact us and visit our company and factories at any time!
HUAYUE® Glass Wool insulation materials has obtained many certifications:
· ASTM
· BS476 part 6 & part 7
· CE
· ISO14001
· ISO9001
· OHSAS18001

HUAYUE maintains a stringent system of QC, in all its operation by its professional QC staff. We have 6 quality control engineers and test chemists.

All products will have been strictly quality checked in house before packing. All products will be well packed before shipping. We accept OEM and ODM.
Q: Are you manufacturer or trade company?
A: We are professional manufacturer of thermal insulation material, more than 22 Years.
A: Sample order is acceptable. We can offer free sample, sample can be sent within 1~3 days after freight payment confirmed.
A: We are in compliance with CE, BS476, FM, ISO9001, ISO14001, OHSAS18001 certificate etc. Our products have excellent chemical, physical features and stability; better waterproof and low thermal conductivity.
Q: What services can Huayue provide?
* Any your idea on the packing we can help you to design and put into production. Customized product is available.
* High quality, reasonable and competitive price, fast lead time.
* All products will have been strictly quality checked in house before packing.
* All products will be well packed before shipping. Sample order prepared, just 3-10 days for arriving at your address.
Q: What is Huayue's inspection process for Glass Wool?
A: Raw Material Inspection - Production Process Inspection - Factory Inspection - Parallel Sample Tracking System.
Q: What's the delivery time of 1x40HQ container loading order?
A: Within 3-20 days after receipt of prepayment.