NBR/PVC rubber and plastic sponge insulation material, a new generation of high-tech insulation materials—NBR/PVC rubber and plastic sponge insulation materials, rubber and plastic insulation products are made of high performance nitrile rubber/polyvinyl chloride (NBR/PVC) as the main material, and introduced The latest technology at home and abroad and the first-class automatic production line, soft high-grade insulation materials foamed by complex process, widely used in construction, textile, medicine, chemical, metallurgy, shipbuilding, electrical appliances, vehicles, fitness equipment, cold heading Insulation of equipment and various types of hot and cold medium pipes and containers.
This product is an international emerging high-tech insulation material. The advent of this product has rewritten the history of insulation materials, creating a new era of insulation materials, and has been favored by the majority of users. This product has the following characteristics:
1. Closed bubble structure, effectively insulates water vapor, even if the surface scratches of the product does not affect the overall vapor barrier, so there is no need to add a vapor barrier.
2. Excellent resistance to water vapor permeability, low water absorption, low thermal conductivity, and stable for a long time. Its thickness is much thinner than other insulation materials, saving labor and materials.
3. Good flame retardant effect, self-extinguishing, no flame retardation, in line with fire protection needs.
4. Wide temperature range, excellent weather resistance, long-term resistance to severe cold, hot, dry, humid and other harsh environments.
5. Rich in flexibility, easy to install, clean and beautiful appearance.
6. It has shock absorption and sound absorption effects.
Rubber and plastic insulation materials installed in the cold insulation project, the required thickness comparison table, air conditions, insulation pipe size comparison, pipe temperature, thickness control (mm)
Temperature Relative Humidity Inches mm 13°C 8°C 3°C -16°C
26.8°C 50% 3/8～3 9～76 3/8(9) 3/8(9) 3/8(9) 1/2(13)
3 or more ~ ​​5 76 or more ~ ​​127 1/2 (13) 1/2 (13) 1 / (13) 5 / 8 (16)
5 or more to 10 127 or more to 254 1/2 (13) 1/2 (13) 5/(16) 3/4 (19)
29.5°C 70% 3/8～3 9～76 3/8(9) 1/2(13) 1/(13) 3/4(19)
3 or more ~ ​​5 76 or more ~ ​​127 1/2 (13) 1/2 (13) 5 / (16) 3 / 4 (19)
5 or more to 10 127 or more to 254 1/2 (13) 1/2 (13) 5/(16) 1 (25)
32.0°C 80% 3/8～5 9～127 1/2(13) 5/8(16) 3/4(19) 7/8(22)
5 or more to 10 127 or more to 254 3/4 (19) 1 (25) 1 (25) 13/8 (35)
32.0°C 85% 3/8～11/2 9～38 3/4(19) 1(25) 11/4(30) 13/4(45)
11 or more to /2 to 3 38 or more to 76 3/4 (19) 11/4 (30) 11/4 (30) 2 (50)
3 or more to 5 76 or more to 127 3/4 (19) 11/4 (30) 13/8 (35) 21/4 (56)
5 or more to 10 127 or more to 254 1 (25) 11/4 (30) 11/2 (38) 23/8 (60)
>10 >254 11/4(30) 11/2(38) 13/4(45) 23/4(70)
32.0°C 90% 1/8 or more ~ ​​1/2 3 to 13 1 (25) 11/4 (30) 13/4 (35) 13/4 (45)
1/2 or more to 21/2 13 or more to 64 11/4 (30) 13/8 (35) 13/4 (45) 23/8 (60)
21/2 or more ~ ​​5 64 or more ~ ​​127 11/4 (30) 13/8 (35) 13/4 (45) 25/8 (56)
5 or more to 10 127 or more to 254 13/8 (35) 13/4 (45) 2 (50) 3 (76)
>10 >254 13/8(35)
Average physical properties of NBR/PVC rubber sponge insulation materials
Project performance
NBR/PVC
Density, g/cm3 0.085～0150
Heat transfer coefficient, w/mk 24°C 32°C 0.037
0.0381
Applicable temperature Upper limit lower limit 120°C
-50 ° C
Temperature stability <4%
Ozone resistance Good water absorption Immersion for 28 days <4%
Wet resistance factor ≥ 4500
Combustion performance (B1) A) Oxygen index ≥32
B) average burning time, S ≤ 30
Average burning height, mm ≤250
C) Smoke density level (SDR) ≤75
Excellent resistance to moisture and weathering
NBR/PVC rubber sponge insulation material for thickness comparison table insulation tube inner diameter size comparison Applicable thickness (mm) 7mm ~ 30mm
Inch mm 8 9 10 13 15 17 19 21 25 30
7/8 22.5 8 9 10 13
11/8 28.5 9 10 13 15
13/8 35 9 10 13 15
15/8 41.5 9 10 13 15
17/8 47.5 10 13 15 17
21/8 54 10 13 15 17
21/2 63.5 13 15 17 19
25/8 67 13 15 17 19
27/8 73 13 15 17 19
3 76 13 15 17 19
31/8 80 13 15 17 19
31/2 90 13 15 17 19
35/8 93 13 15 17 19
41/8 105 13 15 17 19
41/2 114 15 17 19 21 25 30
51/4 133 15 17 19 21 25 30
51/2 140 15 17 19 21 25 30
61/4 159 15 17 19 21 25 30
81/2 216 17 19 21 25 30
103/4 273 17 19 21 25 30
1: The applicable thickness of this watch generally refers to the pipeline used in air conditioners. If there are special requirements, the company can customize according to requirements.
2: The outer diameter of the pipe exceeds 3 inches (80mm). The insulation material should be selected from the following plates: width 500-1200mm thickness 3-30mm; insulation material thickness over 1.2 inches (30mm), can be double-layered packaging to the required thickness.
3: Factors affecting material thickness: a, the lower the medium temperature, the thicker; b, the greater the relative humidity, the thicker; c, the higher the ambient temperature, the thicker;
d The larger the diameter of the pipe, the thicker it is.
4: This product has the property of hindering combustion. It is determined to be flame retardant B1 by the quality supervision and inspection of national fireproof building materials, and it is safe and reliable to use.
5: The above table data is for reference only, the user can select the material thickness according to actual needs.
First, the rubber seal products developed by our company are selected from the following materials: NBR, SILICONE, EPDM, FPM, polyurethane, and Cloth rubber, rubber and so on. Can be made according to your requirements, such as (O-rings, oil seals, flat washers, shaped aprons, U-rings, grids, seals, rubber sticks, extruded strips, mechanical seals and others) All kinds of rubber iron parts) are mainly used in hydraulic machinery, engineering machinery, textile machinery, food machinery and plastic machinery; also used in automobiles, motorcycles, environmental protection equipment, office equipment, air conditioners (R134A, R12, R22 media) .
Second, high-performance engineering plastic parts are: nylon, MC nylon, oil-containing nylon, ultra-high molecular polyethylene (PE-UHMW), polytetrafluoroethylene (PTFE), polyoxymethylene (POM), polypropylene (PP), Polyvinyl chloride (PVC), in addition to (special engineering plastics PPS, PEEK). We can injection molding various products according to requirements and use them (bars, tubes, plates) to process and design various mechanical parts, and to replace steel into machinery industry (such as engineering machinery, textile machinery, food machinery, paper making machinery, Wine making machinery, etc.) Provide quality engineering plastic parts.
Third, hydraulic and pneumatic components hydraulic pumps, hydraulic valves, solenoid valves, bearings, cylinders, buffers, speed stabilizers, rotary joints, quick joints and air compressors.
4. Other metal and non-metal casting (punching) materials include: stainless steel, iron, aluminum, hard alloy, ceramic, graphite (such as ordinary graphite, high-purity graphite, impregnated graphite) packing, synthetic materials, etc. It can be selected according to your specific use, and can also be customized for you. The company has strict product quality management. However, the price is relatively flat, so it is accepted by most customers. The expansion and development of our company, in addition to our efforts to do all aspects of work, you need your support.
Led Par Light,Par16 Led Bulb,Par56 Led Bulb,Par 46 Led Bulb
Big Dipper Laser Science And Technology Co., Ltd , https://www.bigdipper-laser.com