Polyurethane Insulation Foam Material for Discontinuous Sandwich Panel

Polyurethane Insulation Foam Material for Discontinuous Sandwich Panel

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Loading Port:: Tianjin

Payment Terms:: TT OR LC

Min Order Qty:: 1000 m²

Supply Capability:: 1000000 m²/month

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Specifications

Rigid Blend Polyols for Discontinuous sandwich panels

Rigid Blend Polyol for Discontinuous sandwich panel DBC-402B

Product Introduction

DBC402B blend polyols is a compound which consists of polyether polyols, surfactants, catalysts, foaming agent and flame retardant in a special ratio. The foam has good thermal insulation property, light in weight, high compression strength and flame retardance and other advantages. It is widely used to produce sandwich plates, corrugated plates etc, which applies to make cold stores, cabinets, portable shelters and so on.

Physical Property

Appearance Hydroxyl value mgKOH/g Dynamic viscosity (25°C) mPa.S Density (20°C) g/ml Storage temperature °C Storage stability month	Light yellow transparent viscous liquid 320-400 250-350 1.10-1.16 10-25 6

Appearance

Hydroxyl value mgKOH/g

Dynamic viscosity (25°C) mPa.S

Density (20°C) g/ml

Storage temperature °C

Storage stability month

Light yellow transparent viscous liquid

320-400

250-350

1.10-1.16

10-25

Recommended Ratio

Raw materials	pbw
DBC-402B blend polyols Isocyanate	100 100-105

Raw materials

pbw

DBC-402B blend polyols

Isocyanate

100

100-105

Technology and Reactivity(the exact value varies depending on processing conditions)

items	Manual mixing	High temperature machine
Raw material temperature °C Moulding temperature °C Cream time s Gel time s Free density kg/m3	20-25 35-45 30-50 120-200 23-26	20-25 35-45 20-30 70-150 23-26

items

Manual mixing

High temperature machine

Raw material temperature °C

Moulding temperature °C

Cream time s

Gel time s

Free density kg/m3

20-25

35-45

30-50

120-200

23-26

20-25

35-45

20-30

70-150

23-26

Foam Performance

Moulding density Closed-cell rate Thermal conductivity(15°C) Compression strength(perpendicular to the direction of rising) Dimensional stability 24h -20°C 24h 100°C Flame retardant grade	GB 6343 GB 10799 GB 3399 GB/T 8813 GB/T 8811 GB/T8624	≥38kg/m3 ≥90% ≤22mW/(m.K) ≥140kPa ≤1% ≤1.5% Level B2

Moulding density

Closed-cell rate

Thermal conductivity(15°C)

Compression strength(perpendicular to the direction of rising)

Dimensional stability

24h -20°C

24h 100°C

Flame retardant grade

GB 6343

GB 10799

GB 3399

GB/T 8813

GB/T 8811

GB/T8624

≥38kg/m3

≥90%

≤22mW/(m.K)

≥140kPa

≤1%

≤1.5%

Level B2

FAQ:

1，Could we change the panel size?

Yes, we can product according to your requirement.

2, What is Minumum Production per day?

4000m2 per day x 8 hours.

Q:Air conditioning year after the addition of Calvary is not the reason for refrigeration: Quantitative analysis of the problems exist in the security of the building, in a safe building. In order to solve this problem, you must first understand the specification. However, the specification is not enough, not only to understand the safety load calculation of scaffolding. Please forgive me, I am not here, in the past, it is too much trouble. Construction specifications are specified in this process, try to calculate. Technical specification for safety of fastener type steel pipe scaffold (JGJ130-2001)

Q:This is not required, the requirements of the interval of the wall to meet the fire requirements of fire resistance or fire time requirements. The Applicable Scope of Molybdenum Sandwich Panel: China's Ministry of Construction and other four ministries and commissions also issued a clear from the 2000 single tiger toilet mortar 丿 hinge paint closed from the galvanized pipe as a water supply pipe, the new district of cold water pipes have been rarely used galvanized pipe, and some district heat Water pipes are galvanized pipes

Q:Are sandwich panels suitable for automotive showrooms?: Yes, sandwich panels are suitable for automotive showrooms. Sandwich panels are made up of two outer layers or skins with a lightweight core material in between, providing excellent strength and insulation properties. These panels are versatile and can be used for various applications, including building facades, partitions, and interior walls. In automotive showrooms, sandwich panels can be used for constructing walls, ceilings, and even floors. They offer several benefits that make them ideal for this environment. Firstly, sandwich panels provide excellent insulation, which helps maintain a comfortable temperature inside the showroom, regardless of the weather outside. This is crucial for creating a pleasant environment for both customers and staff. Additionally, sandwich panels are lightweight and easy to install, allowing for quick and efficient construction. This is beneficial for automotive showrooms, as they often have tight deadlines and need to be operational as soon as possible. The panels can be easily cut and shaped to fit specific design requirements, allowing for flexibility in creating unique and attractive showroom layouts. Sandwich panels also offer good noise reduction properties, ensuring a quieter environment within the showroom. This is important for providing a comfortable atmosphere for customers and allowing them to focus on the vehicles on display. Furthermore, sandwich panels are durable and require minimal maintenance. They are resistant to corrosion, moisture, and fire, ensuring a long-lasting and safe solution for automotive showrooms. Additionally, the outer layers of the panels can be customized with various finishes and colors, allowing for branding and aesthetic preferences to be incorporated into the showroom design. Overall, sandwich panels are a suitable choice for automotive showrooms due to their insulation properties, ease of installation, noise reduction capabilities, durability, and customization options. They provide a cost-effective and efficient solution for creating a functional and visually appealing environment to showcase vehicles.

Q:I would like to open a 500 square meters processing sandwich panels. Color steel mills to invest much money: Light steel plant roof static load can be divided into the following . the roof for the single-layer + cotton insulation, 0.20KN / M. the roof for the double board + insulation cotton, 0.25KN / M. the roof for the foam sandwich panels, if 50 thick, 0.3KN / M2 specific calculation, assuming purlin per meter specific gravity of . the distance is 1.. then converted to 7 / 1.5 = 5 kg or so insulation cotton generally in 1 kg, pull the sub-component 2 kg, single Floor panel 0.5 thick -0.5 * 7.85 = 4 kg then the roof of a single board + insulation cotton, constant load of 5 +1 +2 +4 = 12 kg per square meter of the actual design time to enlarge the point, take a 0.. Otherwise your trial is also very sad to give you a reference, hope useful

Q:What are the different types and uses of clean color steel plates?: Playing glass glue, with a little better quality.

Q:How does the wall rock wool sandwich panel be installed?: All the components are axially connected and the mechanical properties are good , The connection is reliable, the composition of the scaffolding integrity is good, there is no loss of fasteners Construction of the bowl button steel pipe scaffolding from the steel pipe pole, bar, bowl buckle joints and other components 粻 Fu Gang Huang 蕺 number reported copper stem expansion The basic structure and erection requirements and fastener steel scaffolding similar to the difference lies mainly in the bowl buckle joints Bowl buckle joints are made up of the bowl buckle, the next bowl buckle, the bar connector and the bowl buckle limit pin and so on In the pole on the welding under the bowl buckle and bowl buckle on the limit pin, the bowl will be inserted into the pole Weld the plug on the cross bar and the diagonal bar When assembling, insert the crossbar and diagonal bar into the lower bowl, press and rotate the bowl buckle, and use the limit pin to fix the bowl buckle

Q:What is the weight per unit area of 100 thick rock wool sandwich panels?: First, the electricity management: ⒈ temporary electricity must be "" construction site temporary electricity safety technical specifications "JGJ46-88" compilation of electricity construction organization design and development of safe electricity technical measures and electrical fire protection measures. ⒉ temporary electricity engineering drawings must be drawn solely by the electrical engineering and technical personnel, after the approval of the technical person as a temporary basis for construction. ⒊ temporary electricity construction organization design content and steps: ⑴ site exploration, to determine the power line into the total distribution box (cabinet), the distribution of electrical box location and line direction. ⑵ load calculation, select the wire cross-section and electrical type, specifications. ⑶ draw electrical plan, elevation and wiring system diagram.

Q:Color steel sandwich panels and color steel plate What is the difference: Excuse me, where are you in? Indoor insulation is generally made of "polystyrene foam board", the general thickness is 2..3 cm thick, you can understand clearly, in the end is how thick the foam board (when playing screw holes, can be found is thick thick foam board) The There is that you can use .7 inside the expansion screw, to the hardware store to find can match. You can also use welding, then a long screw, is also very simple.

Q:Can sandwich panels be used for noise barriers?: Yes, sandwich panels can be used for noise barriers. Sandwich panels are typically made of two outer layers of rigid materials, such as metal or wood, with a layer of insulating material in between. This insulating layer helps to absorb and dampen sound waves, making sandwich panels an effective choice for noise barriers. The insulating material in sandwich panels can be made of various materials, such as mineral wool or polyurethane foam, which have excellent sound absorption properties. These materials are designed to trap and dissipate sound energy, preventing it from passing through the barrier and reducing the noise levels on the other side. Sandwich panels for noise barriers can be customized to meet specific noise reduction requirements. Different thicknesses and densities of the insulating layer can be used to achieve the desired level of sound insulation. Additionally, the outer layers can be designed to be reflective or absorptive, depending on the desired acoustic performance and aesthetic preferences. Sandwich panels offer several advantages for noise barrier applications. They are lightweight, making them easy to install and transport. They also have a high strength-to-weight ratio, providing structural integrity to withstand environmental factors such as wind and vibrations. Furthermore, sandwich panels can be designed to be durable and resistant to corrosion, ensuring long-lasting performance in outdoor environments. In conclusion, sandwich panels are a suitable choice for noise barriers due to their sound absorption properties, customization options, and durability. They can effectively reduce noise levels and provide a quieter environment for various applications, such as highways, factories, residential areas, and commercial buildings.

Q:The general company to re-change the new version, the replacement is very troublesome. Our company's exterior wall decoration board convenient installation, thermal insulation, waterproof moisture, noise reduction noise are interested can consult. Polyurethane sandwich panels for the application of polyurethane sandwich panels: This is hard to say, depends on your house shape, height, height, regular rectangle of the province, the polygon will be more.

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