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| نام تجاری: | SUNHOUSE |
| مقدار تولیدی: | 500 عدد |
| توانایی تامین: | 3000000 متر / متر در ماه |
Fire rated gypsum board is an important component of passive fire protection systems, but the board alone does not determine whether a wall or ceiling achieves 30, 60, 90 or 120 minutes of fire resistance. Reliable procurement requires buyers to distinguish product classification, reaction-to-fire performance and complete assembly fire ratings before confirming specifications or comparing supplier quotations.
Identify whether the project requires ASTM Type X, proprietary Type C, EN 520 Type F or another locally approved fire resistant board.
Confirm the complete tested wall, shaft, ceiling or floor system rather than relying only on the fire resistant board name.
Match the supplied board, thickness, framing and installation details with the relevant test report or listed system.
A fire resistant gypsum board is only one component of a tested fire rated construction. The final fire resistance period is influenced by the board type and thickness, number of layers, metal or timber framing, stud spacing, insulation, screw pattern, joint treatment, perimeter details and installation quality.
A supplier should not describe one sheet of gypsum board as a complete 60-minute, 90-minute or 120-minute fire barrier unless that claim is connected to a tested and documented assembly. The same board may achieve different results when used in different wall, ceiling or floor constructions.
Product terminology varies between markets. Buyers should confirm which standard is written in the architectural specification before selecting a product. Similar-looking red or pink boards may have different formulations, thicknesses and approved system applications.
| Classification | Standard Or Market | General Description | Procurement Focus |
|---|---|---|---|
| Type X Gypsum Board | ASTM C1396 / North American specifications | Fire resistant gypsum board formulated and tested to meet the Type X requirements defined by the applicable product standard. | Confirm board thickness, manufacturer identification and the exact UL, GA or other listed assembly in which it will be used. |
| Type C Gypsum Board | Proprietary North American systems | An enhanced proprietary fire resistant board developed to provide improved performance in specific tested assemblies. | Type C products are not automatically interchangeable between manufacturers. Verify the exact product designation in the tested design. |
| Type F Plasterboard | EN 520 / European specifications | Gypsum plasterboard with improved core cohesion at high temperatures for use in fire resistant building systems. | Review the declared EN 520 board type, reaction-to-fire class, thickness and supporting system test documentation. |
| Type DF Plasterboard | EN 520 / European specifications | A board combining controlled density characteristics with improved core cohesion at elevated temperatures. | Confirm every classification letter shown in the declaration of performance and match it to the project specification. |
| Fire And Moisture Resistant Board | Project-specific or multi-performance products | A gypsum board designed to provide both enhanced fire performance and reduced water absorption for suitable interior areas. | Check both fire system documentation and moisture resistance data. It should not automatically be treated as a waterproof exterior board. |
Two different fire performance concepts often appear in quotations and technical documents. They should be reviewed separately because one result cannot automatically replace the other.
| Performance Term | What It Evaluates | Typical Reporting Format | What Buyers Should Understand |
|---|---|---|---|
| Reaction To Fire | How a material contributes to ignition, flame spread, heat release or smoke development under specified test conditions. | A material classification or surface-burning result. | It describes material behavior but does not establish a complete wall or ceiling fire resistance period. |
| Fire Resistance | How long a complete building element maintains required performance such as integrity, insulation or structural function during a fire test. | A time period such as 30, 60, 90 or 120 minutes. | The result applies to the tested assembly, including boards, framing, fasteners, insulation, joints and construction details. |
A quotation may combine a non-combustibility classification, a surface flame-spread result and a two-hour wall rating in one product description. These results may come from different test methods and must not be presented as though they are the same performance measurement.
Gypsum contains chemically combined water within its crystalline structure. During fire exposure, heat causes this water to be released gradually as steam through a process commonly known as calcination. This process delays heat transmission through the board. Fire resistant products may also include reinforcing fibers and other additives that help the gypsum core remain cohesive for longer under elevated temperatures.
Fire resistance duration should be selected from a complete tested or listed system. Changing one component may affect the validity and performance of the original design.
The exact fire resistant product, board thickness and manufacturer designation must correspond with the approved system.
Single-layer and double-layer systems do not provide the same protection. Layer quantity and joint arrangement are critical design details.
Stud material, width, gauge, spacing and allowable wall height influence the stability of the complete partition.
Screw type, length and fixing centers must follow the system design to prevent early detachment of the board lining.
Mineral wool type, density, thickness and installation position may form part of the tested fire and acoustic performance.
Board joints, perimeter gaps, service openings, electrical boxes and pipe penetrations require compatible tested details.
The following information is intended as a procurement framework rather than a substitute for a tested design. The final configuration must be confirmed against the project drawings, local building code and approved fire test documentation.
Adding another gypsum board layer may improve fire performance, but buyers should not calculate a new rating by simply adding minutes together. A single 30-minute layer plus another 30-minute layer does not automatically create an approved 60-minute system.
| Procurement Item | Recommended Information To Confirm |
|---|---|
| Applicable Market Standard | ASTM C1396, EN 520 or the relevant national product standard specified by the destination market. |
| Product Classification | Type X, proprietary Type C, Type F, Type DF or another clearly documented classification required by the project. |
| Typical Thickness Options | Common fire resistant specifications include 12.5mm, 15mm and 15.9mm, subject to market requirements and tested assembly design. |
| Typical Board Sizes | 1200 × 2400mm, 1220 × 2440mm and other project-specific lengths, depending on production and container loading requirements. |
| Edge Type | Tapered edge, square edge or another profile compatible with the specified joint treatment and installation method. |
| Complete System Rating | Tested wall, ceiling, shaft or floor assembly showing the required fire resistance period and construction details. |
| Board Identification | Printed product name, classification, manufacturing date, batch code and manufacturer information for site inspection and traceability. |
| Quality Documents | Product data sheet, test report, declaration or certificate required by the market, plus batch inspection records where applicable. |
A test report should be reviewed beyond its front-page result. Buyers and project teams should confirm that the report supports the actual product and construction being supplied.
| Purchasing Risk | Potential Consequence | Recommended Solution |
|---|---|---|
| Rating claimed for the board alone | The product may not achieve the required fire duration after installation. | Request the complete tested assembly and installation drawing. |
| Different product substituted after approval | The original test or listing may no longer apply to the construction. | Lock the manufacturer, product code and classification into the purchase order. |
| Thickness reduced to lower cost | The installed system may fail to match the approved design. | Do not change thickness or layer quantity without technical approval. |
| Incomplete test report supplied | The test specimen and permitted applications cannot be verified. | Request the full report or an independently verifiable system listing. |
| Installation accessories not specified | Incorrect screws, studs, joint treatment or insulation may reduce performance. | Purchase and install compatible components according to the tested system. |
| Board damage during transport | Broken edges and wet boards can affect installation quality and material yield. | Confirm pallet reinforcement, edge protection, container bracing and dry storage. |
It depends on the complete tested assembly. The answer cannot be determined from board thickness alone. Framing, board position, fixing details, insulation and joint treatment must all match an approved system.
Not automatically. Type C is generally an enhanced proprietary product, and tested assemblies may specify an exact manufacturer and product designation. Any substitution should be supported by accepted technical documentation.
No. Non-combustibility or reaction-to-fire classification describes material behavior. A fire resistance rating applies to a complete building element tested for a defined duration.
Standard fire resistant board is generally intended for dry interior applications. Humid locations may require a combined fire and moisture resistant product. Direct-water and exterior applications require a separately approved substrate system.
These details should not be changed without confirming that the modification is permitted by the tested system, listing or approved engineering assessment.
Confirm the destination standard, board classification, thickness, dimensions, approved assembly, printed identification, packaging method, test documents and permitted component substitutions before signing the purchase contract.
Provide the required fire duration, wall or ceiling structure, destination standard, board dimensions and project quantity. The product specification can then be matched with the appropriate technical documents and export packaging solution.
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