Product Category

Vermiculite Fire-resistant Boards

    Apexyl supplies vermiculite 45 and 60 minutes fire rated door core authorized to Warnock Hersey®(WHI) Mark[1] by Intertek® (Report# 3135707). The cores are tested to meet following standards[2]:
UBC 7-2 (1997) Part 1: Testing Standards for Swinging Fire Doors
UL 10C (2001): Fire Tests of Door Assemblies- Positive Pressure
UL 10B (2008): Fire Tests of Door Assemblies
NFPA 252 (2008): Standard Methods for Fire Tests of Door Assemblies
CAN4-S104 M80 R (1985): Standard Methods for Fire Tests of Door Assemblies
ASTM E 2074-04: Standard Method of Fire Test of Door Assemblies
Being made of vermiculite (hydrated magnesium aluminum silicate), one of the safest and unique minerals in the world, containing no asbestos, ceramic or mineral fibers, our board is an environmental-friendly fire-resistant product in term of manufacturing, installing, using, as well as burning. The major features include:
1. Fire retardant - maintains its shape and properties under as high as 1200 degree Celsius.
2. Durable – does not rot and decay; outstanding antibacterial and mothproof properties.
3. Strong – strong but not brittle; superior physical endurance and dimensional stability.
4. Insulation- excellent resistance to heat transmission, reducing energy consumption; superior acoustic properties.
5. Lightweight – the typical density of board is 400 ~ 600 kg/m3.
6. Integration -the board is made of a single piece to avoid the disadvantage of delaminating in layered boards, as well as the loose infill packing materials.
7. Machining- can be sanded and saw using machinery for wood product
Dimensions:
LengthWidthThicknessDensityNotes
(mm)(inch)(mm)(inch)(mm)(inch)(kg/m3)
General<2400<94.488<120047.244<602.362400~600Different sizes and density are available
Maximum<2500<98.425<122048.0311003.9371100Special process are required
Applications:
1. Fire-resistant core for fire doors.
2. Heat Preservation and sound insulation board for walls
3. Fire resistant wall and ceiling
4. Heat insulation boards in planes, trains, cars, ships, ovens, fire place and pipes etc.

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[1] Intertek's Warnock Hersey WHI Mark is the industry standard for building products safety certification. Source: www.intertek-etlsemko.com
[2] Source: Intertek Report# 3135707