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Technical Data Sheets
Sorbermide Coverings product description
coverings specified to US MIL Spec DOD-I-24688, Amendment 1
CLASSIFICATION
Type I – unfaced (thermal and acoustic absorptive) panel
Type II – faced panel
Class 1 – FG Cloth – Fibrous glass cloth faced (thermal) Class 2 – slotted base board faced with perforated fibrous glass cloth (acoustical)
Class 3 – Faced with primer coated aluminized polyester/aluminium foil reinforced with a fibrous glass scrim
Class 4 – faced with primer coated aluminized polyester/aluminium foil reinforced with a fibrous glass scrim laminated to a lightweight fibrous glass cloth
Class 5 – faced with primer coated white polyester film reinforced with a fibrous glass scrim
Applications
- TYPE II Class 2 – thermal insulation of ship’s bulkheads, structural stiffeners and air-conditioning ductwork, where a flame retardant covering is required
- TYPE II Class 4 – highly suited for applications exposed to mechanical damage or where abrasion is experienced
- Navy : submarines, aircraft carriers, cruisers, destroyers, frigates, minehunters
- Military armoured vehicles, personnel carriers
Features
- FG Cloth is specified for use as TYPE II Class 1 MIL Spec DOD-I-24688 covering. It is a satin weave fiberglass fabric, coated with a white sizing
- TYPE II Class 2 is ’FG Cloth’ fabric with perforated face
- TYPE II CLASS 3 MIL SPEC DOD-I-24688 – Foil/Film combination provides an excellent vapour barrier
- TYPE II CLASS 4 MIL SPEC DOD-I-24688 – Product is a lamination of TYPE II Class 3 and ‘FG Cloth’ (Type II Class 1). The combined benefits of these two materials provide a robust facing product
- TYPE II CLASS 5 MIL SPEC DOD-I-24688 – a white polyester reinforced fibreglass scrim. The fibreglass scrim and polyester film are laminated using a high temperature resistant and fire retardant adhesive. It offers resistance to oil and water and is a tough, puncture resistant product
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