Inorganic Fiber Detection
Various inorganic minerals/artificial inorganic fibers and their products, including glass fiber, basalt fiber, rock wool, slag wool, glass wool, aluminum silicate (ceramic) fiber, mullite fiber, alumina fiber, quartz fiber, boron fiber, silicon carbide fiber, asbestos mineral fiber, sepiolite, wollastonite, etc.
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Product Introduction
Detection range
Product scope
Various inorganic minerals/artificial inorganic fibers and their products, including glass fiber, basalt fiber, rock wool, slag wool, glass wool, aluminum silicate (ceramic) fiber, mullite fiber, alumina fiber, quartz fiber, boron fiber, silicon carbide fiber, asbestos mineral fiber, sepiolite, wollastonite, etc.
Product form
Continuous fiber, chopped fiber, fiber bundle, yarn, rope, felt, board, pipe, fabric, non-woven fabric, prepreg, reinforced composite material, insulation material.
Application field
Building insulation and fire prevention, industrial insulation, reinforced composite materials, filtration and environmental protection, sealing and friction, rail transportation, aerospace, ships, electronic and electrical, environmental noise reduction.
Testing items
(1) Appearance and physical and chemical properties
Appearance, color, impurities, fiber diameter, fiber length and distribution, aspect ratio, linear density, bulk density, true density, slag ball content, moisture content, hygroscopicity, hydrophobicity, oil content, volatile matter, ash content, chemical composition, phase composition, acidity coefficient.
(2) Mechanical properties
Tensile fracture strength, elongation at break, modulus of elasticity, flexural strength, compressive strength, flexural strength, shear strength, impact strength, wear resistance, bond strength, thermal shock resistance, frost resistance.
(3) Thermal and flame retardant properties
Thermal conductivity, thermal resistance, thermal shrinkage rate, thermal load shrinkage temperature, thermal stability, maximum operating temperature, melting point, non flammability, combustion grade, smoke density, smoke toxicity, fire resistance limit, and resistance to high and low temperature cycles.
(4) Environmental and chemical resistance
Water resistance, acid and alkali resistance, salt spray resistance, moisture and heat resistance, solvent resistance, oil resistance, aging resistance, weather resistance, mold resistance, ozone resistance, freeze-thaw stability.
(5) Interface and functional performance
Surface wettability, compatibility with resin, interfacial shear strength, insulation resistance, dielectric strength, sound insulation performance, filtration efficiency, air permeability, thermal/electrical conductivity.
(6) Environmental Protection and Safety Performance
Heavy metals, free formaldehyde VOC, Asbestos content, dust, biological persistence, irritability, indoor environmental safety indicators.
Testing standards
GB/T 5480 Test methods for mineral wool and its products
GB/T 11835 Rock wool, slag wool and their products for insulation
GB/T 13350 Glass wool and its products for insulation
GB/T 4202 Glass Fiber Product Code
GB/T 7690 Test Method for Glass Fiber Yarn
GB/T 5486 Packaging, Marking, Transport and Storage of Mineral Cotton Products
GB/T 10294 Steady state Thermal Resistance of Thermal Insulation Materials and Hot Plate Method
GB/T 10295 Steady state Thermal Resistance and Heat Flow Meter Method for Thermal Insulation Materials
GB/T 17430 Evaluation Method for Maximum Operating Temperature of Thermal Insulation Materials
GB 8624 Classification of Burning Behavior of Building Materials and Products
GB/T 23263 Determination of asbestos in building materials
GB 18580 Indoor Decoration Materials Formaldehyde Emission Limit
GB/T 5454 Textiles Combustion Performance Oxygen Index Method
GB/T 5455 Textile Burning Behavior Vertical Method
was established in 2011. As a national high-tech enterprise recognized by the Zhejiang Provincial Higher People's Court as a judicial authentication institution for construction engineering quality, we specialize in structural performance testing and safety assessment of construction projects, special equipment, communication towers, electromagnetic environments, large bridges, and building safety appraisal.
The company has more than 100 professional and technical personnel, over 90% of whom hold various medium and senior technical certificates. Equipped with complete testing equipment worth over RMB 10 million, our business scope covers the whole country.
