GB/T 25045-2025 Basalt fiber roving
1 Scope
This standard specifies the classification and labeling, requirements, test methods, inspection rules, marking, packaging, transportation and storage of basalt fiber roving.
This document is applicable to basalt fiber ply untwisted roving and direct untwisted roving.
2 Normative references
The following documents contain requirements which, through reference in this text, constitute provisions of this document. For dated references, only the edition cited applies. For undated references, the latest edition of the referenced document (including any amendments) applies.
GB/T 191 Packaging - Pictorial marking for handling of goods
GB/T 1549 Chemical analysis methods of glass glass marble and vitreous fiber
GB/T 7690.1-2013 Reinforcements - Test method for yarns - Part 1: Determination of linear density
GB/T 7690.3 Reinforcements - Test method for yarns - Part 3: Determination of breaking force and breaking elongation for glass fibre
GB/T 7690.4 Reinforcements - Test method for yarns - Part 4: Determination of stiffness
GB/T 7690.5 Reinforcements - Test method for yarns - Part 5: Determination of fiber diameter for glass fiber
GB/T 9914.1 Test method for reinforcement products - Part 1: Determination of moisture content
GB/T 18369 Glass fiber roving
GB/T 18374 Terminology for reinforcements
GB/T 41063 Textile glass - Determination of density
GB/T 41065 Basalt fiber - Determination of combustible matter content
GB/T 45129 Determination of strength for reinforcement yarn in cement
3 Terms and definitions
For the purposes of this document, the terms and definitions given in GB/T 18374 and the following apply.
3.1
basalt fiber roving; BFR
cluster of multiple parallel basalt fiber strands or single basalt fiber strands untwisted
Note: It includes basalt fiber ply untwisted roving and basalt fiber direct untwisted roving.
4 Classification and labeling
4.1 Product classification
Products are classified according to the following types.
a) classified according to the manufacturing process:
?ply untwisted roving
?direct untwisted roving.
b) classified according to the application process:
?cropped untwisted roving (represented by C), e.g., jet, moulding, etc.;
?non-cropped untwisted roving (represented by W), e.g. winding, weaving, pultrusion, extruded granulation, etc.
Contents
Foreword
1 Scope
2 Normative references
3 Terms and definitions
4 Classification and c
5 Requirements
6 Test methods
7 Inspection rules
8 Marking, packaging, transportation and storage
Annex A (Normative) Determination of temperature resistance of basalt fiber roving
