MT/T 351-1994 The technical specifications for polyurethane cold patch glue used in coal mine rubber-insulated cables

MT/T 351.1-2005 Mining rubber-insulated cable polyurethane cold-repair adhesive technical specification

GB 2951.34 GB/T 531-1999 Rubber—Determination of indentation hardness by means of pocket hardness meters GB/T 531.1-2008 Rubber,vulcanized or thermoplastic—Determination of indentation hardness—Part 1:Duromerer method(Shore hardness) GB/T 531.2-2009 Rubber,vulcanized or thermoplastic—Determination of indentation hardness—Part 2:IRHD pocket meter method GB/T 1410-2006 Methods of test for volume resistivity and surface resistivity of solid electrical insulating materials GB/T 2951.6-1997 Common test methods for insulating and sheathing materials of electric cables Part 3:Methods specific to PVC compounds Section one:Pressure test at high temperature—Test for resistance to cracking GB/T 3048.8-1994 Test methods for determining electrical properties of electric cables and wires A.C. voltage tests GB/T 3048.8-2007 Test methods for electrical properties of electric cables and wires—Part 8:AC voltage test GB/T 10707-1989 Rubber—Determination of flammability by oxygen index GB/T 10707-2008 Rubber—Determination of the burning GB/T 12666.2-2008 Test method on a single wire or cable under fire conditions—Part 2:Horizontal specimen flame test GB 12972.1-1991 Flexible rubber-sheathed cables for mining purposes—Part 1:General GB/T 12972.1-2008 Flexible rubber-sheathed cables for mining purposes—Part 1:General requirements MT/T 353-1994 Testing method for the first component of polyurethane cold patch rubber used in coal mine cables MT/T 354-1994 Test method for rubber insulating cable used in coal mines and polyurethane cold-repair mortar MT/T 352-1994 Preparation method of rubber cold-melted joint adhesive sample for coal mine insulated cables GB/T 3048.8-2025 Test methods for electrical properties of electric cables and wires— Part 8:AC voltage test