Standard No.:	GB/T 7986-2025
English Name:	Conveyor belts—Drum friction testing
Chinese Name:	输送带 滚筒摩擦试验
Chinese Classification:	G42    Rubber tube, rubber belt and tape
Professional Classification:	GB    National Standard
ICS Classification:	53.040.20 53.040.20    Components for conveyors 53.040.20
Source Content Issued by:	SAMR; SAC
Issued on:	2025-8-29
Implemented on:	2026-3-1
Status:	valid
Superseding:	GB/T 7986-2013 Conveyor belts—Drum friction testing
Target Language:	English
File Format:	PDF
Word Count:	9000 words
Translation Price(USD):	270.0
Delivery:	via email in 1~3 business day

本文件描述了在给定张紧力下静止的输送带与转动的钢制滚筒相互摩擦，测试输送带产生有焰燃烧和无焰燃烧的可能性。
本文件还描述了改变输送带张紧力的方法。
本文件适用于各种阻燃输送带。
注： 对于含有钢丝增强层的输送带，由于输送带不符合7.2的要求，无法全面开展测试，在这种情况下，根据7.3提前终止试验是必要的。