1、按材质分为橡胶托辊、陶瓷托辊、尼龙托辊及绝缘托辊。
1. It can be divided into rubber roller, ceramic roller, nylon roller and insulating roller according to the material.
2、主要有槽形托辊组，各类平行托辊组，各类调心托辊组，各类缓冲托辊组。
2. There are mainly groove idler group, all kinds of parallel idler
group, all kinds of centering idler group, and all kinds of cushion
idler group.
（1） 槽形托辊有普通型托辊、前铜钟 一次性止血带 标志桩模具 钢丝轮 流水槽模具 防撞墙模具 检查井钢模具 不锈钢铸件 模锻件倾型托辊、快换轴承型托辊、吊挂型托辊、三链托辊、可逆托辊、变槽角型托辊、过渡型托辊、V型托辊等；
(1) The groove type idlers include ordinary type, forward inclined type,
quick change bearing type, hanging type, three chain type, reversible
type, variable groove angle type, transition type and V type;
（2）平行托辊有普通型托辊、梳型托辊、前倾型托辊、钢胶型托辊、螺旋型托辊等；
(2) The parallel idlers include common type idler, comb type idler,
forward inclined idler, steel glue roller, spiral type idler, etc;
（3）调心托辊有通用型、摩擦可逆型托辊、强力型托辊、锥托辊、螺旋型托辊、组合型托辊等；
(3) There are general type, friction reversible roller, strong roller, cone roller, spiral roller, combined roller, etc;
（4）缓冲托辊有弹簧板型托辊、缓冲圈型托辊、强力缓冲型托辊、可调弹力型托辊、吊挂型托辊等；
(4) There are spring plate type roller, buffer ring type roller, strong
buffer type roller, adjustable elastic roller, hanging type roller, etc