Material: carbon steel, alloy steel(45#,1045,40Cr,5140)

Size: mainly supply for M24-M56 or as per customer’s request

Grade: 4.8, 5.8, 6.8, 8.8, 10.9 class

process:hot forging,Heat treatment

Surface treatment: black oxide, electro galvanizing

Features:Abrasion resistant

Package: carton and pallet or as per customer’s request

Dimension: various type including D-head bolt, square head bolt, waist type bolt and bucket type bolt etc.

Euipment:CNC lathe,automatic lathe,threading rolling machine,tapping drilling machine

Testing:roughness test,hardness test, tensile test

Usage:supporting the use of liner board for ball mill,crusher.Widely applied in mining ,cement industry

UNC/UNF available,we support OEM service

To compliment this extensive range of liner bolts, we also offers a complete range of mill liner washers, seals and nuts.

Delivery time: based on the quantity(as nonstandard products ,we produce it according to the confirmed size and detail requests )