Cast iron square boxes

Cast iron square boxes

Usage: Cast iron square boxes are usually used for machine processing workshop, and suitable for fixing and clamping of workpieces while machining.

Material: HT200-300
Standard: JB/T3411.56-99
Specification: customize
Surface: flat, V-slots or T-slots
Hardness of the working surface: HB160-240
Surface treatment: hand-scraped or finish-milling
Foundry process: sand casting or centrifugal castings
Molding type: resin sand molding
Painting: primer and face painting
Surface coating: pickling oil and plastic-lined or covered with anticorrosion paint
Working temperature: (20±5)°C
Precision grade: 2-3 
Packaging: wooden box