PU Chair 

• Color: ESD PU, blue and black
• Size: seat 430 * 400mm, backrest: 400 * 300mm
• Adjustable height: 460mm - 620mm(with 160mm height adjustable gas pole)
• Surface resistivity: 10³ - 10⁶ or 10⁶ - 10⁹, system resistance: ≤109 Ω
• DSD level: above 10000
• Caster: high-strength nylon plastic caster, no black impress, fixed caster set and zink-aluminium alloy as options

High-grade PU chair 

• Color: ESD PU, blue and black
• Size: seat 430 * 400mm, backrest: 400 * 300mm
• Adjustable height: 460mm - 620mm (with 160mm height adjustable gas pole)
• Surface resistivity: 10³ - 10⁶ or 10⁶ - 10⁹, system resistance: ≤109Ω
• DSD level: above 10000, suit for dustless room
• Caster: high-strength & whole die-casting& aluminium alloy caster, no black impress, fixed caster set and zink-aluminium alloy as options

Configuration: 

• electro-static discharge PU
• thicker tray, high-strengh steel backrest
• filled with high-density sponge
• 160mm adjustable gas pole
• Chromeplated carbon steel 5 star base
• High-strength & whole die-casting& aluminium alloy & 5 star claw
• High-strength & zinc aluminium alloy caster, reliable electricity discharge