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岩石 Cerchar 磨蚀性试验仪

Cerchar Abrasivity Testers

Model No. CAT-0001 · Rock Mechanics Equipment

Lever-Type Cerchar Abrasivity Tester (Original Design)

杠杆式 Cerchar 磨蚀性试验仪(原始型)

Tunnelling contracts often ask for CAI measured on the original Cerchar apparatus. On this lever-type tester a 70 N dead weight presses a 90° steel stylus of HRC 54–56 onto a fixed specimen, and the lever draws it 10 mm across the surface. The vice takes specimens up to 100 × 100 × 60 mm, and 10 styli are supplied.

Static load on stylus
70 N dead weight
Scratch length
10 mm
Scratch speed
About 10 mm/s, hand lever
Stylus
90° conical tip, hardened steel
Stylus hardness
HRC 54–56
Inquiry Now

Packing & Shipping

Place of originChina (dispatched from Shanghai)
BrandLiquid International / OEM on request
Export packingFumigation-free plywood case or reinforced carton
Loading portShanghai / Ningbo (others on request)
Payment termsT/T, L/C at sight (confirmed on quotation)
Trade termsEXW, FOB, CFR, CIF, DAP

Typical export terms — final terms are confirmed on the proforma invoice.

Product Description 产品描述

Tunnelling contracts often ask for CAI measured on the original Cerchar apparatus. On this lever-type tester a 70 N dead weight presses a 90° steel stylus of HRC 54–56 onto a fixed specimen, and the lever draws it 10 mm across the surface. The vice takes specimens up to 100 × 100 × 60 mm, and 10 styli are supplied.

Highlights

  • 70 N dead weight on stylus
  • 10 mm scratch by hand lever
  • Fixed vice for specimens to 100 × 100 × 60 mm
  • 10 HRC 54–56 styli and sharpening jig

Applications

  • CAI for TBM cutter wear prediction
  • Drill bit wear estimates
  • Roadheader pick consumption
  • Rock classification for excavation contracts

Specifications 技术参数

ParameterValue
Static load on stylus 钢针静荷载 70 N dead weight
Scratch length 划痕长度 10 mm
Scratch speed 划痕速度 About 10 mm/s, hand lever
Stylus 钢针 90° conical tip, hardened steel
Stylus hardness 钢针硬度 HRC 54–56
Specimen vice 试样夹具 Fixed vice, specimens up to 100 × 100 × 60 mm
Base 底座 Cast iron with levelling feet
Supplied 配套 10 styli, sharpening jig
Weight 重量 Approx. 18 kg
Model No.CAT-0001
Place of originChina (dispatched from Shanghai)

Applicable standards 适用标准

ASTM D7625 ASTM E18 ISO 6508-1

Chinese national standards (GB/T, JJG) and international standards referenced for this product type. Test reports and certificates are supplied with the quotation on request.

Packing & Shipping 包装与运输

Export packing

Fumigation-free plywood case or reinforced carton

Every unit is power-tested before packing; enclosed in shock foam and moisture barrier; wooden cases comply with ISPM 15.

Loading port

Shanghai / Ningbo (others on request)

Full container load (FCL), less-than-container load (LCL) or air freight; complete export documentation provided.

Inquiry Now 索取报价

Complete the form below — an export engineer will send technical configurations and a formal proforma invoice within 24 hours.

Products in this inquiry: Lever-Type Cerchar Abrasivity Tester (Original Design) (CAT-0001)

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