Descripción del producto

{C}{C}u {C}{C}Place of Origin: Shen Zhen, China (Mainland) 

{C}{C}u {C}{C}Brand Name: Hua An Brand

{C}{C}u {C}{C}Material: Natural Black Granite 

{C}{C}u {C}{C}Accuracy: Grade"0*0","*0",”0” ï¼ˆChinese standard）

{C}{C}u {C}{C}Flatness test by: Electronic Level Meter 

{C}{C}u {C}{C}Test Standard: According to DIN/JIS/GB 

Packaging & Delivery

Packed with Delicate Aluminum Case for small size; Wooden case form large size

Delivery time: from one week to one month

 Product Specialty:

{C}u {C} Made of high quality Natural Black Granite

{C}u {C} High precision and high stability.

{C}u {C} No rust and anticorrosion.

{C}u {C} Non magnetization.

{C}u {C} Good abrasion resistance.

Physical Property of Natural Black Granite:

{C}{C}u {C}{C}Specific Gravity:         3.*3 g/cm3 

{C}{C}u {C}{C}Shore Hardness:          > *0Hs**0Hs

{C}{C}u {C}{C}Tensile strength:          **1Kg/cm2

{C}{C}u {C}{C}Compressive Strength:         ******4Mpa

{C}{C}u {C}{C}Linear Expansion Coefficient: 4.*1´****6/°C

{C}{C}u {C}{C}Elastic Modulus:                 ****0Gpa

{C}{C}u {C}{C}Water Absorptive:           ≤0.*3%

Product Application:

{C}u {C} Mainly used as detection for an important auxiliary tool in the measurement of the platform;

{C}u {C} Important tool to verify difference or tolerance of products against flatness!