Ultra-Stable Granite Base

Short Description:

Made from high-density natural black granite with a fine-grain crystalline structure.
Surfaces are precision lapped to achieve high flatness and parallelism.
The matte finish minimizes reflectivity, making it suitable for optical and laser-based systems.
Uniform mineral composition ensures long-term geometric stability and superior vibration damping.


  • Brand: ZHHIMG 鑫中惠 Sincerely | 中惠 ZHONGHUI IM
  • Min. Order Quantity: 1 Piece
  • Supply Ability: 100,000 Pieces per Month
  • Payment Item: EXW, FOB, CIF, CPT, DDU, DDP...
  • Origin: Jinan city, Shandong Province, China
  • Executive Standard: DIN, ASME, JJS, GB, Federal...
  • Precision : Better than 0.001mm (Nano technology)
  • Authoritative Inspection Report: ZhongHui IM Laboratory
  • Company Certificates: ISO 9001; ISO 45001, ISO 14001, CE, SGS, TUV, AAA Grade
  • Packaging : Custom Export Fumigation-free Wooden Box
  • Products Certificates: Inspection Reports; Material Analysis Report; Certificate of conformity;Calibration Reports for Measuring Devices
  • Lead Time: 10-15 workdays
  • Product Detail

    Quality Control

    Certificates & Patents

    ABOUT US

    CASE

    Product Tags

    Product Detail Description

    Stability Defines Precision

    In ultra-precision manufacturing, performance begins at the foundation. When motion systems operate at high speed and micron-level tolerances, even minor structural vibration or thermal distortion can degrade accuracy.

    That’s why advanced equipment manufacturers increasingly choose precision granite machine beds instead of welded steel frames.

    This large-format granite base provides a structurally stable, thermally inert, and vibration-dampened platform for high-accuracy motion assemblies. Its monolithic stone construction eliminates residual internal stress and significantly reduces resonance, allowing precision systems to perform at their theoretical limits.

    Simply put — when the base is stable, everything built on it becomes more reliable.

    Overview

    Model

    Details

    Model

    Details

    Size

    Custom

    Application

    CNC, Laser, CMM...

    Condition

    New

    After-sales Service

    Online supports, Onsite supports

    Origin

    Jinan City

    Material

    Black Granite

    Color

    Black / Grade 1

    Brand

    ZHHIMG

    Precision

    0.001mm

    Weight

    ≈3.05g/cm3

    Standard

    DIN/ GB/ JIS...

    Warranty

    1year

    Packing

    Export Plywood CASE

    After Warranty Service

    Video technical support, Online support, Spare parts, Field mai

    Payment

    T/T, L/C...

    Certificates

    Inspection Reports/ Quality Certificate

    Keyword

    Granite Machine Base; Granite Mechanical Components; Granite Machine Parts; Precision Granite

    Certification

    CE, GS, ISO, SGS, TUV...

    Delivery

    EXW; FOB; CIF; CFR; DDU; CPT...

    Drawings’ format

    CAD; STEP; PDF...

    Core Advantages & Unique Selling Points

    ■ Exceptional Structural Rigidity
    The symmetrical dual-beam design enhances bending resistance and maintains guideway parallelism.

    ■ Natural Vibration Damping
    Granite’s crystalline structure absorbs micro-vibrations, improving motion smoothness and measurement accuracy.

    ■ Thermal Stability for Precision Motion
    Minimal expansion under temperature changes ensures consistent geometric accuracy.

    ■ Long-Term Dimensional Reliability
    Natural aging eliminates internal stress, preventing deformation common in metal frames.

    ■ Corrosion-Free & Maintenance-Free
    No rust, no coating degradation, and minimal upkeep requirements.

    ■ Precision Motion Integration
    High-density threaded interface matrix allows direct installation of rails, air bearings, encoders, and linear motors.

    ■ Cleanroom-Compatible Material
    Non-magnetic, electrically insulating, and particle-stable — ideal for semiconductor facilities.

    Quality Control

    We use various techniques during this process:

    ●  Optical measurements with autocollimators

    ●  Laser interferometers and laser trackers

    ●  Electronic inclination levels (precision spirit levels)

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    Quality Control

    1. Documents together with products: Inspection reports + Calibration reports(measuring devices) + Quality Certificate + Invoice + Packing List + Contract + Bill of Lading(or AWB).

    2. Special Export Plywood Case: Export fumigation-free wooden box.

    3. Delivery:

    Ship

    Qingdao port

    Shenzhen port

    TianJin port

    Shanghai port

    ...

    Train

    XiAn Station

    Zhengzhou Station

    Qingdao

    ...

     

    Air

    Qingdao Airport

    Beijing Airport

    Shanghai Airport

    Guangzhou

    ...

    Express

    DHL

    TNT

    Fedex

    UPS

    ...

    Delivery

    FAQ

    Q1: Why use a granite machine bed instead of cast iron?
    Granite provides better vibration damping, superior thermal stability, corrosion resistance, and long-term geometric reliability.

    Q2: Can this granite base support heavy equipment?
    Yes. High-density granite offers excellent compressive strength and structural stiffness for heavy precision systems.

    Q3: Is customization available?
    Absolutely. Dimensions, flatness grade, hole distribution, embedded metal components, and structural geometry can be customized.

    Q4: Do the cavities weaken the structure?
    No. Internal recesses reduce weight and improve thermal equilibrium while maintaining load-bearing integrity.

    Q5: Is this suitable for semiconductor cleanrooms?
    Yes. Granite is non-magnetic, corrosion-free, and dimensionally stable under constant temperature and humidity conditions.


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  • QUALITY CONTROL

    If you can’t measure something, you can’t understand it!

    If you can’t understand it.you cant control it!

    If you can’t control it, you can’t improve it!

    More information please click here: ZHONGHUI QC

    ZhongHui IM, your partner of metrology, help you succeed easily.

     

    Our Certificates & Patents:

    ISO 9001, ISO45001, ISO14001,  CE, AAA Integrity Certificate, AAA-level enterprise credit certificate…

    Certificates and Patents are an expression of a company’s strength. It’s society’s recognition of the company.

    More certificates please click here: Innovation & Technologies – ZHONGHUI INTELLIGENT MANUFACTURING (JINAN) GROUP CO., LTD (zhhimg.com)

     

    I. Company Introduction

    Company Introduction

     

    II. WHY CHOOSE USWhy choose us-ZHONGHUI Group

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