UNPARALLELED LTD is one of the leading manufacturers and suppliers of granite surface plate with iso 9001 standard in China. With abundant experience, we warmly welcome you to buy advanced granite surface plate with iso 9001 standard made in China here from our factory. We also accept custom orders.
1.Product Introduction
Granite Surface Plate With ISO 9001 Standard is precisely ground from natural high-density granite (such as top-grade "Jinan Green"), and has passed the ISO 9001 international quality certification, ensuring strict quality control from material selection to finished product. It features zero magnetism, corrosion resistance, wear resistance, excellent thermal stability, and will not deform over long-term use. The planar accuracy reaches 0 grade/00 grade (in line with GB/T 20428-2006), with a surface roughness Ra ≤ 0.2μm. It is specially designed for precision inspection, coordinate measuring machines (CMM), and high-end manufacturing. It requires no additional maintenance and can easily handle demanding scenarios in laboratories, aerospace, automotive parts, etc. Custom sizes are available, and full-cycle technical guidance is provided. With international quality, it reduces long-term costs for enterprises and helps you precisely and efficiently control the production pulse!

2.Product Parameter
|
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 |
UNPARALLELED |
|
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 mal |
|
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... |
3.Product feature and application
A.Key features: Unworrying assurance tailored to your precise needs
The stability of a one-time solution
-
Imagine your inspection platform frequently reworking due to temperature fluctuations. The thermal expansion coefficient of natural Jinan green granite is only one-third that of steel. Even with a 10°C temperature difference in the workshop, the flatness variation remains less than 1 micrometer, completely eliminating temperature drift issues.
Innate industrial-grade resilience
- Are you incurring extra costs for corrosion prevention due to traditional metal platforms? Granite's non-magnetic, acid-resistant, and oil-repellent properties ensure it remains pristine even in damp workshops or chemical laboratories for 20 years.
The art of micron-level precision
- Flatness per square meter reaches Grade 0 (±2.5μm) to Grade 00 (±1.5μm) (GB/T 20428-2006), with precision errors hundreds of times smaller than the diameter of a hair, akin to equipping a CMM with an 'optical lens grade' base.
A truly maintenance-free experience
- No need to shut down for regular rust-proof oil applications-just daily wiping keeps granite platforms in service, reducing maintenance costs by over 60%.
B.Typical applications: precisely empowering key areas
🔍 In high-end manufacturing facilities
- When inspecting the crankshaft bore of a car engine, the platform stably supports precision measuring instruments, revealing errors down to 0.001mm;
- During the 3D scanning of aviation turbine blades, the granite base eliminates equipment vibrations, ensuring zero interference in the scan data.
🔬In the research laboratory
- On the semiconductor wafer inspection platform, the platform's non-magnetic property protects sensitive components and prevents static from attracting dust;
- During optical instrument calibration, the 0.2μm mirror-like surface becomes the perfect partner for laser interferometers.
🚀During the critical moment on the production line
- When adjusting mold assembly, workers can directly draw positioning lines on the platform surface; the wear-resistant properties ensure that the markings remain clear for up to ten years;
- Urgent need for batch testing? Supports delivery within 48 hours of custom non-standard dimensions, helping you quickly respond to customer orders.
4.Prodection details


5.Prodect qualification



ISO 9001,CE …
UNPARALLELED is an internationally leading technology enterprise operating in the custom manufacturing of ultra-precision non-metallic materialsUNPARALLELED is rooted in and committed to responsibility in all its activities.
As the pioneer of Ultra-high precision manufacturing,we continue to challenge the limits of human imagination.With our passion for excellence we create value for our customers and inspire the worid to see in new ways.
6.Deliver,shipping and serving
A.Delivery
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.Deliver
|
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 |
... |
B.Service
1.We will offer technical supports for assembly,adjuctment,maintain.
2.Offering the manufacturing & inspection videos from selecting material to delivery,and customers can control and know every detail at anytime anywhere.
7.FAQ
Q1:What is the practical significance of ISO 9001 certification for granite platforms?
A: ISO 9001 certification is more than just a certificate; it represents our commitment to quality. From selecting raw materials (only using Grade A granite such as Jinan Green and Indian Black) to 18 precise grinding processes, and three full inspections before shipment, all data is traceable, ensuring that each platform meets international standards for precision and durability. This means your procurement risk is virtually zero.
Q2:How can I determine if my business requires 0 grade or 00 grade precision?
A: We offer free selection guidance! For example:
• Grade 0 (±2.5μm/m²): Suitable for automotive parts inspection and general mechanical processing;
• Grade 00 (±1.5μm/m²): Specifically designed for high-precision applications such as aerospace blade measurement and optical instrument calibration.
Simply let us know your industry, type of measuring instrument, and tolerance requirements, and we will provide a recommendation within one hour.
Contact Us
📞 Tel: +860531 66686885
📧 Email: grace@UNPARALLELED-Group.com
🌐 Website: www.UNPARALLELED-Group.com
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