Skip to main content

Table 3 Design of orthogonal test (mass fraction, %)

From: Copper-Free Resin-Based Braking Materials: A New Approach for Substituting Copper with Fly-Ash Cenospheres in Composites

List

1

2

3

4

5

6

7

8

9

10

11

12

13

Factor

A

B

A×B

C

A×C

D

A×D

Empty

Empty

Empty