qg hole opening agent and release agent qg a-138
| qg hole opening agent and release agent | |
| qg products | product features |
| qg a-138 | added when preparing self-skinning, it can increase the compressive strength, elasticity and open pores of the foam |

qg hole opening agent and release agent qg a-138
| qg hole opening agent and release agent | |
| qg products | product features |
| qg a-138 | added when preparing self-skinning, it can increase the compressive strength, elasticity and open pores of the foam |
