护士交换粗吟配乱大交动态图,他的小宝贝1v1h蒋沉,国产精品偷窥熟女精品视频,亚洲色中文字幕在线播放

Welcome to Taishan Fiberglass!

APPLIACATION & PROCESS

Home > APPLIACATION & PROCESS > Processes > Open Molding Process

Processes

Open Molding Process


Open Molding Process:Spray-up & Hand Lay-up

Spray-up

Fiberglass assembled roving is chopped & sprayed along with resin mix onto the open mould evenly,compressed for complete impregnation & air bubble removal and cured.



Hand Lay-up

Resin mix and fiberglass reinforcements(roving,woven roving or mat)are put into mold layer by layer, completely impregnates with air bubble removed,laminated to designed thickness cured.