protective plastic film cast film stretch film stretch rate:250-500% T: 12-50mic, W: 5-105cm, L: 10000M stretch film factory protective plastic film cast film stretch filmstretch rate:250-500%T: 12-50mic, W: 5-105cm, L: 10000Mstretch film factory 1. With high transparency, no discoloration, good self-adhesive, good retraction ratio, good retracting ratio, good tensile properties, 1 meter can be ...