The type of aluminum spacer bar is from 4mm to 25mm. The aluminum spacer bar can also be ordered according to the special requirements of customers.
Technical requirements of products:
1. Wall thickness：Single-side wall thickness is within 0.20～ 0.35mm，and limit deviation of peripheral wall thickness is ±0.025mm.
2. Degree of curvature (bending)：Do not allow the product to have stiff bending and sidewise bending (except free sagging bending arc).
3. Appearance：Surface is killing and smooth and has no knocking. Air hole is uniform and in order.
Packaging, identification, transportation and storage of product:
1. Packaging：Including packed-in-cases and braided tape packaging.Per bundle weight per unit packaging is 20±0.05kg（braided tape packaging）and 25±0.05kg（packed-in-cases）.It is required that the appearance is in order and straight, has no layup and has no appear.
2. Identification：Indicate definitely on packaging the product name, weight, production date, institution or enterprise name, address, qualification identification an so on.
3. Transportation: This product is non-dangerous-goods, and can be transported by automobile, train and airplane.
4. Storage：Stored in dry place.