Fabric Test

Pataasin ang iyong marka sa homework at exams ngayon gamit ang Quizwiz!

Fiberglass is not affected from what

Chemicals and moisture

What is the danger associated with cellulose acetate nitrate dope

Highly flammable

What can be used to ensure rib alignment when shrinking fabric

Rib lacing tape

What standard must all fabric types conform to for installation on certified aircraft?

SAE AMS - for synthetic TSO - for cotton

What is the advantage of utilizing the envelope method aircraft covering

Speed and machine sewn seams that are superior to hand sewing

What team beat Alabama this weekend allowing the DAWGS to take the #1 spot?

Texas A&M

What type of hand stitch is commonly used for repairs of fabric

The baseball stitch

How are polyester fabrics taunted?

Use of heat applied with irons calibrated to proper temp

How bad did the DAWGS beat Auburn this weekend?

34-10

Fabric repairs always should always be

70% or greater of original state

What visual identification does certified fabric possess?

A repeated stamp on the fabric

What does AMS stand for?

Aeronautical Material Specifications

What determines the spacing for rib stitching

Airspeed if the AC and the area exposed to propeller wash

Name the two types of dopes used in aircraft fabric

Cellulose nitrate dope Cellulose acetate butyrate

Name the two organic fabrics

Cotton and linen

What is the most extensively used synthetic fabric?

Dacron

Define bias as related to fabric.

Diagonally across the warp and fill

Define fill as related to fabric.

Direction across the width of the woof as it comes off the roll.

Define warp as related to fabric.

Direction along the length of fabric as it comes off the roll

In the covering process, when is surface tape applied?

Doped on after the 1st or 2nd coat

Name two methods for covering aircraft structures

Envelope and blanket method

Name the four types of sewn seams

French fell Modified fell Folded fell Plain lap

What grade cotton is required for aircraft fabric?

Grade A or better

What is used to reinforce drain openings on aircraft fabric?

Grommets made from plastic and aluminum washers

When sanding fabric, it is important to do what?

Ground the part to prevent ESD

What purpose does plasticizers serve in coatings

Keep the finish flexible in order to prevent cracking

Name three ways to mechanically bond fabric to ribs or other underlying structures

Lacing chords Screws Rivet and clips

What knot is commonly used in rib stitching?

Modified service knot

What are the two types of fabric in use for aviation?

Organic and synthetic

Fabric repairs should reinstate two qualities, what are they?

Original strength and aerodynamic qualities

What is the purpose of silver butyrate dope in finishing fabric

Protects fabric from UV rays

What causes blushing in a dope finish?

Rapid temp change/humidity change

What must be done to structures that will come in contact with dope finishes?

The must be cope proofed to stop the solvent in the dope from stripping the finish

What is the purpose of reinforcing tapes?

To prevent the pacing chord or fabric attaching devices from pulling through the fabric covering and also used for inter bracing.

What is the purpose of surface tape?

To provide additional wear resistance over the edges of fabric forming structures

What two factors determine the quality and strength requirements of fabric for aircraft

Wing loading of the AC and VNE

How are cotton and linen fabrics taunted?

With tautening dopes

Which of the following is a hazard associated with sanding on fabric covered surfaces during the finishing process?

static electricity buildup/discharge

Fungicidal dopes are used in aircraft finishing as which coat in the process?

the first coat to prevent fabric rotting and are applied thin enough to saturate the fabric


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